Computer Hardware MCQs

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Q: All Operating Systems get their total memory initialized from??

A. CPU
B. BIOS
C. ROM
D. RAM


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Q: How much video RAM is needed to display 1024x768 at 24-bit color??

A. 1MB
B. 4MB
C. 8MB
D. 512KB


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Q: What resistence in ohms should be displayed ehen testing a speaker in a computer??

A. 0 Ohms
B. 16 Ohms
C. -200 Ohms
D. Unlimited Ohms


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Q: Which I/O port belongs to LPT2??

A. 378H
B. 278H
C. 3f8h
D. 2e8h


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Q: When not in use, it is very important to keep 5 VA diskettes in _____.?

A. Their protective sleeves
B. In a plastic bag
C. On a shelf in an upright position
D. In the floppy drive


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Q: The ESD wrist strap is designed to protect PC Components or Service Technicians ??

A. PC Components
B. Service Technicians
C. All of the above
D. None of the above


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Q: How can you totally protect a PC from damage during an electrical storm??

A. Disconnect the AC power cable
B. Disconnect all external cables and power cords
C. Use a surge protector
D. Turn off the AC power


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Q: What problem can occur if a printer cable is to close to a power cable??

A. ESD Electrostatic Discharge
B. EMI Electromagnetic Interference
C. parity error
D. no affect


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Q: The standard VGA display has _____ pixels in its native graphics mode??

A. 648 x 320
B. 640 x 480
C. 680 x 440
D. 1024 x 786


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Q: ESD damage can be caused by:?

A. Placing an IC in a non-conductive plastic bag
B. Placing an IC on a grounded mat
C. Repeated sags in current supplied from outlets
D. Touching metal on the chasis


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