AWS Certified Exam Questions with verified Answers Latest Update 2025, Exams of Nursing

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AWS Certified Exam Questions with verified Answers Latest Update

Amazon Glacier is designed for: (Choose 2 answers) A. active database storage. B. infrequently accessed data. C. data archives. D. frequently accessed data. E. cached session data. - Correct answer B. infrequently accessed data. C. data archives. Your web application front end consists of multiple EC2 instances behind an Elastic Load Balancer. You configured ELB to perform health checks on these EC2 instances. If an instance fails to pass health checks, which statement will be true? A. The instance is replaced automatically by the ELB. B. The instance gets terminated automatically by the ELB. C. The ELB stops sending traffic to the instance that failed its health check. D. The instance gets quarantined by the ELB for root cause analysis. - Correct answer C. The ELB stops sending traffic to the instance that failed its health check. You are building a system to distribute confidential training videos to employees. Using CloudFront, what method could be used to serve content that is stored in S3, but not publicly accessible from S3 directly? A. Create an Origin Access Identity (OAI) for CloudFront and grant access to the objects in your S bucket to that OAI. B. Add the CloudFront account security group "amazon-cf/amazon-cf-sg" to the appropriate S3 bucket policy. C. Create an Identity and Access Management (IAM) User for CloudFront and grant access to the objects in your S3 bucket to that IAM User. D. Create a S3 bucket policy that lists the CloudFront distribution ID as the Principal and the target bucket as the Amazon Resource Name (ARN). - Correct answer A. Create an Origin Access Identity (OAI) for CloudFront and grant access to the objects in your S3 bucket to that OAI. Which of the following will occur when an EC2 instance in a VPC with an associated Elastic IP is stopped and started? (Choose 2 answers) A. The Elastic IP will be dissociated from the instance B. All data on instance-store devices will be lost C. All data on EBS (Elastic Block Store) devices will be lost D. The ENI (Elastic Network Interface) is detached E. The underlying host for the instance is changed - Correct answer B. All data on instance-store devices will be lost E. The underlying host for the instance is changed In the basic monitoring package for EC2, Amazon CloudWatch provides the following metrics: A. web server visible metrics such as number failed transaction requests B. operating system visible metrics such as memory utilization C. database visible metrics such as number of connections D. hypervisor visible metrics such as CPU utilization - Correct answer D. hypervisor visible metrics such as CPU utilization, disk I/O, network I/O Which is an operational process performed by AWS for data security?

A. AES-256 encryption of data stored on any shared storage device B. Decommissioning of storage devices using industry-standard practices C. Background virus scans of EBS volumes and EBS snapshots D. Replication of data across multiple AWS Regions E. Secure wiping of EBS data when an EBS volume is unmounted - Correct answer B. Decommissioning of storage devices using industry-standard practices You have been tasked with creating a VPC network topology for your company. The VPC network must support both Internet-facing applications and internally-facing applications accessed only over VPN. Both Internet-facing and internally-facing applications must be able to leverage at least three AZs for high availability. At a minimum, how many subnets must you create within your VPC to accommodate these requirements? A. 2 B. 3 C. 4 D. 6 - Correct answer D. 6 You receive a Spot Instance at a bid of $0.05/hr. After 30 minutes, the Spot Price increases to $0.06/hr and your Spot Instance is terminated by AWS. What was the total EC2 compute cost of running your Spot Instance? A. $0. B. $0. C. $0. D. $0. E. $0.06 - Correct answer A. $0. You are developing a highly available web application using stateless web servers. Which services are suitable for storing session state data? Choose 3 answers A. Amazon CloudWatch B. Amazon Relational Database Service (RDS) C. Elastic Load Balancing D. Amazon ElastiCache E. AWS Storage Gateway F. Amazon DynamoDB - Correct answer B. Amazon Relational Database Service (RDS) D. Amazon ElastiCache F. Amazon DynamoDB You have a business-critical two-tier web app currently deployed in two AZs in a single region, using Elastic Load Balancing and Auto Scaling. The app depends on synchronous replication (very low latency connectivity) at the database layer. The application needs to remain fully available even if one application AZ goes off-line, and Auto Scaling cannot launch new instances in the remaining Availability Zones. How can the current architecture be enhanced to ensure this? A. Deploy in two regions using Weighted Round Robin (WRR), with Auto Scaling minimums set for 50 percent peak load per Region. B. Deploy in two regions using Weighted Round Robin (WRR), with Auto Scaling minimums set for 100 percent peak load per region. C. Deploy in three Availability Zones, with Auto Scaling minimum set to handle 50 percent peak load per zone.

D. Deploy in three Availability Zones, with Auto Scaling minimum set to handle 33 percent - Correct answer C. Deploy in three Availability Zones, with Auto Scaling minimum set to handle 50 percent peak load per zone. You are deploying an application on EC2 that must call AWS APIs. What method of securely passing credentials to the application should you use? A. Use AWS Identity and Access Management roles for EC2 instances. B. Pass API credentials to the instance using instance userdata. C. Embed the API credentials into your JAR files. D. Store API credentials as an object in Amazon Simple Storage Service. - Correct answer A. Use AWS Identity and Access Management roles for EC2 instances. Which route must be added to your routing table in order to allow connections to the Internet from your subnet? A. Destination: 0.0.0.0/0 --> Target: your Internet gateway B. Destination: 192.168.1.257/0 --> Target: your Internet gateway C. Destination: 0.0.0.0/33 --> Target: your virtual private gateway D. Destination: 0.0.0.0/0 --> Target: 0.0.0.0/ E. Destination: 10.0.0.0/32 --> Target: your virtual private gateway - Correct answer A. Destination: 0.0.0.0/0 --> Target: your Internet gateway A customer's nightly EMR job processes a single 2-TB data file stored on Amazon Simple Storage Service (S3). The EMR job runs on two On-Demand core nodes and three On-Demand task nodes. Which of the following may help reduce the EMR job completion time? Choose 2 answers A. Use three Spot Instances rather than three On-Demand instances for the task nodes. B. Change the input split size in the MapReduce job configuration. C. Use a bootstrap action to present the S3 bucket as a local filesystem. D. Launch the core nodes and task nodes within an Amazon Virtual Cloud. E. Adjust the number of simultaneous mapper tasks. F. Enable termination protection for the job flow. - Correct answer B. Change the input split size in the MapReduce job configuration. E. Adjust the number of simultaneous mapper tasks. You have an VPC with a public subnet. Three EC2 instances currently running inside the subnet can successfully communicate with other hosts on the internet. You launch a fourth instance in the same subnet, using the same AMI and security group configuration you used for the others, but find that this instance cannot be accessed from the Internet. What should you do to enable Internet access? A. Deploy a NAT instance into the public subnet. B. Modify the routing table for the public subnet. C. Assign an elastic IP address to the fourth instance. D. Configure a publicly routable IP address in the host OS of the fourth instance. - Correct answer C. Assign an elastic IP address to the fourth instance. Which of the following requires a custom CloudWatch metric to monitor? A. Memory use B. CPU use C. Disk read operations D. Network in E. Estimated charges - Correct answer A. Memory use

Which of the following is a durable key-value store? A. Amazon Simple Storage Service B. Amazon Simple Workflow Service C. Amazon Simple Queue Service D. Amazon Simple Notification Service - Correct answer A. Amazon Simple Storage Service After creating a new AWS account, you use the API to request 40 on-demand EC2 instances in a single AZ. After 20 successful requests, subsequent requests failed. What could be a reason for this issue, and how would you resolve it? A. You encountered a soft limit of 20 instances per region. Submit the limit increase form and retry the failed requests once approved. B. AWS allows you to provision no more than 20 instances per Availability Zone. Select a different Availability Zone and retry the failed request. C. You need to use Amazon Virtual Private Cloud (VPC) in order to provision more than 20 instances in a single Availability Zone. Simply terminate the resources already provisioned and re-launch them all in a VPC. D. You encountered an API throttling situation and should try the failed requests using an exponential decay retry algorithm. - Correct answer A. You encountered a soft limit of 20 instances per region. Submit the limit increase form and retry the failed requests once approved. Amazon Glacier is designed for: Choose 2 answers A. Frequently accessed data B. Active database storage C. Data archives D. Infrequently accessed data E. Cached session data - Correct answer C. Data archives D. Infrequently accessed data You have an application running in us-west-2 that requires six EC2 instances running at all times. With three AZs available in that region (us-west-2a, us-west-2b, and us-west-2c), which of the following deployments provides 100 percent fault tolerance if any single AZ in us-west-2 becomes unavailable? Choose 2 answers A. Us-west-2a with two EC2 instances, us-west-2b with two EC2 instances, and us-west-2c with two EC instances B. Us-west-2a with three EC2 instances, us-west-2b with three EC2 instances, and us-west-2c with no EC2 instances C. Us-west-2a with four EC2 instances, us-west-2b with two EC2 instances, and us-west-2c with two EC instances D. Us-west-2a with six EC2 instances, us-west-2b with six EC2 instances, and us-west-2c with no EC instances E. Us-west-2a with three EC2 instances, us-west-2b with three EC2 instances, and us-west-2c with three EC2 instances - Correct answer D. Us-west-2a with six EC2 instances, us-west-2b with six EC instances, and us-west-2c with no EC2 instances E. Us-west-2a with three EC2 instances, us-west-2b with three EC2 instances, and us-west-2c with three EC2 instances What action is required to establish a VPC VPN connection between an on-premises data center and an Amazon VPC virtual private gateway?

A. Modify the main route table to allow traffic to a network address translation instance. B. Use a dedicated network address translation instance in the public subnet. C. Assign a static Internet-routable IP address to an Amazon VPC customer gateway. D. Establish a dedicated networking connection using AWS Direct Connect. - Correct answer D. Establish a dedicated networking connection using AWS Direct Connect. How can software determine the public and private IP addresses of the EC2 instance that it is running on? A. Query the local instance metadata. B. Query the local instance userdata. C. Query the appropriate Amazon CloudWatch metric. D. Use an ipconfig or ifconfig command. - Correct answer A. Query the local instance metadata. A startup company hired you to help them build a mobile application, that will ultimately store billions of images and videos in S3. The company is lean on funding, and wants to minimize operational costs, however, they have an aggressive marketing plan, and expect to double their current installation base every six months. Due to the nature of their business, they are expecting sudden and large increases in traffic to and from S3, and need to ensure that it can handle the performance needs of their application. What other information must you gather from this customer in order to determine whether S3 is the right option? A. You must know how many customers the company has today, because this is critical in understanding what their customer base will be in two years. B. You must find out the total number of requests per second at peak usage. C. You must know the size of the individual objects being written to S3, i - Correct answer B. You must find out the total number of requests per second at peak usage. You have an EC2 security group with several running EC2 instances. You change the security group rules to allow inbound traffic on a new port and protocol, and launch several new instances in the same security group. The new rules apply: A. Immediately to all instances in the security group. B. Immediately to the new instances only. C. Immediately to the new instances, but old instances must be stopped and restarted before the new rules apply. D. To all instances, but it may take several minutes for old instances to see the changes. - Correct answer A. Immediately to all instances in the security group. A VPC public subnet is one that: A. Has at least one route in its associated routing table that uses an Internet Gateway (IGW). B. Includes a route in its associated routing table via a Network Address Translation (NAT) instance. C. Has a Network Access Control List (NACL) permitting outbound traffic to 0.0.0.0/0. D. Has the Public Subnet option selected in its configuration. - Correct answer A. Has at least one route in its associated routing table that uses an Internet Gateway (IGW). In reviewing the Auto Scaling events for your application you notice that your application is scaling up and down multiple times in the same hour. What design choice could you make to optimize for cost while preserving elasticity? Choose 2 answers A. Modify the Auto Scaling policy to use scheduled scaling actions B. Modify the Auto Scaling group termination policy to terminate the oldest instance first. C. Modify the Auto Scaling group cool-down timers.

D. Modify the Amazon CloudWatch alarm period that triggers your Auto Scaling scale down policy. E. Modify the Auto Scaling group termination policy to terminate the newest instance first. - Correct answer C. Modify the Auto Scaling group cool-down timers. D. Modify the Amazon CloudWatch alarm period that triggers your Auto Scaling scale down policy. What combination of the following options will protect S3 objects from both accidental deletion and accidental overwriting? A. Enable S3 versioning on the bucket. B. Access S3 data using only signed URLs. C. Disable S3 delete using an IAM bucket policy. D. Enable S3 Reduced Redundancy Storage. E. Enable multi-factor authentication (MFA) protected access. - Correct answer A. Enable S3 versioning on the bucket. What does Amazon S3 stand for? A. Simple Storage Solution. B. Storage Storage Storage (triple redundancy Storage). C. Storage Server Solution. D. Simple Storage Service. - Correct answer A. Simple Storage Solution. You must assign each server to at least _____ security group A. 3 B. 2 C. 4 Before I delete an EBS volume, what can I do if I want to recreate the volume later? A. Create a copy of the EBS volume (not a snapshot) B. Store a snapshot of the volume C. Download the content to an EC2 instance D. Back up the data in to a physical disk - Correct answer B. Store a snapshot of the volume Select the most correct answer: The device name /dev/sda1 (within Amazon EC2 ) is _____ A. Possible for EBS volumes B. Reserved for the root device C. Recommended for EBS volumes D. Recommended for instance store volumes - Correct answer B. Reserved for the root device If I want an instance to have a public IP address, which IP address should I use? A. Elastic IP Address B. Class B IP Address C. Class A IP Address D. Dynamic IP Address - Correct answer A. Elastic IP Address What does RRS stand for when talking about S3? A. Redundancy Removal System B. Relational Rights Storage C. Regional Rights Standard D. Reduced Redundancy Storage - Correct answer D. Reduced Redundancy Storage

All Amazon EC2 instances are assigned two IP addresses at launch. Which one can only be reached from within the Amazon EC2 network? A. Multiple IP address B. Public IP address C. Private IP address D. Elastic IP Address - Correct answer C. Private IP address What does Amazon SWF stand for? A. Simple Web Flow B. Simple Work Flow C. Simple Wireless Forms D. Simple Web Form - Correct answer B. Simple Work Flow What is the Reduced Redundancy option in Amazon S3? A. Less redundancy for a lower cost. B. It doesn't exist in Amazon S3, but in Amazon EBS. C. It allows you to destroy any copy of your files outside a specific jurisdiction. D. It doesn't exist at all - Correct answer A. Less redundancy for a lower cost. Fill in the blanks: Resources that are created in AWS are identified by a unique identifier called an _____. A. Amazon Resource Number B. Amazon Resource Name tag C. Amazon Resource Name D. Amazon Reesource Namespace - Correct answer C. Amazon Resource Name What does the command 'ec2-run-instances ami-e3a5408a -n 20 -g appserver' do? A. Start twenty instances as members of appserver group. B. Creates 20 rules in the security group named appserver C. Terminate twenty instances as members of appserver group. D. Start 20 security groups - Correct answer A. Start twenty instances as members of appserver group. While creating an Amazon RDS DB, your first task is to set up a DB ______ that controls what IP addresses or EC2 instances have access to your DB Instance. A. Security Pool B. Secure Zone C. Security Token Pool D. Security Group - Correct answer D. Security Group When you run a DB Instance as a Multi-AZ deployment, the _____ serves database writes and reads A. secondary B. backup C. stand by D. primary - Correct answer D. primary Every user you create in the IAM system starts with ______. A. partial permissions B. full permissions

C. no permissions - Correct answer C. no permissions What does Amazon EC2 provide? A. Virtual servers in the Cloud. B. A platform to run code (Java, PHP, Python), paying on an hourly basis. C. Computer Clusters in the Cloud. D. Physical servers, remotely managed by the customer. - Correct answer A. Virtual servers in the Cloud. Amazon SWF is designed to help users do what? A. Design graphical user interface interactions B. Manage user identification and authorization C. Store Web content D. Coordinate synchronous and asynchronous tasks which are distributed and fault tolerant. - Correct answer D. Coordinate synchronous and asynchronous tasks which are distributed and fault tolerant. Can I control if and when MySQL based RDS Instance is upgraded to new supported versions? A. No B. Only in VPC C. Yes - Correct answer C. Yes If I modify a DB Instance or the DB parameter group associated with the instance, should I reboot the instance for the changes to take effect? A. No B. Yes - Correct answer B. Yes When you view the block device mapping for your instance, you can see only the EBS volumes, not the instance store volumes. A. Depends on the instance type B. FALSE C. Depends on whether you use API call D. TRUE - Correct answer D. TRUE By default, EBS volumes that are created and attached to an instance at launch are deleted when that instance is terminated. You can modify this behavior by changing the value of the flag _____ to false when you launch the instance. A. DeleteOnTermination B. RemoveOnDeletion C. RemoveOnTermination D. TerminateOnDeletion - Correct answer A. DeleteOnTermination What are the initial settings of an user created security group? A. Allow all inbound traffic and Allow no outbound traffic B. Allow no inbound traffic and Allow no outbound traffic C. Allow no inbound traffic and Allow all outbound traffic D. Allow all inbound traffic and Allow all outbound traffic - Correct answer C. Allow no inbound traffic and Allow all outbound traffic Will my standby RDS instance be in the same Region as my primary?

A. Only for Oracle RDS types B. Yes C. Only if configured at launch D. No - Correct answer B. Yes What does Amazon Elastic Beanstalk provide? A. A scalable storage appliance on top of Amazon Web Services. B. An application container on top of Amazon Web Services. C. A service by this name doesn't exist. D. A scalable cluster of EC2 instances. - Correct answer B. An application container on top of Amazon Web Services. When using IAM to control access to your RDS resources, the key names that can be used are case sensitive. For example, aws:CurrentTime is NOT equivalent to AWS:currenttime. A. TRUE B. FALSE - Correct answer A. TRUE What will be the status of the snapshot until the snapshot is complete. A. running B. working C. progressing D. pending - Correct answer D. pending Can an EBS volume be attached to more than one EC2 instance at the same time? A. No B. Yes. C. Only EC2-optimized EBS volumes. D. Only in read mode. - Correct answer A. No Automated backups are enabled by default for a new DB Instance. A. TRUE B. FALSE - Correct answer A. TRUE What does the AWS Storage Gateway provide? A. Integration of on-premises IT environments with Cloud Storage. B. A direct encrypted connection to Amazon S3. C. A backup solution that provides an on-premises Cloud storage. D. It provides an encrypted SSL endpoint for backups in the Cloud. - Correct answer A. Integration of on- premises IT environments with Cloud Storage. Amazon RDS automated backups and DB Snapshots are currently supported for only the ______ storage engine A. InnoDB B. MyISAM - Correct answer A. InnoDB How many relational database engines does RDS currently support? A. Six: Amazon Aurora, Oracle, Microsoft SQL Server, PostgreSQL, MySQL and MariaDB B. Just two: MySQL and Oracle.

C. Five: MySQL, PostgreSQL, MongoDB, Cassandra and SQLite. D. Just one: MySQL. - Correct answer A. Six: Amazon Aurora, Oracle, Microsoft SQL Server, PostgreSQL, MySQL and MariaDB Fill in the blanks: The base URI for all requests for instance metadata is _____ A. http://254.169.169.254/latest/ B. http://169.169.254.254/latest/ C. http://127.0.0.1/latest/ D. http://169.254.169.254/latest/ - Correct answer D. http://169.254.169.254/latest/ While creating the snapshots using the the command line tools, which command should I be using? A. ec2-deploy-snapshot B. ec2-fresh-snapshot C. ec2-create-snapshot D. ec2-new-snapshot - Correct answer C. ec2-create-snapshot Typically, you want your application to check whether a request generated an error before you spend any time processing results. The easiest way to find out if an error occurred is to look for an ______ node in the response from the Amazon RDS API. A. Incorrect B. Error C. FALSE - Correct answer B. Error What are the two permission types used by AWS? A. Resource-based and Product-based B. Product-based and Service-based C. Service-based D. User-based and Resource-based - Correct answer D. User-based and Resource-based In Amazon CloudWatch, which metric should I be checking to ensure that your DB Instance has enough free storage space? A. FreeStorage B. FreeStorageSpace C. FreeStorageVolume D. FreeDBStorageSpace - Correct answer B. FreeStorageSpace Amazon RDS DB snapshots and automated backups are stored in A. Amazon S B. Amazon ECS Volume C. Amazon RDS D. Amazon EMR - Correct answer A. Amazon S What is the maximum key length of a tag? A. 512 Unicode characters B. 64 Unicode characters C. 256 Unicode characters D. 128 Unicode characters - Correct answer D. 128 Unicode characters Security Groups can't _____.

A. be nested more than 3 levels B. be nested at all C. be nested more than 4 levels D. be nested more than 2 levels - Correct answer B. be nested at all You must increase storage size in increments of at least _____ % A. 40 B. 20 C. 50 D. 10 - Correct answer D. 10 Changes to the backup window take effect ______. A. from the next billing cycle B. after 30 minutes C. immediately D. after 24 hours - Correct answer C. immediately Using Amazon CloudWatch's Free Tier, what is the frequency of metric updates which you receive? A. 5 minutes B. 500 milliseconds. C. 30 seconds D. 1 minute - Correct answer A. 5 minutes Which is the default region in AWS? A. eu-west- B. us-east- C. us-east- D. ap-southeast-1 - Correct answer B. us-east- What are the Amazon EC2 API tools? A. They don't exist. The Amazon EC2 AMI tools, instead, are used to manage permissions. B. Command-line tools to the Amazon EC2 web service. C. They are a set of graphical tools to manage EC2 instances. D. They don't exist. The Amazon API tools are a client interface to Amazon Web Services. - Correct answer B. Command-line tools to the Amazon EC2 web service. What are the two types of licensing options available for using Amazon RDS for Oracle? A. BYOL and Enterprise License B. BYOL and License Included C. Enterprise License and License Included D. Role based License and License Included - Correct answer B. BYOL and License Included What does a "Domain" refer to in Amazon SWF? A. A security group in which only tasks inside can communicate with each other B. A special type of worker C. A collection of related Workflows D. The DNS record for the Amazon SWF service - Correct answer C. A collection of related Workflows

EBS Snapshots occur _____ A. Asynchronously B. Synchronously C. Weekly - Correct answer A. Asynchronously Disabling automated backups disables the point-in-time recovery feature. A. True B. False - Correct answer A. True Out of the striping options available for the EBS volumes, which one has the following disadvantage : 'Doubles the amount of I/O required from the instance to EBS compared to RAID 0, because you're mirroring all writes to a pair of volumes, limiting how much you can stripe.'? A. Raid 5 B. Raid 6 C. Raid 1 D. Raid 2 - Correct answer C. Raid 1 Is creating a Read Replica of another Read Replica supported? A. Only in certain regions B. Only with MSSQL based RDS C. Only for Oracle RDS types D. No - Correct answer D. No Can Amazon S3 uploads resume on failure or do they need to restart? A. Restart from beginning B. You can resume them, if you flag the "resume on failure" option before uploading. C. Resume on failure D. Depends on the file size - Correct answer C. Resume on failure Which of the following cannot be used in EC2 to control who has access to specific EC2 instances? A. Security Groups B. IAM System C. SSH keys D. Windows passwords - Correct answer B. IAM System Fill in the blanks : _____ let you categorize your EC2 resources in different ways, for example, by purpose, owner, or environment. A. wildcards B. pointers C. tags D. special filters - Correct answer C. tags How can I change the security group membership for interfaces owned by other AWS, such as Elastic Load Balancing? A. By using the service specific console or API\CLI commands B. None of these C. Using Amazon EC2 API/CLI

D. Using all these methods - Correct answer A. By using the service specific console or API\CLI commands What is the maximum write throughput I can provision per table for a single DynamoDB table? A. 5,000 us east, 1,000 all other regions B. 100,000 us east, 10, 000 all other regions C. Designed to scale without limits, but if you go beyond 40,000 us east/10,000 all other regions you have to contact AWS first. D. There is no limit - Correct answer C. Designed to scale without limits, but if you go beyond 40,000 us east/10,000 all other regions you have to contact AWS first. What does the ec2-revoke command do with respect to the Amazon EC2 security groups? A. Removes one or more security groups from a rule. B. Removes one or more security groups from an Amazon EC2 instance. C. Removes one or more rules from a security group. D. Removes a security group from an account. - Correct answer C. Removes one or more rules from a security group. Can a 'user' be associated with multiple AWS accounts? A. No B. Yes - Correct answer A. No True or False: Manually created DB Snapshots are deleted after the DB Instance is deleted. A. TRUE B. FALSE - Correct answer B. FALSE What is Amazon Glacier? A. There is no such thing B. A security tool that allows "freezing" an EBS volume to perform computer forensics on it. C. A low-cost storage service that provides secure and durable storage for data archiving and backup. D. A security tool that allows "freezing" an EC2 instance to perform computer forensics on it. - Correct answer C. A low-cost storage service that provides secure and durable storage for data archiving and backup. What is the durability of S3 RRS? A. 99.99% B. 99.95% C. 99.995% D. 99.999999999% - Correct answer A. 99.99% What does specifying the mapping /dev/sdc=none do when launching an EC2 instance? A. Prevents /dev/sdc from creating the instance. B. Prevents /dev/sdc from deleting the instance. C. Set the value of /dev/sdc to 'zero'. D. Prevents /dev/sdc from attaching to the instance. - Correct answer D. Prevents /dev/sdc from attaching to the instance. Is Federated Storage Engine currently supported by Amazon RDS for MySQL?

A. Only for Oracle RDS instances B. No C. Yes D. Only in VPC - Correct answer B. No What is the maximum groups an IAM user be a member of? A. 20 B. 5 C. 10 D. 15 - Correct answer C. 10 True or False: When you perform a restore operation to a point in time or from a DB Snapshot, a new DB Instance is created with a new endpoint. A. FALSE B. TRUE - Correct answer B. TRUE A/An _____ acts as a firewall that controls the traffic allowed to reach one or more instances. A. security group B. ACL C. IAM D. Private IP Addresses - Correct answer A. security group Will my standby RDS instance be in the same Availability Zone as my primary? A. Only for Oracle RDS types B. Yes C. Only if configured at launch D. No - Correct answer D. No While launching an RDS DB instance, on which page I can select the Availability Zone? A. Review B. DB Instance Details C. Management Options D. Additional Configuration - Correct answer D. Additional Configuration What does the ec2-create-group command do with respect to the Amazon EC2 security groups? A. Groups the user created security groups in to a new group for easy access. B. Creates a new security group for use with your account. C. Creates a new group inside the security group. D. Creates a new rule inside the security group. - Correct answer B. Creates a new security group for use with your account. In the Launch Db Instance Wizard, where can I select the backup and maintenance options? A. DB Instance Details B. Review C. Management Options D. Engine Selection - Correct answer C. Management Options You are charged for the IOPS and storage whether or not you use them in a given month?

A. FALSE

B. TRUE - Correct answer B. TRUE IAM provides several policy templates you can use to automatically assign permissions to the groups you create. The _____ policy template gives the Admins group permission to access all account resources, except your AWS account information. A. Read Only Access B. Power User Access C. AWS CloudFormation Read Only Access D. Administrator Access - Correct answer D. Administrator Access While performing volume status checks using volume status checks, if the status is insufficient-data, if the status is 'insufficient-data', what does it mean? A. checks may still be in progress on the volume B. check has passed C. check has failed D. there is no such status - Correct answer A. checks may still be in progress on the volume By default, when an EBS volume is attached to a Windows instance, it may show up as any drive letter on the instance. You can change the settings of the _____ Service to set the drive letters of the EBS volumes per your specifications. A. EBSConfig Service B. AMIConfig Service C. Ec2Config Service D. Ec2-AMIConfig Service - Correct answer C. Ec2Config Service SQL Server stores logins and passwords in the master database. A. True B. False - Correct answer A. True Does Amazon RDS allow direct host access via Telnet, Secure Shell (SSH), or Windows Remote Desktop Connection? A. Yes B. No C. Depends on if it is in VPC or not - Correct answer B. No To view information about an Amazon EBS volume, open the Amazon EC2 console, go to EC2, click _____ in the Navigation pane. A. EBS B. Describe C. Details D. Volumes - Correct answer D. Volumes Using Amazon IAM, I can give permissions based on organizational groups? A. True B. False - Correct answer A. True While creating an EC2 snapshot using the API, which Action should I be using?

A. MakeSnapShot B. FreshSnapshot C. DeploySnapshot D. CreateSnapshot - Correct answer D. CreateSnapshot While signing in REST/ Query requests, for additional security, you should transmit your requests using Secure Sockets Layer (SSL) by using _____. A. HTTP B. Internet Protocol Security(IPsec) C. TLS (Transport Layer Security) D. HTTPS - Correct answer D. HTTPS What happens to the I/O operations while you take a database snapshot in a single AZ database? A. I/O operations to the database are suspended for a few minutes while the backup is in progress. B. I/O operations to the database are sent to a Replica (if available) for a few minutes while the backup is in progress. C. I/O operations will be functioning normally D. I/O operations to the database are suspended for an hour while the backup is in progress - Correct answer A. I/O operations to the database are suspended for a few minutes while the backup is in progress. Read Replicas require a transactional storage engine and are only supported for the _____ storage engine. A. OracleISAM B. MSSQLDB C. InnoDB D. MyISAM - Correct answer C. InnoDB When running my DB Instance as a Multi-AZ deployment, can I use the standby for read or write operations? A. Yes B. Only with MSSQL based RDS C. Only for Oracle RDS instances D. No - Correct answer D. No When should I choose Provisioned IOPS over Standard RDS storage? A. If you have batch-oriented workloads B. If you use production online transaction processing (OLTP) workloads. C. If you have workloads that are not sensitive to consistent performance D. If you infrequently read or write to the drive. - Correct answer B. If you use production online transaction processing (OLTP) workloads. In the 'Detailed' monitoring data available for your Amazon EBS volumes, Provisioned IOPS volumes automatically send _____ minute metrics to Amazon CloudWatch. A. 3 B. 1 C. 5 D. 2 - Correct answer B. 1 What is the minimum charge for the data transferred between Amazon RDS and Amazon EC2 Instances in the same Availability Zone?

A. USD 0.10 per GB B. No charge. It is free. C. USD 0.02 per GB D. USD 0.01 per GB - Correct answer B. No charge. It is free. Reserved Instances are available for Multi-AZ Deployments. A. True B. False - Correct answer A. True Which service enables AWS customers to manage users and permissions in AWS? A. AWS Access Control Service (ACS) B. AWS Identity and Access Management (IAM) C. AWS Identity Manager (AIM) D. AWS Security Groups - Correct answer B. AWS Identity and Access Management (IAM) Which Amazon Storage behaves like raw, unformatted, external block devices that you can attach to your instances? A. None of these. B. Amazon Instance Storage C. Amazon EBS D. All of these - Correct answer C. Amazon EBS Which Amazon service can I use to define a virtual network that closely resembles a traditional data center? A. Amazon VPC B. Amazon ServiceBus C. Amazon EMR D. Amazon RDS - Correct answer A. Amazon VPC What is the command line instruction for running the remote desktop client in Windows? A. desk.cpl B. mstsc - Correct answer B. mstsc Amazon RDS automated backups and DB Snapshots are currently supported for only the ______ storage engine. A. MyISAM B. InnoDB - Correct answer B. InnoDB MySQL installations default to port _____. A. 3306 B. 443 C. 80 D. 1158 - Correct answer A. 3306 If you have chosen Multi-AZ deployment, in the event of an outage of your primary DB Instance, Amazon RDS automatically switches to the standby replica. The automatic failover mechanism simply changes the ______ record of the main DB Instance to point to the standby DB Instance.

A. DNAME

B. CNAME

C. TXT

D. MX - Correct answer B. CNAME If I modify a DB Instance or the DB parameter group associated with the instance, I should reboot the instance for the changes to take effect? A. True B. False - Correct answer A. True If I want to run a database in an Amazon instance, which is the most recommended Amazon storage option? A. Amazon Instance Storage B. Amazon EBS C. You can't run a database inside an Amazon instance. D. Amazon S3 - Correct answer B. Amazon EBS In regards to IAM you can edit user properties later, but you cannot use the console to change the _____. A. user name B. password C. default group - Correct answer A. user name If you add a tag that has the same key as an existing tag on a DB Instance, the new value overwrites the old value. A. FALSE B. TRUE - Correct answer B. TRUE Making your snapshot public shares all snapshot data with everyone. Can the snapshots with AWS Marketplace product codes be made public? A. No B. Yes - Correct answer A. No Fill in the blanks: "To ensure failover capabilities, consider using a _____ for incoming traffic on a network interface". A. primary public IP B. secondary private IP C. secondary public IP D. add on secondary IP - Correct answer B. secondary private IP If I have multiple Read Replicas for my master DB Instance and I promote one of them, what happens to the rest of the Read Replicas? A. The remaining Read Replicas will still replicate from the older master DB Instance B. The remaining Read Replicas will be deleted C. The remaining Read Replicas will be combined to one read replica - Correct answer A. The remaining Read Replicas will still replicate from the older master DB Instance What does Amazon CloudFormation provide? A. The ability to setup Autoscaling for Amazon EC2 instances.

B. None of these. C. A template resource creation for Amazon Web Services. D. A template to map network resources for Amazon Web Services. - Correct answer C. A template resource creation for Amazon Web Services. Can I encrypt connections between my application and my DB Instance using SSL? A. No B. Yes C. Only in VPC D. Only in certain regions - Correct answer B. Yes What are the four levels of AWS Premium Support? A. Basic, Developer, Business, Enterprise B. Basic, Startup, Business, Enterprise C. Free, Bronze, Silver, Gold D. All support is free - Correct answer A. Basic, Developer, Business, Enterprise What can I access by visiting the URL: http://status.aws.amazon.com/? A. Amazon Cloud Watch B. Status of the Amazon RDS DB C. AWS Service Health Dashboard D. AWS Cloud Monitor - Correct answer C. AWS Service Health Dashboard Please select the Amazon EC2 resource which cannot be tagged. A. Images (AMIs, kernels, RAM disks) B. Amazon EBS volumes C. Elastic IP addresses D. VPCs - Correct answer C. Elastic IP addresses Because of the extensibility limitations of striped storage attached to Windows Server, Amazon RDS does not currently support increasing storage on a _____ DB Instance. A. SQL Server B. MySQL C. Oracle - Correct answer A. SQL Server Through which of the following interfaces is AWS Identity and Access Management available? A. AWS Management Console B. Command line interface (CLI) C. IAM Query API D. All of the above - Correct answer D. All of the above Select the incorrect statement. A. In Amazon EC2, private IP address is only returned to Amazon EC2 when the instance is stopped or terminated B. In Amazon VPC, an instance retains its private IP address when the instance is stopped. C. In Amazon VPC, an instance does NOT retain its private IP address when the instance is stopped. D. In Amazon EC2, the private IP address is associated exclusively with the instance for its lifetime - Correct answer C. In Amazon VPC, an instance does NOT retain its private IP address when the instance is stopped.

How are the EBS snapshots saved on Amazon S3? A. Exponentially B. Incrementally C. EBS snapshots are not stored in the Amazon S D. Decrementally - Correct answer B. Incrementally What is the type of monitoring data (for Amazon EBS volumes) which is available automatically in 5- minute periods at no charge called? A. Basic B. Primary C. Detailed D. Local - Correct answer A. Basic The new DB Instance that is created when you promote a Read Replica retains the backup window period. A. TRUE B. FALSE - Correct answer A. TRUE What happens when you create a topic on Amazon SNS? A. The topic is created, and it has the name you specified for it. B. An ARN (Amazon Resource Name) is created. C. You can create a topic on Amazon SQS, not on Amazon SNS. D. This question doesn't make sense. - Correct answer B. An ARN (Amazon Resource Name) is created. Can I delete a snapshot of the root device of an EBS volume used by a registered AMI? A. Only via API B. Only via Console C. Yes D. No - Correct answer C. Yes New database versions will automatically be applied to AWS RDS instances as they become available. A. True B. False - Correct answer B. False What is the maximum response time for a Business level Premium Support case? A. 120 seconds B. 1 hour C. 10 minutes D. 12 hours - Correct answer B. 1 hour The _____ service is targeted at organizations with multiple users or systems that use AWS products such as Amazon EC2, Amazon SimpleDB, and the AWS Management Console. A. Amazon RDS B. AWS Integrity Management C. AWS Identity and Access Management D. Amazon EMR - Correct answer C. AWS Identity and Access Management

Without IAM, you cannot control the tasks a particular user or system can do and what AWS resources they might use. A. FALSE B. TRUE - Correct answer B. TRUE When you use the AWS Management Console to delete an IAM user, IAM also deletes any signing certificates and any access keys belonging to the user. A. FALSE B. TRUE - Correct answer B. TRUE When automatic failover occurs, Amazon RDS will emit a DB Instance event to inform you that automatic failover occurred. You can use the _____ to return information about events related to your DB Instance. A. FetchFailure B. DescribeFailure C. DescribeEvents D. FetchEvents - Correct answer C. DescribeEvents What is the default maximum number of MFA devices in use per AWS account (at the root account level)? A. 1 B. 5 C. 15 D. 10 - Correct answer A. 1 Is there a limit to how many groups a user can be in? A. Yes for all users except root B. Yes unless special permission granted C. Yes for all users D. No - Correct answer A. Yes for all users except root Do the Amazon EBS volumes persist independently from the running life of an Amazon EC2 instance? A. Only if instructed to when created B. Yes C. No - Correct answer B. Yes Can we attach an EBS volume to more than one EC2 instance at the same time? A. Yes B. No C. Only EC2-optimized EBS volumes. D. Only in read mode. - Correct answer B. No Select the correct set of options. The initial settings for the default security group are: A. Allow no inbound traffic, Allow all outbound traffic and Allow instances associated with this security group to talk to each other B. Allow all inbound traffic, Allow no outbound traffic and Allow instances associated with this security group to talk to each other C. Allow no inbound traffic, Allow all outbound traffic and Does NOT allow instances associated with this security group to talk to each other

D. Allow all inbound traffic, Allow all outbound traffic and Does NOT allow instances associated with this security group to talk to each other - Correct answer A. Allow no inbound traffic, Allow all outbound traffic and Allow instances associated with this security group to talk to each other What does Amazon Route53 provide? A. A global Content Delivery Network. B. None of these. C. A scalable Domain Name System. D. An SSH endpoint for Amazon EC2. - Correct answer C. A scalable Domain Name System. What does Amazon ElastiCache provide? A. A service by this name doesn't exist. Perhaps you mean Amazon CloudCache. B. A virtual server with a huge amount of memory. C. A managed In-memory cache service. D. An Amazon EC2 instance with the Memcached software already pre-installed. - Correct answer C. A managed In-memory cache service. What is the default per account limit of Elastic IPs? A. 1 B. 3 C. 5 D. 0 - Correct answer C. 5 What is a Security Group? A. None of these. B. A list of users that can access Amazon EC2 instances. C. An Access Control List (ACL) for AWS resources. D. It acts as a virtual firewall that controls the traffic for one or more instances. - Correct answer D. It acts as a virtual firewall that controls the traffic for one or more instances. Please select the Amazon EC2 resource which can be tagged. A. Key pairs B. Elastic IP addresses C. Placement groups D. EBS snapshots - Correct answer D. EBS snapshots What is Amazon Glacier? A. It's a security tool that allows to "freeze" an EC2 instance and perform computer forensics on it. B. A security tool that allows to "freeze" an EBS volume and perform computer forensics on it. C. A low-cost storage service that provides secure and durable storage for data archiving and backup. D. You mean Amazon "Iceberg": it's a low-cost storage service. - Correct answer C. A low-cost storage service that provides secure and durable storage for data archiving and backup. If an Amazon EBS volume is the root device of an instance, can I detach it without stopping the instance? A. Yes but only if Windows instance B. No C. Yes D. Yes but only if a Linux instance - Correct answer B. No

If you are using Amazon RDS Provisioned IOPS storage with MySQL and Oracle database engines, you can scale the throughput of your database Instance by specifying the IOPS rate from _____. A. 1,000 to 1,00,000 B. 100 to 1,000 C. 10,000 to 1,00,000 D. 1,000 to 10,000 - Correct answer D. 1,000 to 10,000 Every user you create in the IAM system starts with ______. A. full permissions B. no permissions C. partial permissions - Correct answer B. no permissions After an EC2-VPC instance is launched, can I change the VPC security groups it belongs to? A. Only if the tag "VPC_Change_Group" is true B. Yes C. No D. Only if the tag "VPC Change Group" is true - Correct answer B. Yes A______ is an individual, system, or application that interacts with AWS programmatically. A. User B. AWS Account C. Group D. Role - Correct answer A. User Select the correct statement: A. You don't need not specify the resource identifier while stopping a resource B. You can terminate, stop, or delete a resource based solely on its tags C. You can't terminate, stop, or delete a resource based solely on its tags D. You don't need to specify the resource identifier while terminating a resource - Correct answer C. You can't terminate, stop, or delete a resource based solely on its tags Can I initiate a "forced failover" for my MySQL Multi-AZ DB Instance deployment? A. Only in certain regions B. Only in VPC C. Yes D. No - Correct answer C. Yes A group can contain many users. Can a user belong to multiple groups? A. Yes B. No C. Only if they are using two factor authentication D. Only in VPC - Correct answer A. Yes Is the encryption of connections between my application and my DB Instance using SSL for the MySQL server engines available? A. Yes B. Only in VPC C. Only in certain regions

D. No - Correct answer A. Yes Which AWS instance address has the following characteristics? :"If you stop an instance, its Elastic IP address is unmapped, and you must remap it when you restart the instance." A. None of these B. EC2-VPC Addresses C. EC2-Classic Addresses - Correct answer C. EC2-Classic Addresses Please select the most correct answer regarding the persistence of the Amazon Instance Store: A. The data on an instance store volume persists only during the life of the associated Amazon EC2 instance B. The data on an instance store volume is lost when the security group rule of the associated instance is changed. C. The data on an instance store volume persists even after associated Amazon EC2 instance is deleted

• Correct answer A. The data on an instance store volume persists only during the life of the associated Amazon EC2 instance Multi-AZ deployment is supported for Microsoft SQL Server DB Instances. A. True B. False - Correct answer A. True Security groups act like a firewall at the instance level, whereas _____ are an additional layer of security that act at the subnet level. A. DB Security Groups B. VPC Security Groups C. Network ACLs - Correct answer C. Network ACLs Does AWS allow for the use of Multi Factor Authentication tokens? A. Yes, with both hardware or virtual MFA devices B. Yes, but only virtual MFA devices. C. Yes, but only physical (hardware) MFA devices. D. No - Correct answer A. Yes, with both hardware or virtual MFA devices What does Amazon SWF stand for? A. Simple Wireless Forms B. Simple Web Form C. Simple Work Flow D. Simple Web Flow - Correct answer C. Simple Work Flow What does Amazon Elastic Beanstalk provide? A. An application container on top of Amazon Web Services. B. A scalable storage appliance on top of Amazon Web Services. C. A scalable cluster of EC2 instances. D. A service by this name doesn't exist. - Correct answer A. An application container on top of Amazon Web Services. Is the SQL Server Audit feature supported in the Amazon RDS SQL Server engine? A. No

B. Yes - Correct answer A. No Are you able to integrate a multi-factor token service with the AWS Platform? A. Yes, using the AWS multi-factor token devices to authenticate users on the AWS platform. B. No, you cannot integrate multi-factor token devices with the AWS platform. C. Yes, you can integrate private multi-factor token devices to authenticate users to the AWS platform. - Correct answer A. Yes, using the AWS multi-factor token devices to authenticate users on the AWS platform. My Read Replica appears "stuck" after a Multi-AZ failover and is unable to obtain or apply updates from the source DB Instance. What do I do? A. You will need to delete the Read Replica and create a new one to replace it. B. You will need to disassociate the DB Engine and re associate it. C. The instance should be deployed to Single AZ and then moved to Multi- AZ once again D. You will need to delete the DB Instance and create a new one to replace it. - Correct answer A. You will need to delete the Read Replica and create a new one to replace it. Which DNS name can only be resolved within Amazon EC2? A. Internal DNS name B. External DNS name C. Global DNS name D. Private DNS name - Correct answer A. Internal DNS name If your DB instance runs out of storage space or file system resources, its status will change to _____ and your DB Instance will no longer be available. A. storage-overflow B. storage-full C. storage-exceed D. storage-overage - Correct answer B. storage-full Will my standby RDS instance be in the same Availability Zone as my primary? A. Only for Oracle RDS types B. Only if configured at launch C. Yes D. No - Correct answer D. No Does Amazon RDS for SQL Server currently support importing data into the msdb database? A. No B. Yes - Correct answer A. No Does Route 53 support MX Records? A. Yes B. It supports CNAME records, but not MX records. C. No D. Only Primary MX records. Secondary MX records are not supported. - Correct answer A. Yes How can I change the security group membership for interfaces owned by other AWS services, such as Elastic Load Balancing?