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单选题 Which test checks the transmitter and receiver of a local modem?()

A

data parity

B

analog loop back

C

local digital loop back

D

remote digital loop back

单选题 What is the FIRST and most important step in system troubleshooting?()

A

back up the system data

B

gather information about the problem

C

try rebooting the system to see if that fixes the problem

D

check the System Error Log or Event Log

单选题 Which components are designed to be conveniently replaced by a service technician?()

A

SMDs(surface mounted devices)

B

FRUs(field replacement units)

C

FESs

D

BEMs

单选题 An A+ Certified Technician MUST do an install on a Windows XP system from the distribution CD. However, the system does not boot from this CD. What is the MOST likely cause of this problem?()

A

The CD is defective.

B

The CD is not bootable.

C

The CD-ROM drive is defective.

D

The Boot Sequence is not set in the BIOS to boot first from the CD

单选题 What is the MOST significant difference between EDO RAM and fast page mode DRAM?()

A

EDO RAM is faster.

B

EDO RAM is slower.

C

EDO RAM is smaller.

D

EDO RAM is cheaper.

多选题 A Laser printer keeps getting a "Memory Overflow" error when printing a particular document. Which three of the following are possible fixes?()

A

reset the printer cable

B

replace the toner cartridge

C

decrease the print resolution

D

add more RAM to the printer

E

reduce the RET(Resolution Enhancement Technology)

单选题 A defective CD-ROM drive is replaced with a new CD-ROM drive. The new CD-ROM drive is able to read any CD that it accesses, but music CDs do not play music. What is the MOST likely cause of this problem?()

A

The audio cable is not connected to the drive.

B

The ribbon cable is not connected.

C

The power cable is not connected.

D

The CD-ROM drivers are not installed.

单选题 A user reports that while printing a large document,the local printer fails to print and the document cannot be deleted from the queue. What is the MOST likely cause of the problem?()

A

The printer cable is not bi-directional.

B

The user does not have full printer administration rights.

C

The computer cannot spool and send the print job fast enough.

D

The print job is too big for the amount of available memory.

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