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?

<p>A physical machine (B)</p> Signup and view all the answers

What is the primary function of a storage virtualization pool?

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

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

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

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

<p>To identify pages that are shared across virtual machines (A)</p> 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?

<p>Emulation (A)</p> Signup and view all the answers

What is the primary benefit of network virtualization?

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

What is the primary function of a hypervisor in virtualization?

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

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

<p>To allow the physical host system to retrieve unused memory from certain guest virtual machines (A)</p> 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?

<p>160 vCPUs (B)</p> Signup and view all the answers

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

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

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

<p>Through the Settings app (B)</p> Signup and view all the answers

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

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

What is an important consideration when configuring virtual machines?

<p>The workload and resource requirements (B)</p> Signup and view all the answers

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