Capacitance is measured in units of:
A. volts
B. amps
C. farads
D. neutrinos
E. anti-neutrinos
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When not in use, it is very important to keep 5 1/4 diskettes in _____.
A. Their protective sleeves
B. In a plastic bag
C. On a shelf in an upright position
D. In the floppy drive
E. None of the above
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What can you use to ensure power is not interrupted, resulting in corrupted data?
A. UPS
B. Propergrounding
C. Surge protector
D. Sag protector
E. None of the above
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A 25-pin female connector on the back of your computer will typically be:
A. Serial port 1
B. A parallel port
C. Docking
D. COM2 port
E. None of the above
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In the Binary numbering system, a (1) represents a jumper being shorted and a (0) represents a jumper being open. On a three-bit jumper block on a SCSI drive, how would an ID of logical 3 be set?
A. 100
B. 10
C. 11
D. 101
E. None of the above
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_____ help prevent power surges.
A. Surge suppressor
B. Spike protector
C. UPS system
D. High-grade multi-meter
E. None of the above
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What can you use to ensure power is not interrupted, resulting in corrupted data?
A. UPS
B. Proper grounding
C. Surge protector
D. Nuclear powered thermal protective underwear
E. None of the above
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The POST routine, which counts system board RAM first, is stored in:
A. RAM
B. microprocessor
C. ROM BIOS
D. CMOS
E. 8259 POST controller
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The digital multimeter is set for DC, Ohm and 20k. You will read _____ while measuring a good 2 amp fuse.
A. 0
B. 0.02
C. 0.2
D. 2
E. None of the above
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IDE cables have how many pins?
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Which of the following statements is true?
A. Two SCSI devices connected to a computer can have the same ID if they are both hard drives.
B. Each SCSI device must have its own ID
C. All SCSI devices must have the same ID
D. SCSI ID's are irrelevant
E. None of the above
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What is the recommended way to fix the registry description for the printer driver
A. Delete the spool file
B. Run regedit.exe and remove any reference to the printers
C. Run sysedit.exe and remove any reference to the printers
D. Remove the printer driver and re¬install it
E. None of the above
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An important first step in troubleshooting which component in a laser printer is causing a jam is to:
A. note where in the paper path the paper stops
B. check all voltages
C. look up error codes
D. turn the printer off, then on again
E. remove the jammed paper
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Which of the following items would require you t.o comply with EPA disposal guidelines?
A. Keyboard
B. System board
C. Power supply
D. Battery
E. None of the above
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What should you replace if the brightness or contrast adjustments were malfunctioning on a laptop?
A. fuse
B. led display
C. adjustment switch
D. led display cable
E. None of the above
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One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:
A. The device that sends the monitor signals telling it what to display
B. The area that regulates all of the system power usage
C. The area where all the of the Basic input/output routines are stored
D. The area where all of the processing takes place
E. None of the above
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On a leased line installation a known good external modem shows no carrier detect light. Where is the problem most likely to be?
A. In the modem
B. In the phone line
C. In the computer
D. In the DTC equipment
E. None of the above
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What IRQ is used for COM 2?
A. 4
B. 3
C. 2
D. 1
E. None of the above
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What is the size of the reserved memory area?
A. 64 kb
B. 384 kb
C. 640 kb
D. 1024 kb
E. None of the above
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Which would you have to upgrade to install an EIDE drive?
A. RAM BIOS
B. A 286 CPU
C. Controller board
D. ISA motherboard
E. None of the above
Select an option to see the answer and solution.