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A+ Chapter 1

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1.
1 point
What determines the physical size of a power supply and the placement of screw holes?
2.
1 point
Data in data cables that cross an electromagnetic field can become corrupted, causing _____.
3.
1 point
Which technology may require that you purchase a power supply that specifically supports that technology?
4.
1 point
The motherboard sits on elevated screw holes or spacers to keep it from touching the case
5.
1 point
Which of the following is true about installing the motherboard and connecting power?
6.
1 point
_____are materials that resist the flow of electricity, such as glass or ceramic
7.
1 point
_____are materials such as silicon that have some ability to conduct electricity when a charge is applied to them
8.
1 point
Which of the following is true about fans in the computer system?
9.
1 point
Which material is a cooler that sits atop the CPU most likely made of?
10.
1 point
_____are materials that easily conduct electricity, such as gold or copper
11.
1 point
Under what circumstance is a liquid cooling system most likely used?
12.
1 point
The CPU on the AT motherboard sits _____ of the expansion slots.
13.
1 point
What do you call a connector on a motherboard that consists of pins that stick up form the board?
14.
1 point
Which unit measures the potential difference in a circuit?
15.
1 point
The form factor describes the size, shape, and general makeup of a hardware component
16.
1 point
Which of the following is the Intel maximum degree limit for processors?
17.
1 point
The_____provides backup power in the event that the AC fails completely
18.
1 point
A transistor is an electronic device that can serve as a gate or switch for an electrical signal and can amplify the flow of electricity
19.
1 point
Which unit measures resistance?
20.
1 point
What does a small triangle embedded on a connector signify?
21.
1 point
Which of the following is NOT a typical connector found on the front panel header?
22.
1 point
On an ATX motherboard, the CPU and memory slots are rotated _____ degrees from the position on the AT motherboard
23.
1 point
Which form factor is for low-end personal computer motherboards, has one expansion slot, and is used with low-profile cases
24.
1 point
Which form factor has a riser card, is difficult to upgrade, and is used in low-cost systems sold in large electronic stores?
25.
1 point
A board with PCIE slots might have a 4-pin Molex power connector to provide additional power to some types of PCIe boards
26.
1 point
The AT form factor is used on smaller motherboards
27.
1 point
A system always needs the 4-pin auxiliary power connector, and sometimes needs the P1 connector as well
28.
1 point
The _____ is the basic building block of an integrated circuit
29.
1 point
Along with the processor, what other device is the highest heat producer in the system?
30.
1 point
Which of the following is NOT a good practice when working inside a computer case?
31.
1 point
Which of the following represents the correct order in which you should install components into the case after disassembling the computer?
32.
1 point
Cases designed for _____ cannot accomodate ATX motherboards and power supplies
33.
1 point
If your computer is in a dirty, dusty enviorment, what tool should you use periodically to prevent overheating?
34.
1 point
Which of the following is the second step in opening the case of a working computer?
35.
1 point
_____ is an open, nonproprietary industry specification originally developed by Intel in 1995
36.
1 point
A transformer is a device that converts alternating current to direct current
37.
1 point
House current in the United States oscillates _____ times in one second
38.
1 point
What is placed between the bottom of the cooler heat sink and the top of the processor that makes an airtight connection between the fan and processor?
39.
1 point
_____regulate or condition the power to provide continuous voltage during brownouts
40.
1 point
A_____is an electronic device that limits the amount of current that can flow through it
41.
1 point
Temporary voltage reductions are brownouts
42.
1 point
A _____ contains a resistor that prevents electricity from harming you
43.
1 point
Which of the following is a consideration when purchasing a power supply with the correct wattage?
44.
1 point
When disassembling a computer, it's okay to stack circuit boards on top of each other as long as you follow ESD protection rules
45.
1 point
To what should you normally clip the ground bracelet before you work inside the computer case?
46.
1 point
The AT board uses two power connections, the _____and the _____.
47.
1 point
Which of the following can be described as a round plastic or metal pegs that separate the motherboard from the bottom of the case?
48.
1 point
What is the result of using a 3-pin fan connector on a 4-pin header on the motherboard?
49.
1 point
Immediately after you unplug the computer from the power outlet, you're safe to begin working inside the case
50.
1 point
For an ATX power supply, the _____ must be connected to the motherboard before power will come on.
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