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Question
What would you ask to determine if the display is working?
Options
A. Is there a video cursor or action on the screen?
B. Did the computer beep or chime?
C. Is there high voltage static on the screen
D. Is the brightness or contrast turned up or down?
E. All of the above
Correct Answer
All of the above
Computer Hardware problems
Search Results
1. You suspect a virus has entered your computer. What will not be affected by the virus?
Options
A. CMOS
B. Boot sector
C. Floppy disks
D. Program files
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: CMOS
2. To find out how much memory is available, you could type _____
Options
A. EMM
B. MEM
C. CHKDSK
D. MEMMAKER
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: MEM
3. What is the size of a sector?
Options
A. 512 bytes
B. 256 bytes
C. 512 Kb
D. 1024 bytes
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 512 bytes
4. What command is used to hang up a MODEM when using the "AT Command set"?
Options
A. ATZ
B. ATD
C. ATR
D. ATH
E. None of the above
Show Answer
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Discuss
Correct Answer: ATH
5. With a dot matrix printer, light then dark print is most commonly caused by:
Options
A. Erratic paper advancement
B. Erratic ribbon advancement
C. Misaligned print head
D. Overheating print head
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: Erratic ribbon advancement
6. You should never put floppy drives, hard drives, or even VCR tapes or cassette tapes on top of speakers (or near any other source of magnetism) because of:
Options
A. RFI
B. EMI
C. EXE
D. FYI
E. IOU
Show Answer
Scratch Pad
Discuss
Correct Answer: EMI
7. Current is measured in units of:
Options
A. volts
B. amps
C. ohms
D. farads
E. diodes
Show Answer
Scratch Pad
Discuss
Correct Answer: amps
8. In which mode can two or more applications be stored in memory at the same time?
Options
A. Segmented Mode
B. Unprotected Mode
C. Real Mode
D. Protected Mode
E. None of the above
Show Answer
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Discuss
Correct Answer: Protected Mode
9. RTS stands for:
Options
A. ready to start
B. ready to switch
C. request to send
D. request to scan
E. ready to set
Show Answer
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Discuss
Correct Answer: request to send
10. When connecting a ribbon cable to a connector, how do you know which direction to plug it in?
Options
A. The red line in the cable goes to the highest pin number
B. The colored line in the cable goes to pin #1
C. It does not matter
D. The blue or red line in the cable goes away from the power connector
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: The colored line in the cable goes to pin #1
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