Discussion
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- Question
A PC with a 486DX2 processor runs internally at 50Mhz. What speed would its external logic be running?
Options- A. l0Mhz
- B. 25Mhz
- C. 50Mhz
- D. 100 Mhz
- E. None of the above
- Correct Answer
- 25Mhz
- 1. 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
- 2. What IRQ is used for COM 2?
Options- A. 4
- B. 3
- C. 2
- D. 1
- E. None of the above Discuss
- 3. If the voltage on pin 1 of the power supply is not in the range of _____ volts, the PC will not boot.
Options- A. 10 - 20
- B. 1 - 5
- C. 50 - 110
- D. 15 - 25
- E. 2.5 - 5 Discuss
- 4. The DC voltage on most circuit boards is:
Options- A. -12 volts
- B. 0 volts
- C. +5 volts
- D. +12 volts
- E. None of the above Discuss
- 5. In laser technology, what happens during the transfer stage?
Options- A. Residual toner is transferred to the waste receptacle
- B. The laser transfers the image from the drum to the paper.
- C. The image is transferred from the drum to the paper
- D. A negative charge is transferred to the surface of the drum
- E. None of the above Discuss
- 6. What are the most likely conditions for ESD?
Options- A. Hot and dry
- B. Hot and wet
- C. Cold and dry
- D. Cold and wet
- E. None of the above Discuss
- 7. Which of the following items would require you t.o comply with EPA disposal guidelines?
Options- A. Keyboard
- B. System board
- C. Power supply
- D. Battery
- E. None of the above Discuss
- 8. Static electricity thrives is which type of environment?
Options- A. cold and humid
- B. warm and humid
- C. warm and dry
- D. cold and warm
- E. cold and dry Discuss
- 9. How is ink transferred to paper in common ink jet printers?
Options- A. Boiling ink
- B. Crystal
- C. Motorized pump
- D. Screens deflect ink on the paper into the proper positions
- E. Ink is sprayed on to the paper and managed by a nozzle Discuss
- 10. The digital multimeter is set for DC, Ohm and 20k. You will read _____ while measuring a good 2 amp fuse.
Options- A. 0.00
- B. 0.02
- C. 0.20
- D. 2.00
- E. None of the above Discuss
Computer Hardware problems
Search Results
Correct Answer: Ozone filter
Correct Answer: 3
Correct Answer: 2.5 - 5
Correct Answer: +5 volts
Correct Answer: The image is transferred from the drum to the paper
Correct Answer: Hot and wet
Correct Answer: Battery
Correct Answer: cold and dry
Correct Answer: Crystal
Correct Answer: 0.00
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