Per Scholas Quiz 22

Question 1

Virtualization occurs when a ________________ running specialized software creates environments within unique single files that _______________ other computers.

a. single computer; replicate
b. database; replicate
c. single computer; manage
d. database; manage

Answer 1

a. single computer; replicate

Question 2

What is another term for a virtual machine?

a. Environment
b. Host
c. Guest
d. Emulator

Answer 2

c. Guest

Question 3

Virtual environments are stored as _______________.

a. a set of files
b. snapshots
c. processes in RAM
d. a set of links

Answer 3

a. a set of files

Question 4

A physical system that runs specialized virtualization software is called a(n) ________________.

a. hypervisor
b. guest
c. operating system
d. host

Answer 4

d. host

Question 5

What important benefit of virtualization provides significant cost savings in utility usage?

a. Network security
b. Hardware expansion
c. System security
d. Power savings

Answer 5

d. Power savings

Question 6

What is one important reason to implement virtualization?

a. System management
b. Hardware installation
c. Resource duplication
d. Online access

Answer 6

a. System management

Question 7

A point-in-time backup of a virtual machine is called a _______________.

a. system status
b. differential backup
c. full backup
d. snapshot

Answer 7

d. snapshot

Question 8

What is another term for a snapshot?

a. Checkpoint
b. File
c. Backup
d. Rollback

Answer 8

a. Checkpoint

Question 9

Hyper-V is a part of which distribution?

a. Windows 7
b. Windows 10
c. macOS
d. Linux

Answer 9

b. Windows 10

Question 10

Which company was one of the earliest to make hypervisors, and arguably the one that put PC virtualization on the map?

a. Amazon
b. Solaris
c. VMware
d. Microsoft

Answer 10

c. VMware

Question 11

What is a virtualization product that works on macOS?

a. KVM
b. Virtual PC
c. Hyper-V
d. Parallels Desktop

Answer 11

d. Parallels Desktop

Question 12

Which VMware product is used on macOS?

a. ESX
b. Hyper-V
c. Virtual PC
d. Fusion

Answer 12

d. Fusion

Question 13

What is a popular VMM in the Linux world?

a. Hyper-V
b. Parallels
c. Fusion
d. KVM

Answer 13

d. KVM

Question 14

Which hypervisor runs in Windows, macOS, and Linux hosts?

a. VirtualBox
b. KVM
c. Hyper-V
d. VMware Fusion

Answer 14

a. VirtualBox

Question 15

Which of these virtualization products is a commercial product (i.e., not free)?

a. VMware Fusion
b. VirtualBox
c. KVM
d. Hyper-V

Answer 15

a. VMware Fusion

Question 16

Software or hardware that converts the commands to and from the host machine into an entirely different platform is known as a(n) ________________.

a. supervisor
b. hypervisor
c. virtual machine manager
d. emulator

Answer 16

d. emulator

Question 17

Intel’s VT-x and AMD’s AMD-V are examples of _______________.

a. virtual memory pagers
b. floating point hardware
c. hardware virtualization support
d. virtual network interfaces

Answer 17

c. hardware virtualization support

Question 18

Apart from hardware virtualization support, the second concern is _______________.

a. Hard disk space and router
b. RAM
c. Network bandwidth and driver
d. CPU

Answer 18

b. RAM

Question 19

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

a. Microsoft Windows
b. Ubuntu Linux
c. OpenBSD
d. FreeDOS

Answer 19

a. Microsoft Windows

Question 20

The term virtual desktop commonly refers to the multiple desktop environments you can access in modern operating systems, such as clicking the _______________ in Windows 10 and going to a second desktop.

a. Control Panel
b. Device Manager
c. Start button
d. Task View icon

Answer 20

d. Task View icon

Question 21

VMware’s ESXi is an example of a(n) _______________.

a. sandbox
b. bare-metal hypervisor
c. virtual machine
d. operating system

Answer 21

b. bare-metal hypervisor

Question 22

What company makes ESXi?

a. Red Hat
b. Microsoft
c. VMware
d. Oracle

Answer 22

c. VMware

Question 23

Using Cloud-based features, you can easily expand the number of servers, even spread them out geographically, with just a click of the switch. This ability is called _______________.

a. rapid expansion
b. on-demand scalability
c. rapid elasticity
d. virtual expansion

Answer 23

a. rapid expansion

Question 24

_______________ makes Office applications available for smartphones, tablets, laptops, and desktops.

a. Metered service
b. IaaS
c. Virtual application streaming
d. Measured service

Answer 24

c. Virtual application streaming

Question 25

Cloud file storage services, like Dropbox and Box allow people to move to the cloud for some of their storage needs. These services include _______________ with their desktop versions, so that you can easily have the same version of every file in multiple places (desktop, laptop, online).

a. on-demand apps
b. resource pooling
c. hypervisors
d. synchronization apps

Answer 25

d. synchronization apps

Question 26

What term refers to a large number of networked, virtualized servers combined with a powerful front end?

a. Operating system
b. Virtual machine
c. Cloud computing
d. Search engine

Answer 26

c. Cloud computing

Question 27

What does the abbreviation IaaS stand for?

a. Inspection and analysis system
b. Infrastructure as a service
c. Inspect, analyze, aggregate, select
d. Input and actuate service

Answer 27

b. Infrastructure as a service

Question 28

What is one of the advantages of Software as a Service?

a. You do not have to install the software.
b. Your data is secure in the cloud.
c. You do not need a powerful computer with a modern operating system.
d. You can use it free of charge.

Answer 28

a. You do not have to install the software.

Question 29

Consolidating a system’s physical and time resources is known as ________________.

a. resource pooling
b. machine managing
c. emulating
d. snapshotting

Answer 29

a. resource pooling