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Q.

You were installing an application in Windows 95, and the computer crashes, what do you do?

A

press alt + Ctrl + delete, twice

B

press alt + Ctrl + delete, and end task

C

press the reset button on the computer

D

turn off computer and boot from a floppy disk

E

None of the above

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MCQ

1.

What command is used to hang up a MODEM when using the "AT Command set"?

A

ATZ

B

ATD

C

ATR

D

ATH

E

None of the above

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2.

What tool is used to test serial and parallel ports?

A

high volt probe

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cable scanner

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loop backs (wrap plugs)

D

sniffer

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Which device uses a DMA channel?

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Network Card

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Which hardware component controls serial port communications?

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ROM BIOS

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DMA823

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UART 16550

E

None of the above

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5.

Suppose that you have a the maintenance package identifies several possible field replaceable units (FRUs) that will resolve the problem. What should you do after turning the power off?

A

Replace the indicated parts, one at a time in the recommended sequence, until the problem is resolved; return unused FRUs to stock

B

Replace all of the indicated FRUs at once and return the machine to the customer if the problem is resolved

C

Follow the same procedure as in ays replace the system board first if it is on the list of possible FRUs If multiple FRUs are indicated, then software is the most likely source of the problem

D

None of the above

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