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Cloud Computing: Virtualization and Cloud Computing

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Cloud Computing: Virtualization and Cloud Computing

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Questions and Answers

What is the primary function of virtualization in a cloud computing environment?

To run multiple operating systems on a single physical system and share the underlying hardware resources (correct)

To emulate a physical disk as a Random Access Memory (RAM)

To create a single physical object from multiple virtual objects

To aggregate multiple physical processors into a single virtual processor

What is an example of aggregation in virtualization?

A number of physical disks are aggregated into a RAID disk (correct)

A virtual address emulates a real address

A physical disk emulates a Random Access Memory (RAM)

A processor is multiplexed among a number of processes or threads

What is the term for creating multiple virtual objects from one instance of a physical object in virtualization?

Abstraction

Aggregation

Emulation

Multiplexing (correct)

What is the starting point for virtualization?

A physical machine (B) Signup and view all the answers

What is the primary function of a storage virtualization pool?

To pool physical storage from multiple network devices into a single storage device (B) Signup and view all the answers

What is the result of virtualization in a cloud computing environment?

Multiple operating systems can be run on a single physical system and share the underlying hardware resources (D) Signup and view all the answers

What is the main advantage of memory de-duplication in virtual machine management?

To identify pages that are shared across virtual machines (A) Signup and view all the answers

What is the process of constructing a virtual object from a different type of a physical object in virtualization?

Emulation (A) Signup and view all the answers

What is the primary benefit of network virtualization?

To provide multiple virtual machines to share common bandwidth and network links (B) Signup and view all the answers

What is the primary function of a hypervisor in virtualization?

To manage virtual machines on a physical computer (B) Signup and view all the answers

What is the main advantage of virtual memory ballooning in virtual machine management?

To allow the physical host system to retrieve unused memory from certain guest virtual machines (A) Signup and view all the answers

What is the maximum number of vCPUs that can be configured in a four-processor quad-core system at a 10:1 ratio?

160 vCPUs (B) Signup and view all the answers

What determines the amount of resources a virtual machine can use?

The amount of memory and disk space configured (D) Signup and view all the answers

How is the Hyper-V role enabled on a Windows 10 machine?

Through the Settings app (B) Signup and view all the answers

What is the purpose of a hypervisor in a virtualized environment?

To provide a platform for running virtual machines (D) Signup and view all the answers

What is an important consideration when configuring virtual machines?

The workload and resource requirements (B) Signup and view all the answers