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- Question
What's the best way to protect your hard drive data?
Options- A. regular backups
- B. periodically defrag it
- C. run chkdsk at least once a week
- D. run scandisk at least once a week
- E. run a regular diagnostic
- Correct Answer
- regular backups
- 1. During boot-up, the memory test:
Options- A. Is a superfluous step that should be ignored
- B. Checks and verifies that contiguous memory is installed
- C. Is an operational error
- D. Displays what memory is installed, but nothing else
- E. None of the above Discuss
- 2. You get a CMOS checksum error during bootup. What is most likely the cause?
Options- A. power supply is bad
- B. BIOS needs updating
- C. CMOS battery is nearing end of life
- D. hard drive types are incorrectly defined
- E. None of the above Discuss
- 3. Which device uses a DMA channel?
Options- A. Modem
- B. Network Card
- C. Sound Card
- D. All of the above
- E. None of the above Discuss
- 4. What do you need to check serial and parallel port?
Options- A. Port adapter
- B. Logic probe
- C. Loopback plug
- D. All of the above
- E. None of the above Discuss
- 5. 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 Discuss
- 6. A modem could be attached to which port?
Options- A. Parallel port
- B. ASYNC port
- C. Keyboard connector
- D. Video port
- E. None of the above Discuss
- 7. To test for AC ripple on a PC power supply, you would set the volt/ohm meter for:
Options- A. DC voltage scale
- B. AC voltage
- C. OHM scale
- D. Farad scale
- E. None of the above Discuss
- 8. On the 16-bit ISA bus, IRQ2 is elevated to which higher level interrupt?
Options- A. 9
- B. 11
- C. 13
- D. 15
- E. None of the above Discuss
- 9. What's the best way to prevent damaging your PC with static electricity?
Options- A. place your PC on a rubber mat
- B. wear leather soled shoes
- C. periodically touch a safe ground point on the PC to discharge yourself
- D. static electricity doesn't really hurt a PC
- E. wear an ESD wrist strap Discuss
- 10. Which component must be vacuumed or replaced during preventative maintenance on a laser printer?
Options- A. Scanning mirror
- B. Toner cartridge
- C. Ozone filter
- D. All of the above
- E. None of the above Discuss
Computer Hardware problems
Search Results
Correct Answer: Checks and verifies that contiguous memory is installed
Correct Answer: CMOS battery is nearing end of life
Correct Answer: Sound Card
Correct Answer: Loopback plug
Correct Answer: The colored line in the cable goes to pin #1
Correct Answer: Parallel port
Correct Answer: AC voltage
Correct Answer: 9
Correct Answer: wear an ESD wrist strap
Correct Answer: Ozone filter
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