Cloud Computing Hypervisor MCQ Questions
This section focuses on "Hypervisor" in Cloud Computing. These Multiple Choice Questions (MCQ) should be practiced to improve the Cloud Computing skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations.
1. The program which provide partitioning, isolation or abstraction is called?
A. virtualization hypervisor
B. software hypervisor
C. hardware hypervisor
D. system hypervisor
View Answer
Ans : A
Explanation: The program which provide partitioning, isolation or abstraction is called virtualization hypervisor.
2. A hypervisor is sometimes also called a?
A. VMA
B. VMS
C. VMM
D. VMR
View Answer
Ans : C
Explanation: A hypervisor is sometimes also called a virtual machine manager(VMM).
3. How many types of hypervisor are there ?
A. 2
B. 3
C. 4
D. 5
View Answer
Ans : A
Explanation: TYPE-1 Hypervisor and TYPE-2 Hypervisor.
4. Hypervisor runs directly on underlying host system.It is also known as?
A. Bare metal hypervisor
B. Native Hypervisor
C. Hosted Hypervisor
D. Both A and B
View Answer
Ans : D
Explanation: Hypervisor runs directly on underlying host system.It is also known as "Native Hypervisor" or "Bare metal hypervisor".
5. Which of the following is not an examples of Type 1 hypervisors?
A. VMware ESXi
B. Citrix XenServer
C. VMware Player
D. Microsoft Hyper-V hypervisor
View Answer
Ans : C
Explanation: VMware Player is and example of Type 2 hypervisor.
6. How many main modues coordinate in order to emiulate the undrelying hardware?
A. 2
B. 3
C. 4
D. 5
View Answer
Ans : B
Explanation: There are 3 main modues coordinate in order to emiulate the undrelying hardware: Dispatcher, Allocator and Interpreter.
7. Which of the following behaves like the entry point of the monitor and reroutes the instructions of the virtual machine?
A. Dispatcher
B. Allocator
C. Interpreter
D. Both A and B
View Answer
Ans : A
Explanation: The dispatcher behaves like the entry point of the monitor and reroutes the instructions of the virtual machine instance to one of the other two modules.
8. The allocator is invoked by the?
A. INTERPRETER
B. DISPATCHER
C. Both A and B
D. TYPE-2 Hypervisor
View Answer
Ans : B
Explanation: whenever virtual machine tries to execute an instruction that results in changing the machine resources associated with the virtual machine, the allocator is invoked by the dispatcher.
9. Parallels Desktop is an example of?
A. TYPE-1 Hypervisor
B. DISPATCHER
C. TYPE-2 Hypervisor
D. INTERPRETER
View Answer
Ans : C
Explanation: Example of Type 2 hypervisor include VMware Player or Parallels Desktop. Hosted hypervisors are often found on endpoints like PCs.
10. Point out the wrong statement :
A. Full virtualization requires that the host operating system provide a virtual machine interface for the guest operating system and that the guest access hardware through that host VM
B. Guest operating systems in full virtualization systems are generally faster than other virtualization schemes
C. A process virtual machine instantiates when a command begins a process
D. All of the above
View Answer
Ans : A
Explanation: Full virtualization requires that the host operating system provide a virtual machine interface for the guest operating system and that the guest access hardware through that host VM
11. Point out the wrong statement
A. Load balancing virtualizes systems and resources by mapping a logical address to a physical address
B. Multiple instances of various Google applications are running on different hosts
C. Google uses hardware virtualization
D. All of the above
View Answer
Ans : C
Explanation: Google performs server load balancing to distribute the processing load and to get high utilization rates.
12. Which of the following is another name for the system virtual machine?
A. software virtual machine
B. hardware virtual machine
C. real machine
D. virtualization hypervisor
View Answer
Ans : B
Explanation: Some virtual machines are designed to run only a single application or process and are referred to as process virtual machines.
13. An operating system running on a Type ______ VM is full virtualization.
A. 1
B. 2
C. 3
D. 4
View Answer
Ans : A
Explanation: Because it is a complete simulation of the hardware that it is running on.
14. Which of the following will be the host operating system for Windows Server?
A. VirtualLogix VLX
B. Microsoft Hyper-V
C. Xen
D. All of the above
View Answer
Ans : B
Explanation: Type 2 virtual machines are installed over a host operating system.
15. Point out the correct statement.
A. A virtual machine is a computer that is walled off from the physical computer that the virtual machine
is running on.
B. Virtual machines provide the capability of running multiple machine instances, each with their own operating system
C. The downside of virtual machine technologies is that having resources indirectly addressed means there is some level of overhead
D. All of the above
View Answer
Ans : D
Explanation: This makes virtual machine technology very useful for running old versions of operating systems, testing applications in what amounts to a sandbox.
16. In _______ the virtual machine simulates hardware, so it can be independent of the underlying system hardware.
A. paravirtualization
B. full virtualization
C. emulation
D. None of the above
View Answer
Ans : C
Explanation: In emulation the virtual machine simulates hardware, so it can be independent of the underlying system hardware.
17. Which of the following is a service that creates and manages virtual network interfaces.
A. VMware vStorage
B. VMware vNetwork
C. VMware vCompute
D. Application services
View Answer
Ans : B
Explanation: VMware vNetwork is a service that creates and manages virtual network interfaces.
18. Which of the following runs on Xen Hypervisor?
A. Azure
B. AWS EC2
C. CÂ AWS EC3
D. All of the above
View Answer
Ans : B
Explanation: AWS EC2 runs on Xen Hypervisor
19. The software that support virtual machine is called?
A. VMM
B. Hypervisor
C. Kernal
D. Both A and B
View Answer
Ans : D
Explanation: The software that support virtual machine is called VMM and hypervisor
20. Which of the following is an example of Type 2 Virtual Machine Monitors?
A. Virtual Server 2005 R2
B. VMWare Fusion
C. Windows Virtual PC
D. All of the above
View Answer
Ans : D
Explanation: Containers, KVM, VMWare Fusion, Virtual Server 2005 R2, Windows Virtual PC and VMWare workstation 6.0 are examples of Type 2 hypervisor.
Discussion