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- Question
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
- Correct Answer
- CMOS battery is nearing end of life
- 1. 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
- 2. 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
- 3. 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
- 4. What is the highest binary number that can be referred to on a three position jumper block?
Options- A. 4
- B. 6
- C. F
- D. 1
- E. None of the above Discuss
- 5. ESD potential decreases with the use of:
Options- A. De-ionizing fans
- B. A wrist strap
- C. Rubber gloves with matching cap
- D. A static meter
- E. None of the above Discuss
- 6. 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
- 7. 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 Discuss
- 8. 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
- 9. 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
- 10. 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
Computer Hardware problems
Search Results
Correct Answer: Sound Card
Correct Answer: Loopback plug
Correct Answer: The colored line in the cable goes to pin #1
Correct Answer: 1
Correct Answer: A wrist strap
Correct Answer: Checks and verifies that contiguous memory is installed
Correct Answer: regular backups
Correct Answer: Parallel port
Correct Answer: AC voltage
Correct Answer: 9
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