Quiz on Virtualization and Cloud Computing

What is virtualization primarily used for?

• To share a single physical instance among multiple tenants

• To enhance physical hardware performance

• To increase physical server count

• To eliminate the need for cloud computing

What is the role of a hypervisor?

• To manage physical servers only

• To create and manage virtual machines

• To provide internet connectivity

• To enhance physical hardware security

Which type of hypervisor runs directly on the physical hardware?

• Bare-metal Hypervisor

• Type 1 Hypervisor

• Hosted Hypervisor

• Type 2 Hypervisor

What is a disadvantage of virtualization?

• Increases physical hardware costs

• Requires specialized skill sets

• Decreases server utilization

• Eliminates the need for disaster recovery

What is the main advantage of server virtualization?

• Requires more physical servers

• Allows resource pooling

• Decreases application performance

• Increases server count

What does full virtualization allow?

• Multiple OSes to run independently

• No isolation between VMs

• Requires modification of guest OS

• Less efficient resource management

Which of the following is an example of a Type 2 hypervisor?

• Microsoft Hyper-V

• VMware vSphere

• KVM

• Oracle VirtualBox

What is a key feature of para-virtualization?

• Provides less efficient resource management

• No modifications needed to the guest OS

• Requires a modified OS kernel

• Emulates hardware for each VM

What is multitenancy?

• A type of virtualization technology

• A method to increase server count

• A way to enhance physical hardware

• A software architecture serving multiple tenants

What is a disadvantage of multitenancy?

• Increased customization

• Higher operational costs

• Improved resource usage

• Lower investment costs