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Virtualization and cloud computing

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Virtualization and Cloud Computing

1. Which term describes the creation of a complete environment in which a guest operating system can function as though it were installed on its own computer?

A. Emulation

B. Virtualization

C. Translation

D. Polyinstantiation

2. Which term is another name for a virtual machine?

A. Host

B. Emulator

C. Guest

D. Environment

3. Which technology makes a simulation of a world or environment that appears to be real, even though the person wearing the required headgear and gloves is located in a room that does not resemble the simulated space?

A. Virtual reality

B. Hypervisor

C. Virtual machine

D. Sandbox

4. Which operating system, when added as a virtual machine, requires a separate, licensed copy?

A. Microsoft Windows

B. FreeDOS

C. Ubuntu Linux

D. OpenBSD

5. Which folder in the user's Documents folder does VMware brings and use upon installation?

A. VMware

B. Installation

C. Virtual Machines

D. VM

6. VMware Workstation replaces ctrl-alt-deletewith __________ by default.

A. CTRL-ALT-INSERT

B. CTRL-ALT-FN

C. CTRL-ALT-ESC

D. ALT-F4

7. A virtual machine that is shut down is no more than a(n) __________ or folder sitting on a hard drive.

A. image

B. file

C. process

D. snapshot

8. Which term refers to the most common limiting factor in a host's ability to run virtual machine?

A. Hard disk space

B. CPU

C. Network bandwidth

D. RAM

9. Which advantage of virtualization provides substantial reduction in dollars spent and electricity used?

A. Hardware consolidation

B. System recovery

C. Power savings

D. System duplication

10. Which term refers to a technology that is great for doing risky (or even not-so-risky) maintenance with a safety net?

A. Bare metal hypervisor

B. Snapshot

C. Cloud computing

D. Cluster

11. Which program is an example of bare-metal virtualization software?

A. VMware ESXi

B. VMware Workstation

C. Ubuntu Linux

D. Fibre Channel over Ethernet (FCoE)

12. Which type of hypervisor relies on an underlying operating system?

A. Type-1

B. Type-2

C. Type-3

D. Type-4

13. Which tool is an example of a Type 1 hypervisor?

A. Infrastructure as a Service

B. ISO

C. iSCSI

D. VMware ESXi

14. Which hypervisor serves as the foundation for massive cloud offerings by Amazon, IBM, and RackSpace?

A. Hyper-V

B. Citrix XenServer

C. ESXi

D. VMware

15. Which statement best describes the importance of virtualization?

A. It increases security as the scale of an operation decreases.

B. It increases flexibility as the scale of an operation decreases.

C. It increases flexibility as the scale of an operation increases.

D. It increases security as the scale of an operation increases.

16. Which hypervisor comes with Microsoft Server and Windows 8?

A. Citrix XenServer

B. ESXi

C. Hyper-V

D. KVM

17. Which hypervisor is considered to be the industry leader?

A. Citrix XenServer

B. Hyper-V

C. ESXi

D. KVM

18. Which tool is used to make, configure, and maintain virtual machines on the host from the comfort of a client computer running the tool?

A. KVM

B. ESX

C. vSphere Client

D. iSCSI

19. Which hypervisor is closely integrated with Linux's kernel?

A. Citrix XenServer

B. ESXi

C. Hyper-V

D. KVM

20. Jumbo frames are usually __________ bytes long-though technically, anything over 1500 counts-and they reduce the total number of frames moving through the network.

A. 1000

B. 5000

C. 7000

D. 9000

21. Which technology refers to an infrastructure that can be utilized to support a SAN?

A. Cloud services

B. Virtual switch

C. UDP

D. Fibre Channel over Ethernet (FCoE)

22. An advantage of consolidating storage using a storage area network (SAN)is that it __________.

A. improves security

B. avoids performancecosts of a file implementation system

C. reduces the cycles needed to access the data

D. reduces the data segment block size

23. Which technology allows multiple VMs to have access to the Internet?

A. Hypervisor

B. Virtual PBX

C. Virtual switch

D. Virtual Machine Manager

24. Which term refers to a software connection that passes traffic from the real NIC to a virtual one?

A. Bridge

B. NAT

C. Route

D. Switch

25. Software defined networking (SDN) allows a __________ controller to determine how network components will move traffic through the network

A. master

B. slave

C. primary

D. secondary

26. Which cloud service model is used by Amazon Web Services (AWS)?

A. Platform as a Service (PaaS)

B. Software as a Service (SaaS)

C. Infrastructure as a Service (IaaS)

D. Software defined networking (SDN)

27. Virtual servers and virtual network components can be made in the cloud using Infrastructure as a Service (IaaS) providers, often at rates measured in __________ per hour.

A. seconds

B. cycles

C. pennies

D. dollars

28. Which cloud service is a set of tools and services designed to make coding and deploying applications delivered over the web quick and efficient?

A. Network as a Service

B. Virtualization as a Service

C. Software as a Service

D. Platform as a Service

29. Which vendor was one of the earliest PaaS providers?

A. Amazon

B. VMware

C. Microsoft

D. Heroku

30. Community clouds are run by __________.

A. a city or state for citizens' use

B. the military for citizens' use

C. a group of organizations with similar goals or needs

D. Internet service providers (ISPs) for military use

Reference no: EM132151242

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