Chapter 4 Quiz

Please answer all the questions

1.The most common form factor for PC systems presently in use, originally introduced by Intel in 1995.
A. ATX
B. BTX
C. MicroATX
D. FlexATX

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2. Temporary reductions in voltage, which can sometimes cause data loss
A. Sag
B. Spike
C. A/C
D. D/C

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3. A unit of measurement for electrical current. One volt across a resistance of one ohm will produce a flow of one _.
A. Volt
B. Amp
C. Ohm
D. Microbe

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4. Current that cycles back and forth rather than traveling in only one direction
A. D/C
B. Volt
C. A/C
D. Amp

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5. Current that travels in only one direction (the type of electricity provided by batteries)
A. D/C
B. Volt
C. A/C
D. Amp

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6.A set of specifications on the size, shape, and configuration of a computer hardware component such as a case, power supply, or motherboard.
A. EDS
B. FRU
C. EMI
D. Form factor

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7.Another name for static electricity, which can damage chips and destroy motherboards, even though it might not be felt or seen with the naked eye.

8.A magnetic field produced as a side effect from the flow of electricity.

9.A switch on a circuit board or other device that can be set to on or off to hold configuration or setup information.

10.A self-diagnostic program used to perform a simple test of the CPU, RAM, and various I/O devices. The POST is performed by startup BIOS when the computer is first turned on, and is stored in ROM-BIOS.

11.Interference produced by a magnetic field that is a side effect of electricity and is in the radio frequency range.

12.See power supply. A box inside the computer case that supplies power to the motherboard and other installed devices. Power supplies provide 3.3, 5, and 12 volts DC. Also called a power supply unit.