Cloud Computing MCQs with Answers
Practice important Cloud Computing MCQs with answers and explanations.
Chapter: 8
Q401:
The guest OS performs the mapping of virtual memory to _______ in a virtualization environment.
A. Physical memory
B. Storage devices
C. Networking devices
D. All of the above
Correct Answer:
A
Chapter: 8
Q402:
What is a virtual cluster comprised of?
A. Physical machines only
B. Virtual machines only
C. Several VMs hosted on a physical cluster
D. A single VM
Correct Answer:
C
Chapter: 8
Q403:
How are the VMs in a virtual cluster interconnected?
A. Through a physical network
B. Through a virtual network across multiple physical networks
C. By direct cable connection
D. Through a shared database
Correct Answer:
B
Chapter: 8
Q404:
What happens if a host fails in a virtual cluster?
A. The virtual cluster collapses
B. The hosted VMs become unavailable but the cluster remains operational
C. The entire cluster shuts down
D. The hosted VMs are automatically migrated to another host
Correct Answer:
B
Chapter: 8
Q405:
If a VM fails, what happens to the host?
A. The host also fails
B. The host continues to operate
C. The host requires manual reboot
D. The host goes into maintenance mode
Correct Answer:
B
Chapter: 8
Q406:
A physical cluster can host how many virtual clusters?
A. Only one
B. Multiple virtual clusters
C. None
D. Depends on the resources available
Correct Answer:
B
Chapter: 8
Q407:
What must be done to deploy a virtual cluster?
A. Install applications on each VM
B. Deploy several VMs with installed OS and application software
C. Copy the host machine
D. Manually configure each VM
Correct Answer:
B
Chapter: 8
Q408:
What is a template in the context of virtual clusters?
A. A physical machine used for deployment
B. A disk image with preinstalled OS and applications
C. A network configuration file
D. A backup of the VM image
Correct Answer:
B
Chapter: 8
Q409:
Using a template for deployment saves time in what process?
A. Installing and configuring VMs
B. Backing up VMs
C. Updating VMs
D. Monitoring VMs
Correct Answer:
A
Chapter: 8
Q410:
What can happen when a VM is ready and up?
A. It is deleted from the host
B. It is deployed to a suitable host and joins a virtual cluster
C. It is put into standby mode
D. It remains unconnected to any network
Correct Answer:
B
Chapter: 8
Q411:
Deployment of virtual clusters can be done in what manner?
A. Only manually
B. Only through automation
C. Manually, fully automated, or partially automated
D. Done only by IT specialists
Correct Answer:
C
Chapter: 8
Q412:
What is one of the reasons for virtualization?
A. Sharing of resources
B. Decreasing operational costs
C. Reducing software licensing
D. None of the above
Correct Answer:
A
Chapter: 8
Q413:
Dynamic relocation of virtual resources is easier than relocating _______.
A. Physical resources
B. Software applications
C. Networking devices
D. Backup systems
Correct Answer:
A
Chapter: 8
Q414:
The isolation of users of shared resources helps in _______.
A. Improving performance
B. Reducing costs
C. Increasing collaboration
D. None of the above
Correct Answer:
A
Chapter: 8
Q415:
Why are VMs migrated from one host to another?
A. For server load balancing
B. To increase processing power
C. To reduce energy consumption
D. To boost internet speed
Correct Answer:
A
Chapter: 8
Q416:
Which of the following is a reason for VM migration?
A. Remedy for resource shortage
B. Increasing RAM
C. Upgrading the processor
D. Extending hard disk space
Correct Answer:
A
Chapter: 8
Q417:
Which state is not applicable for a VM?
A. Powered-off
B. Suspended
C. Overclocked
D. Powered-on
Correct Answer:
C
Chapter: 8
Q418:
What is required before performing a cold migration?
A. The VM must be powered-off
B. The VM must be suspended
C. The VM must be in a paused state
D. The VM must be in live mode
Correct Answer:
A
Chapter: 8
Q419:
What does live migration of a VM ensure?
A. High CPU performance
B. Zero downtime
C. Increased storage
D. Fast boot time
Correct Answer:
B
Chapter: 8
Q420:
Which migration method involves moving a powered-on VM?
A. Cold migration
B. Warm migration
C. Live migration
D. Storage migration
Correct Answer:
C