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计算机考试 | CompTIA认证考试

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单选题 Which of the following is NOT a phase of the troubleshooting process?()

A

confirm the repair

B

define the problem

C

document the results

D

simplify the problem

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 What is the FIRST step in diagnosing a completely dead computer that was working fine the day before?()

A

remove all peripherals and reinstall them one at a time

B

replace the CMOS battery

C

check the AC power cord and verify the power source

D

back up the entire hard drive

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.

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 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.

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 Which IP block is designated for private network use?()

A

127.0.x.x

B

169.0.x.x

C

190.100.x.x

D

192.168.x.x

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