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1 Initial startup of your computer is sometimes referred to as ________.
a. initializing
b. booting
c. lockup
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2 You would refer to these items when verifying that a power supply is sufficient to handle the load anticipated in the computer system.
a. power supply mounting brackets
b. power supply lead connectors
c. power supply specifications
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3 The power supply's input specifications ____________________.
a. identify the effects of electricity's characteristics on the power supply unit
b. indicate the amps available for each type of DC voltage
c. define the amount of variation passed on by the power supply to devices connected in DC power voltages
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4 On a power supply's specification there will be a listing of output _____ current.
a. DC
b. AC
c. AT
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5 Operating range, frequency, current, efficiency, and EMI are power supply AC input specifications.
a. True
b. False
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6 Which power supply AC input specification(s) will help you determine how many computer devices besides your power supply can be connected to your computer's wall outlet?
a. Total Power
b. Current
c. A and B
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7 Load regulation indicates __________________.
a. at what percentage, above or below required voltage, the power supply will keep sending devices
b. the amount of variation the power supply passes on to its devices
c. the amount of time during which a power supply's DC output can remain within acceptable specifications if there is a loss of AC input
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8 Line regulation indicates _________________.
a. the amount of variation the power supply passes on to its devices
b. at what percentage, above or below required voltage, the power supply will keep sending devices
c. the amount of time during which a power supply's DC output can remain within acceptable specifications if there is a loss of AC input
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9 Which power supply specification tells you how much electromagnetic interference the power supply permits from one electrical cycle peak to the next?
a. ripple
b. resistance
c. overvoltage protection
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10 Which power supply specification indicates how much time the power supply takes to stabilize its DC voltages?
a. Hold time
b. Power_Good Delay
c. Regenerate time
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11 Underwriter Laboratories certifies that a power supply or electrical device meets the safety standard specifications.
a. True
b. False
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12 This kind of protection shuts down the power supply or clamps down on the output when its voltage exceeds a preset level.
a. Overvoltage
b. Undervoltage
c. Voltage reduction
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13 Which of the following cites three environmental factors specifications?
a. Fan rating, Temperature, and Db level
b. Humidity, Temperature, and Fan rating
c. Db level, Humidity, and Temperature
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14 Overload protection provides protection against ________ circuits.
a. short
b. wide
c. open
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15 Total power, load regulation, line regulation, and ripple are four power supply DC Output specifications.
a. True
b. False
Vrouwen zijn leuker.