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Exam 5: The System Unit

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Question 31

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_______ memory improves processing by acting as a temporary high-speed holding area between the memory and the CPU.

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Question 32

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Describe the three principal types of expansion buses.

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The principal types of expansion buses a...

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Question 33

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This character encoding scheme allows non-English characters and special characters to be represented.

The processing speed of a microprocessor is typically represented by its _______.

Desktop computers have a(n) _______, located within the system unit, that plugs into a standard wall outlet, converts AC to DC, and provides the power to drive all of the system unit components.

The system unit, also known as the system chassis, is a container that houses most of the electronic components that make up a computer system.

Which of the following is a function of the control unit?

Describe the character encoding schemes.

HDMI ports make it possible to use a computer as a video jukebox or an HD video recorder.

The system board is also known as the _______.

The _______ system consists of only two digits-0 and 1.

Frequently-accessed information is held in _______.

The ALU tells the rest of the computer system how to carry out a program's instructions.

_______ processors allow a single computer to run two or more operations at the same time.

Which of the following is not a character encoding standard?

USB ports are used to connect keyboards, mice, printers, storage devices, and a variety of specialty devices.

For multicore processors to be used effectively, computers must understand how to divide tasks into parts that can be distributed across each core-an operation called _______.

eSATA ports provide high-speed connections for external hard disk drives, optical disks, and other large secondary storage devices.

How is the multicore chip useful for personal computers?

The number of bits that can travel simultaneously down a bus is known as the word size.