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30 Cards in this Set
- Front
- Back
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A tower case conserves space since it can double as a monitor stand.
t or f |
false
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A DVI port transmits a video signal and is also called a DB-15 port.
t or f |
false
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An Ethernet port has a connector called an RJ-45 to connect to a network cable.
t or f |
true
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Functions that used to be provided by expansion cards are more often found as onboard ports today.
t or f |
true
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Hard drives have three connections for cables: one for reading data, one for writing data, and one for power.
t or f |
false
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Which type of port transmits both digital audio and digital video with a single connector?
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HDMI
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Which is an audio port that connects to an external home theater audio system, providing digital audio output?
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S/PDIF
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Which of the following is NOT true of a motherboard?
1) also called a system board 2) has a CPU socket 3) has a heat sink on the PCIe slots 4) has slots for DIMMs |
has a heat sink on the PCIe slots
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What is most likely to be installed in a PC, is considered primary storage, and has Windows 7 installed on it?
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hard disk drive
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Which component has a dual-voltage selector switch, and has cables that connect to the motherboard and drives?
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PSU
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What is the most common form factor used today for computer cases, power supplies, and motherboards?
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ATX
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What power supply connector is the main motherboard power connector on most motherboards today?
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24-pin
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If you have a PCI Express Version 2 video card, how many pins will the power connector have if the card requires extra power?
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8
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What standard provides the best performance for hard drives?
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SATA
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Which standard provides the best performance for hard drives?
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EIDE
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What unit of electricity measures electrical force and 115 is a common value?
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Volt
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What unit of electricity measures is used to measure the power consumption of a device?
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Watt
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What type of electrical current is used to transmit electricity to our homes and workplaces?
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alternating
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Which of the following is true about AC electricity?
1) in the U.S. it oscillates at 120 Hz 2) it travels from a hot line and returns on a neutral line 3) it always takes the path of highest resistance 4) the hot line is always grounded |
it travels from a hot line and returns on a neutral line
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What type of component holds its charge even after the power is turned off and the device is unplugged?
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capacitor
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Which of the following is true about an FRU?
1) they are not necessary for the computer’s operation 2) all types can be easily disposed of in any trash can 3) it’s easily repaired by a support technician 4) a support technician should know how to replace one |
a support technician should know how to replace one
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What type of fire extinguisher should you have available in the event of an electrical fire?
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Class C
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What is a result of two objects with dissimilar electrical charges touching?
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ESD
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What tool can help discover and report computer errors and conflicts that occur when you first turn on a computer and before the operating system is launched?
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POST card
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What general-purpose tool can measure characteristics of electricity in a variety of devices?
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multimeter
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A ____________________________ plug is used to test a port in a computer or other device to make sure the port is working.
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loopback
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A(n) _________________________ card is a circuit board that provides more ports than those provided by the motherboard.
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expansion
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_____________ is temporary storage for data and instructions as they are being processed by the CPU.
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RAM, random access memory
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The _____________________ form factor reduces the total cost of a system by reducing the number of expansion slots, and allows for a smaller case size.
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micro ATX
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Examples of ____________ drives include CD, DVD, and Blu-ray.
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optical
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