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Question 1. Which of the following is NOT one of the five essential characteristics of cloud computing defined by NIST? A) On-demand self-service B) Broad network access C) Fixed resource allocation D) Measured service Answer: C Explanation: Fixed resource allocation contradicts the elasticity characteristic; cloud resources must be dynamically provisioned. Question 2. In the IaaS service model, which component is typically provided by the cloud provider? A) Operating system patches B) Physical server hardware C) End-user application licensing D) Network cable installation Answer: B Explanation: IaaS delivers virtualized compute, storage, and networking built on physical hardware managed by the provider. Question 3. Which deployment model combines on-premises infrastructure with public-cloud resources? A) Private cloud B) Community cloud C) Hybrid cloud D) Federated cloud Answer: C
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Explanation: Hybrid clouds integrate private (on-prem) and public cloud environments for workload flexibility. Question 4. What is the primary benefit of virtualization that enables multiple VMs to run on a single physical server? A) Increased latency B) Hardware independence C) Reduced security D) Mandatory licensing Answer: B Explanation: Virtualization abstracts hardware, allowing VMs to be independent of the underlying physical components. Question 5. Which type of hypervisor runs directly on the hardware without a host operating system? A) Type 1 (bare-metal) B) Type 2 (hosted) C) Type 0 (embedded) D) Type 3 (cloud-native) Answer: A Explanation: Type 1 hypervisors are installed directly on the server, offering better performance and isolation. Question 6. Paravirtualization differs from full virtualization mainly because: A) It requires hardware-assisted extensions. B) Guest OSes are modified to interact with the hypervisor. C) It emulates every device in software.
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B) Two C) Three D) Four Answer: B Explanation: RAID 6 uses two parity blocks, allowing recovery from any two disk failures. Question 10. Thin provisioning a virtual disk means: A) Allocating the full size on the storage array at creation. B) Reserving space only as the VM writes data. C) Using only SSDs for the virtual disk. D) Pre-allocating a fixed block size for all VMs. Answer: B Explanation: Thin provisioning delays physical allocation until data is actually written, improving storage efficiency. Question 11. In a virtual networking context, “East-West traffic” refers to: A) Traffic between a VM and the internet. B) Traffic between a VM and storage. C) Traffic between VMs on the same host or cluster. D) Traffic from the data center to the corporate LAN. Answer: C Explanation: East-West describes intra-datacenter VM-to-VM communication, whereas North-South is VM-to-external. Question 12. Which protocol is commonly used by Open vSwitch (OVS) to manage flow tables?
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A) SNMP
B) OpenFlow C) BGP D) DHCP Answer: B Explanation: OVS implements the OpenFlow protocol for programmable flow control. Question 13. In Huawei FusionCompute, the CNA (Computing Node Agent) is responsible for: A) Managing user authentication. B) Abstracting hardware resources for VMs. C) Providing load-balancing for web services. D) Monitoring network latency. Answer: B Explanation: CNA acts as the virtualization engine, exposing hardware to the hypervisor. Question 14. The VRM component in FusionCompute primarily handles: A) Virtual machine cloning only. B) Physical rack power distribution. C) Resource scheduling, quota enforcement, and monitoring. D. Firmware updates for host BIOS. Answer: C Explanation: VRM (Virtual Resource Management) oversees resource allocation, user quotas, and health monitoring.
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Explanation: DPM powers down idle hosts after migrating their VMs, saving electricity. Question 18. In FusionAccess, the ITA (IT Adaptor) component is responsible for: A) Rendering remote desktop graphics. B) Managing the lifecycle of desktop VMs. C) Providing load-balancing for web traffic. D) Encrypting user credentials. Answer: B Explanation: ITA automates creation, provisioning, and deletion of virtual desktops. Question 19. The Huawei Desktop Protocol (HDP) is primarily used for: A) Database replication. B) Transmitting desktop display data to end users. C) Managing storage snapshots. D) Orchestrating container deployments. Answer: B Explanation: HDP is a display protocol optimized for low latency remote desktop delivery. Question 20. Which type of desktop pool delivers a unique VM to each user that persists across sessions? A) Static pool B) Dynamic pool C) Dedicated pool D) Shared pool
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Answer: C Explanation: Dedicated pools assign a specific VM to a user, maintaining state between logins. Question 21. A “Golden Image” in VDI deployment refers to: A) The first VM created in a cluster. B) A master template VM used to clone multiple desktops. C) An encrypted backup of a user’s data. D) A VM with a golden-colored desktop wallpaper. Answer: B Explanation: The golden image contains the base OS and applications, serving as a source for rapid desktop provisioning. Question 22. In OpenStack, which service is responsible for managing block storage volumes? A) Nova B) Neutron C) Cinder D) Glance Answer: C Explanation: Cinder provides APIs for creating, attaching, and managing block storage devices. Question 23. Which OpenStack component handles networking and IP address allocation? A) Keystone B) Neutron C) Horizon
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C) Serverless Computing (FaaS) D) Edge Computing Answer: C Explanation: Function-as-a-Service (FaaS) abstracts away server management, executing code in response to events. Question 27. In a cloud environment, GPUs are most commonly used to accelerate: A) DNS resolution B) Machine learning inference and training C) Email delivery D) Static website hosting Answer: B Explanation: GPUs provide massive parallelism ideal for AI workloads. Question 28. NPUs (Neural Processing Units) differ from GPUs primarily in that they are: A) Designed specifically for AI inference with lower power consumption. B) General-purpose graphics accelerators. C) Only available in on-prem data centers. D) Used for network packet routing. Answer: A Explanation: NPUs are ASICs optimized for neural network inference, offering higher efficiency than GPUs. Question 29. Which RAID level provides both striping and mirroring, offering high performance and redundancy? A) RAID 0
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B) RAID 1
C) RAID 5
D) RAID 10
Answer: D Explanation: RAID 10 (1+0) stripes data across mirrored pairs, combining speed and fault tolerance. Question 30. In cloud storage, “object storage” is distinguished from block and file storage by: A) Storing data in a hierarchical file system. B) Using fixed-size blocks with LUNs. C) Managing data as immutable objects with metadata. D) Requiring a dedicated SAN fabric. Answer: C Explanation: Object storage treats each file as an object with its own metadata, accessed via REST APIs. Question 31. Which of the following best describes “resource pooling” in cloud computing? A) Assigning a dedicated server to each tenant. B) Aggregating physical resources to serve multiple customers dynamically. C) Limiting each user to a single CPU core. D) Disabling multi-tenant isolation. Answer: B Explanation: Resource pooling enables shared infrastructure where resources are allocated on demand. Question 32. The “broad network access” characteristic ensures that:
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Explanation: VPNs or dedicated links (e.g., AWS Direct Connect) provide encrypted, high-throughput connections. Question 35. Which virtualization concept allows a VM to be paused, its state saved to disk, and later resumed on any host? A) Live migration B) Snapshot C) Hibernation D) Cloning Answer: C Explanation: Hibernation writes the VM’s memory state to storage, enabling later restoration. Question 36. In FusionCompute, “Live Migration” differs from “Cold Migration” because: A) Live Migration moves a powered-off VM. B) Live Migration transfers VM memory while the VM remains running. C) Live Migration requires a full shutdown of the source host. D) Live Migration only works for containers. Answer: B Explanation: Live Migration copies memory pages on-the-fly, minimizing downtime. Question 37. Which of the following network isolation methods uses VLAN tags to separate traffic in a virtual environment? A) VXLAN overlay B) MACsec encryption C) VLAN tagging
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D) NAT firewalling Answer: C Explanation: VLAN tags (802.1Q) segment traffic at Layer 2, providing isolation within the same physical switch. Question 38. An “overlay network” in cloud virtualization typically relies on which tunneling protocol? A) GRE B) VXLAN C) STP D) OSPF Answer: B Explanation: VXLAN encapsulates Layer 2 frames over IP, enabling scalable overlay networks across data centers. Question 39. Which storage protocol is commonly used by SAN solutions for block-level access? A) NFS B) iSCSI C) SMB D) FTP Answer: B Explanation: iSCSI transports SCSI commands over TCP/IP, providing block storage over Ethernet. Question 40. In a VDI environment, the “golden image” must be updated regularly to address: A) Hypervisor licensing only.
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A) Applications run on dedicated physical servers. B) Developers write functions that are executed in response to events without managing servers. C) All code must be written in Java. D) It eliminates the need for any runtime environment. Answer: B Explanation: Serverless platforms automatically provision compute resources for event-driven functions. Question 44. In Huawei FusionAccess, the vAG component primarily provides: A) Virtual GPU acceleration. B) Authentication and connection brokering for remote desktops. C) Disk deduplication services. D) Automated backup of VM snapshots. Answer: B Explanation: vAG (Virtual Access Gateway) handles user login, session routing, and load balancing for desktop access. Question 45. Which of the following is true about “SR-IOV” in virtualized I/O? A) It requires full device emulation for each VM. B) It creates virtual functions that can be assigned directly to VMs. C) It is only supported on legacy NICs. D) It increases CPU overhead compared to emulated I/O. Answer: B Explanation: SR-IOV exposes virtual NIC functions that VMs can use directly, reducing overhead.
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Question 46. When configuring a FusionCompute cluster, which component stores metadata about VM configurations, host status, and resource pools? A) CNA B) VRM database C) vLB D) ITA Answer: B Explanation: VRM’s backend database holds all cluster metadata and state information. Question 47. Which OpenStack project provides image services, allowing users to upload, store, and retrieve VM images? A) Cinder B) Glance C) Keystone D) Horizon Answer: B Explanation: Glance is the image service that manages VM templates and snapshots. Question 48. In a cloud environment, “auto-scaling” is most closely related to which NIST characteristic? A) Broad network access B) Rapid elasticity C) Measured service D) Resource pooling Answer: B
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Answer: D Explanation: Distributed storage virtualization abstracts physical disks across nodes into a unified datastore. Question 52. In a cloud, a “tenant” typically refers to: A) A physical server rack. B) An isolated group of users or an organization sharing the same cloud infrastructure. C) A type of hypervisor. D) A network switch. Answer: B Explanation: Tenancy defines logical isolation between customers on shared resources. Question 53. Which of the following is a security advantage of using a private cloud? A) Automatic global CDN distribution. B) Complete control over data residency and encryption policies. C) Unlimited free bandwidth. D) No need for firewalls. Answer: B Explanation: Private clouds allow organizations to enforce specific security controls and data location requirements. Question 54. In FusionCompute, “VM cloning” differs from “template creation” because cloning creates a: A) Full copy of a running VM that can be powered on immediately. B) Read-only master image that cannot be used directly.
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C) Snapshot of the host’s BIOS. D) Backup of the hypervisor configuration. Answer: A Explanation: Cloning produces a new, independent VM instance, while a template is a reusable source for future VMs. Question 55. Which of the following is NOT a typical use case for serverless functions? A) Real-time image processing triggered by upload events. B. Long-running batch jobs requiring hours of compute. C. API request handling with low latency. D. Automated log parsing on file arrival. Answer: B Explanation: Serverless platforms impose execution time limits (often minutes), making them unsuitable for long-running tasks. Question 56. In an OpenStack deployment, which service provides identity, token, and policy management? A) Nova B) Keystone C) Neutron D) Cinder Answer: B Explanation: Keystone is the OpenStack identity service handling authentication and authorization. Question 57. Which virtualization feature enables a VM to have multiple virtual NICs each connected to different virtual networks?
