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Exam 5: The System Unit

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Question 21

Multiple Choice

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A type of specialty processor devoted exclusively to protecting your privacy.

A) data cards
B) micro cards
C) cryptoprocessor
D) embedded cards

E) All of the above
F) A) and D)

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Question 22

Multiple Choice

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With these systems,input and output devices are located outside the system unit.

A) desktop systems
B) personal digital assistants
C) smartphones
D) laptop computers

E) A) and B)
F) A) and C)

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Question 23

Multiple Choice

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A byte is formed by a group of ________.

The control unit directs the movement of electronic signals between the memory and the ALU.

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

Computers require direct current (DC)to power their electronic components and to represent data and instructions.

These specialty chips are designed to improve specific computing operations such as displaying 3D images and encrypting data.

Which of the following allows a computer to run two or more operations simultaneously?

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 ports is used for connecting musical instruments to a sound card?

Parallel processing requires a computer to perform one complete task before beginning the next task.

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

Which of the following ports provide high-speed connections for external hard-disk drives,optical discs,and other large secondary storage devices?

Network interface cards (NIC) are connected through ________ on the system board.

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

________ memory uses the hard drive to substitute for RAM.

The system board is also known as the ________.

Which of the following offers a combination of the features of RAM and ROM?

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

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