Computer Hardware problems
- 1. What device protects against line deficiencies?
Options- A. Surge protector
- B. UPS
- C. Logic probe
- D. Capacitor
- E. None of the above Discuss
Correct Answer: UPS
- 2. _____ is the term used to refer to the process of two modems establishing communications with each other.
Options- A. interacting
- B. handshaking
- C. connecting
- D. linking
- E. pinging Discuss
Correct Answer: handshaking
- 3. Capacitance is measured in units of:
Options- A. volts
- B. amps
- C. farads
- D. neutrinos
- E. anti-neutrinos Discuss
Correct Answer: farads
- 4. A capacitor is measured in which of the following units?
Options- A. Volts
- B. Ohms
- C. Farads
- D. Resistance
- E. None of the above Discuss
Correct Answer: Farads
- 5. What expansion types do most pll/plll motherboards support?
Options- A. MCA, PCI
- B. ISA, EISA
- C. ISA, PCI, AGP
- D. ISA, VESA, PCI
- E. None of the above Discuss
Correct Answer: ISA, PCI, AGP
- 6. You are testing the resistance in Ohms of a fuse on a 15K amp system. If the fuse is good, the meter should read?
Options- A. 0.0
- B. 0.2
- C. 5.0
- D. 2.0
- E. None of the above Discuss
Correct Answer: 0.0
- 7. After installing a sound card, the system locks up when a parallel port tape backup unit is also used. What is most likely the problem?
Options- A. IRQ
- B. DMA
- C. defective LPT port
- D. defective tape driver
- E. defective sound card. Discuss
Correct Answer: IRQ
- 8. Modems use transmission.
Options- A. synchronous
- B. asynchronous
- C. timed interval
- D. ata
- E. bank Discuss
Correct Answer: asynchronous
- 9. A 25-pin female connector on the back of your computer will typically be:
Options- A. Serial port 1
- B. A parallel port
- C. Docking
- D. COM2 port
- E. None of the above Discuss
Correct Answer: A parallel port
- 10. When installing an internal modem, all of the following IRQ's can be used except?
Options- A. 5
- B. 10
- C. 14
- D. All of the above
- E. None of the above Discuss
Correct Answer: 14
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