[Free] New Updated (October) 220-801 CompTIA Real Exam 81-90

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QUESTION 81

The Tower of Hanoi is MOST likely configured in a system which implements:

 

A.

a high RPM drives.

B.

a tape drive.

C.

an externally attached storage.

D.

a RAID configuration.

 

Correct Answer: B

Explanation:

http://searchdatabackup.techtarget.com/definition/Tower-of-Hanoi-backups

 

 

QUESTION 82

An end user is designing a PC with a clear acrylic access panel to show off the insides. The user wants the inside to stay cool, but as dust free as possible. Which of the following would BEST meet this scenario?

 

A.

Create a positive pressure air flow with unfiltered intakes and filtered exhausts

B.

Create a positive pressure air flow with filtered intakes and unfiltered exhausts

C.

Create a negative pressure air flow with unfiltered intakes and unfiltered exhausts

D.

Create a negative pressure air flow with filtered exhausts and unfiltered exhausts

 

Correct Answer: B

Explanation:

http://www.overclock.net/t/1219634/positive-air-pressure-what-you-need-to-know-to-keep-your-pc-clean-and-happy

 

 

QUESTION 83

Which of the following is the MAXIMUM transfer speed of USB 2.0?

 

A.

100 Mbps

B.

400 Mbps

C.

420 Mbps

D.

480 Mbps

 

Correct Answer: D

Explanation:

http://www.lyberty.com/tech/terms/usb.html

 

 

QUESTION 84

Which of the following display connections has 15-pins?

 

A.

RGB

B.

VGA

C.

DVI

D.

HDMI

 

Correct Answer: B

Explanation:

http://pinouts.ru/Video/VGA15_pinout.shtml

 

 

 

 

QUESTION 85

DRAG DROP

Place the appropriate token next to each graphic

 

clip_image002

 

Correct Answer:

clip_image004

 

Explanation:

http://en.wikipedia.org/wiki/List_of_video_connectors

 

 

QUESTION 86

Which of the following connector types is only used for Coaxial?

 

A.

RJ-11

B.

ST

C.

F

D.

RJ-45

 

Correct Answer: C

Explanation:

http://en.wikipedia.org/wiki/F_connector

 

 

QUESTION 87

Which of the following cable types has the MAXIMUM transfer rate of 1 Gbps?

 

A.

CAT3

B.

CAT5

C.

CAT5e

D.

CAT6

 

Correct Answer: C

Explanation:

http://customcable.ca/cat5-vs-cat6/ (see CAT5e)

 

 

QUESTION 88

Which of the following types of RAM can be used in a dual channel configuration?

 

A.

SDRAM

B.

RAMBUS

C.

DDR

D.

DIMM

 

Correct Answer: C

Explanation:

http://en.wikipedia.org/wiki/Multi-channel_memory_architecture#Dual-channel_architecture

 

 

QUESTION 89

Which of the following is the BEST way to explain RAID to a non-technical user?

 

A.

“RAID is a dynamic logical disk management system.”

B.

“RAID uses multiple hard disks to increase performance and/or provide protection against data loss.”

C.

“RAID uses data striping to reduce hard drive write time and parity bits to reconstruct the data from a failed hard drive.”

D.

“RAID stands for Redundant Array of Independent Disks”.

 

Correct Answer: B

Explanation:

http://www.pcworld.com/article/132877/RAID.html

 

 

QUESTION 90

A client wants a technician to install more RAM on their graphics workstation. The client has provided a 4 GB SODIMM and had problems installing it. Which of the following is the probable reason for this?

 

A.

Graphic workstations require flash memory

B.

The memory is incompatible for the workstation

C.

Graphic workstations require solid state memory

D.

The workstation has no available memory slots

 

Correct Answer: B

Explanation:

SO-DIMM memory is normally used in laptops and small form factor desktops. A graphics workstation is a fully configured PC. Therefore, a DIMM memory is needed to allow it to perform flawlessly.

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