Download CCNA 200-301 Practice Exam: Network Fundamentals and Security and more Exams Computer Science in PDF only on Docsity!
Practice Exam: Updated Version.
In traditional networking models, the date plane, control plane, and management plane are all contained within the firmware of networking devices. This is known as what kind of architecture? Distributed Match each route type on the left with its default administrative distance on the right. 0 - Connected 1 - Static 20 - BGP 90 - EIGRP 110 - OSPF 120 - RIP Mary wants to send a message to Sam. She wants to digitally sign the message to prove that she sent it. Which of the following cryptographic keys would Mary use to create the digital signature? Mary's private key
Practice Exam: Updated Version.
You have a switch connected to a small network as shown. A hub connects Wrk1 and Wrk5 to the switch. The switch has the following information in its CAM table: Wrk1 sends a frame addressed to Wrk5. What will the switch do with the frame? (Select two.) Not record the location of any device. Drop the frame. During which state in the OSPF communication process are link-state databases exchanged? 2 - way What are DRs and BDRs used for when using the OSPF routing protocol? Reduce routing table updates in a broadcast network. The Stuxnet worm was discovered in 2010 and was used to gain sensitive information about Iran's industrial infrastructure. This worm was probably active for about five years before being discovered. During this time, the attacker had access to the target. Which type of attack was Stuxnet? APT
Practice Exam: Updated Version.
You have configured two routers (LondonA and LondonB) for OSPF routing. Serial0/0 on LondonA is connected to Serial0/1 on LondonB. The partial configuration of each router is shown below: hostname LondonA!interface Serial0/0ip address 172.17.1. 255.255.255.252encapsulation frame-relay!interface Serial0/1ip address 172.17.1. 255.255.255.248encapsulation frame-relay!router ospf 300network 172.17.1.76 0.0.0. area 100network 172.17.1.160 0.0.0.7 area 100! -- hostname LondonB!interface Serial0/0ip address 172.17.1. 255.255.255.248encapsulation frame-relay!interface Serial0/1ip address 172.17.1. 255.255.255.252encapsulation frame-relay!router ospf 200network 172.17.1.16 0.0.0. area 10network 172.17.1.76 0.0.0.3 area 10! -- When you check the routing table on LondonA, you find that it has not learned about network 172.17.1.16 from LondonB. What is the problem? The areas defined in the network statements do not match. Which of the following enterprise wireless deployment models uses access points with enough intelligence to allow the creation of guest WLANs for keeping public wireless traffic separate from private traffic? Distributed wireless mesh infrastructure Which data format is the following snippet in?
Practice Exam: Updated Version.
success 1560789260<iss_position> 25.9990 -132.6992 </iss_position> XML A virus has replicated itself throughout systems it has infected and is executing its payload. Which of the following phases of the virus life cycle is this virus in? Launch Which three statements about creating VLANs with Cisco switches are true? (Select three.) Each VLAN runs an independent copy of the Spanning Tree Algorithm. All devices connected to the same switch port are on the same VLAN. By default, all Cisco switches run the Spanning Tree Protocol. You have two routers that should be configured for gateway redundancy. The following commands are entered for each router: A(config)#int fa 0/2 A(config-if)#ip address 172.16.1.2 A(config-if)#standby 2 priority 150 A(config-if)#standby 2 ip 172.16.0. B(config)#int fa 0/2 B(config-if)#ip address 172.16.1.3 B(config-if)#standby 2 priority 150
Practice Exam: Updated Version.
Class-Based Weighted Fair Queuing - Mini bandwidth You are the network administrator for a city library. Throughout the library are several groups of computers that provide public access to the internet. Supervision of these computers has been difficult. You've had problems with patrons bringing personal laptops into the library and disconnecting the network cables from the library computers to connect their laptops to the internet. The library computers are in groups of four. Each group of four computers is connected to a hub that is connected to the library network through an access port on a switch. You want to restrict access to the network so only the library computers are permitted connectivity to the internet. What can you do? Configure port security on the switch. Which wireless networking component is used to connect multiple APs together? DS What happens to the history table and log files when the device loses power? The history table and log files are all lost.
Practice Exam: Updated Version.
Drag the information type on the left to the appropriate layer of the TCP/IP model it is associated with on the right. Transport Layer - Segments Link Layer - Frames Application Layer - Data Internet Layer - Packets Which of the following statements are true about IPv6 ACLs? (Select two.) IPv6 ACLs do not use wildcard masks. IPv6 ACLs are similar to IPv4 extended named ACLs in functionality. Match the types of cryptanalysis with the descriptions. Linear cryptanalysis - Finds the affine approximations... Differential cryptanalysis - Symmetric key algorithms Integral cryptanalysis - Useful against block ciphers Integral cryptanalysis - An extension of differential
Practice Exam: Updated Version.
You have three switches configured as shown. For each port, identify the port role and status after spanning tree convergence by matching the port states on the left with the ports on the graphic. (Port states on the left can be used once, more than once, or not at all.) A Gi0/1 - Root and Forwarding A Gi0/2 - Designated and Forwarding B Gi0/1 - Root and Forwarding B Gi0/2 - Backup and Blocked C Gi0/1 - Designated and Forwarding C Gi0/2 - Designated and Forwarding You have a small network as shown. You have configured RIP on both RouterA and RouterB. The show ip route command on RouterA shows the following information: Codes: C - connected, S - static, R - RIP, M - mobile, P - periodic downloaded static route - Gateway of last resort is not set R 10.0.0.0/8 [120/1] via 192.168.4.14, 00:00:02, Serial0/1/ C 192.168.1.0/24 is directly connected, FastEthernet0/ 192.168.4.0/30 is subnetted, 1 subnets
Practice Exam: Updated Version.
C 192.168.4.12 is directly connected, Serial0/1/ You want to configure a default route so that all packets for unknown networks are sent to RouterB. Which command should you use? ip default-network 10.0.0. One of the interfaces in a router with OSPF enabled is connected to a network link where no other routers reside. You want to prevent this interface from sending OSPF Hello messages, as there are no other routers on that network to respond. Which command should you use? passive-interface Computers A and B are on the same VLAN and are separated by two switches as shown. Computer A sends a frame to Computer B. Which of the following best describes the composition of the frame as it travels from A to B? Computer A sends a normal frame. The first switch appends a VLAN ID to the frame. The second switch removes the VLAN ID before forwarding it to Computer B.
Practice Exam: Updated Version.
Which of the following laws regulates emails? CAN-SPAM Act A fully automated network that focuses on using software to maintain the network is known as what? Intent-based network Which of the following should you include in your site survey test equipment? ( Select two.) A tall ladder A spectrum analyzer The default amount of time that a device will hold information about its neighbors using LLDP is 120 seconds. Which of the following command allows you to change the value? Router(config)#lldp holdtime [number of seconds] A set of routers and links that share the same link-state database information is known as what? Area
Practice Exam: Updated Version.
Which of the following best describes a hub-and-spoke infrastructure deployment model? A wireless controller is connected to all access points through wired links. The individual APs contain very little embedded intelligence and are sometimes referred to as lightweight access points (LWAPs). You want to prevent all interfaces on a router from sending or responding to OSPF Hello messages. Which command should you use? passive-interface default Which tool can be used to verify Network layer connectivity? Ping Which of the following gateway redundancy protocols are Cisco proprietary? (Select two.) HSRP GLBP
Practice Exam: Updated Version.
It uses collision detection and recovery. What is the backoff on an Ethernet network? The random amount of time a device waits before retransmitting after a collision. Match each default administrative distance with the correct route type. (Each item may be used once, more than once, or not at all.) 1 - Static routes 90 - EIGRP internal routes 110 - OSPF 120 - RIP 170 - EIGRP external routes IPSec uses which method for key exchange? Diffie-Hellman
Practice Exam: Updated Version.
Which of the following statements about the dynamic host configuration protocol (DHCP) are true? (Select two.) A DHCP server assigns addresses to requesting hosts. It can deliver other configuration information in addition to IP addresses. We have an expert-written solution to this problem! You are reviewing the configuration of a router that uses EIGRP for its routing protocol. The output from the show ip eigrp topology all-links command is as follows: Router# show ip eigrp topology all-linksIP-EIGRP Topology Table for process 77Codes: P - Passive, A - Active, U - Update, Q - Query, R - Reply,r - Reply statusP 172.16.90. 255.255.255.0, 2 successors, FD is 46251776via 172.16.80.28 (46251776/46226176), Ethernet0via 172.16.81.28 (46251776/46226176), Ethernet1via 172.16.80. (46277376/46251000), Serial0via 172.16.81.31 (46277400/46251800), Serial Based on the output, which of the following are true? (Select two.) Serial0 is a feasible successor route. Ethernet0 and Ethernet1 are successor routes. An internet server has a single network interface that has been assigned an IP address. The server is running both the FTP and HTTP services. A client computer initiates a session with the HTTP server.
Practice Exam: Updated Version.
Kathy executed the show interfaces command on a router and reviewed the output. Which output indicates a Layer 1 problem with the Serial0/1/1 interface? Serial0/1/1 is down, line protocol is down. Which of the following would cause a TCP/IP connectivity issue between two routers? Both routers have an IP address of 192.168.1.100. You have a small network connected to the internet as shown. Which of the following statements is true? (Select two.) Internet hosts can reach Srv2 without NAT. The router must be configured for NAT for Srv1 to communicate on the internet. Match the common threat mitigation techniques that are used to protect against attacks, listed on the left, with the appropriate descriptions on the right. (Each technique may be used once, more than once, or not at all.) Port authentication (802.1x) - Authentication Port authentication (802.1x) - Authentication DHCP snooping - Protects against...
Practice Exam: Updated Version.
Port authentication (802.1x) - Authentication DHCP snooping - Protects against... You have five routers running OSPF on a single subnet. RouterB has been elected as the DR. You remove RouterB from the network for a hardware upgrade. The next day, you add the router back onto the network. What will happen when you add RouterB back onto the network? RouterB will become the DR only if a new election occurs. We have an expert-written solution to this problem! Which of the following protocols enables Cisco devices to discover non-Cisco devices? LLDP In which of the following situations would you use port security? You want to restrict the devices that can connect through a switch port. Which component is responsible for collecting and consolidating data from network devices that are being monitored with SNMP?
