[Free] New Updated (October) 220-801 CompTIA Real Exam 551-560

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QUESTION 551

Which of the following wireless transmission methods requires line of sight?

 

A.

Infrared

B.

RFID

C.

802.11a

D.

Bluetooth

 

Correct Answer: A

Explanation:

http://electronics.howstuffworks.com/remote-control2.htm

 

 

QUESTION 552

Which of the following memory types has 184 pins?

 

A.

DDR3

B.

DDR

C.

SDRAM

D.

DDR2

 

Correct Answer: B

Explanation:

http://wiki.answers.com/Q/What_type_of_memory_module_has_184_pins

 

 

QUESTION 553

Which of the following network types uses IrDA for communication?

 

A.

MAN

B.

WAN

C.

PAN

D.

LAM

 

Correct Answer: C

Explanation:

http://www.rfidc.com/docs/introductiontowireless_standards.htm

 

 

QUESTION 554

A customer has purchased a 1TB internal hard drive. The customer would like to have it installed as a data drive in their existing system. The technician discovers there is no spare power supply connector for the new hard drive. Which of the following would enable the technician to EASILY accomplish the task? (Select TWO).

 

A.

Replace the existing hard drive.

B.

Replace the power supply.

C.

Remove the floppy disk.

D.

Remove the CD-ROM.

E.

Split an existing power connection.

 

Correct Answer: DE

 

 

QUESTION 555

Which of the following memory types is MOST commonly found in Pentium 4 class and newer desktop PCs?

 

A.

SIMM

B.

RAMBUS

C.

SODIMM

D.

DIMM

 

Correct Answer: B

 

 

QUESTION 556

A laptop’s wireless card shows up in the Device Manager, but the signal strength is always one bar. This is caused by which of the following?

 

A.

The signal is disabled in the wireless utility

B.

Disconnected or broken antenna

C.

Disconnected or broken inverter

D.

The wireless switch is turned off

 

Correct Answer: B

 

 

QUESTION 557

A first time PC owner drops off their brand new PC for service, reporting that it is slow and the memory should be 12GB according to the box but only reports 4GB. The RAM voltage was set improperly; one chip needed to be reseated and the BIOS had to be set to use the triple channel architecture. When picking up the PC the customer asks what was wrong. Which of the following would be the MOST appropriate response for this customer?

 

A.

“Your PC’s memory was installed incorrectly. I removed it and put it back in. Additionally the XMP profile needed to be adjusted for TCA.”

B.

“It was very complicated and technical in nature. If you do not mess with the settings, it should be fine from now on.”

C.

“You had the DDR3-1600 set up wrong; you set it for 1.5v and single channel.”

D.

“The PC’s memory, or RAM, needed to have the correct settings applied to be utilized correctly. It should work fine now.”

 

Correct Answer: D

 

 

 

 

 

 

 

 

QUESTION 558

DRAG DROP

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Correct Answer:

clip_image004

Explanation:

A – Memory Module Connectors (1, 2, 3, 4)

B – Main Power Connector

C – Floppy drive connector (FLOPPY)

D – PCI Express x16 card connector

E – IDE Drive Connector

F – Front Panel I/O Connector

G – SATA Connector

H – CMOS Battery

I – PCI Card Connector

J – PCI Express x4 connector

K – PCI Express x1 card connector

L – Fan Connector (CPU FAN)

M – CPU Socket

N – USB Connector

O – Processor Power Connector

 

 

QUESTION 559

DRAG DROP

clip_image006

 

Correct Answer:

clip_image008

 

 

QUESTION 560

DRAG DROP

Drag the components from the list and place them in correct devices.

 

clip_image010

Correct Answer:

clip_image012

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