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Exam 7: Input and Output: Examining Popular Devices

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Question 81

Multiple Choice

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Which of the following is data that has been processed into a useful form?

A) Input
B) Throughput
C) Output
D) Memory

E) B) and D)
F) None of the above

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Question 82

Multiple Choice

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Which of the following is a small, flat, rectangular pointing device that is sensitive to pressure and motion?

A) trackball
B) touchpad
C) optical mouse
D) stylus

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

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Question 83

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Explain in detail on what the quality of a display depends.

COGNITIVE ASSESSMENT You are working in a computer laboratory and want to listen to your portable media player. You use the device provided with the media player to listen without distracting other students. What type of device do you use?

Some users prefer a wireless mouse because it eliminates the clutter of a cord.

Some data projectors are large devices that attach to a ceiling or wall in an auditorium.

____________________ is the process of entering any sound into the computer such as speech, music, and sound effects.

OCR devices read printed characters in a special font.

Which of the following devices read text printed with magnetized ink?

Because LCD projectors tend to produce lower-quality images, users often prefer DLP projectors for their sharper, brighter images.

Nonimpact printers are ideal for printing multipart forms because they can print through layers of paper.

With ____________________, you touch a stylus or digital pen on a flat surface to write, draw, or make selections.

COGNITIVE ASSESSMENT To display the highest quality images, an LCD monitor should plug in to which type of port?

With an ink-jet printer, a higher dpi means the drops of ink are larger.

As a user moves a mouse, the pointer on the screen also moves.

What is the definition of a command?

Which kind of printer forms characters and graphics on a piece of paper without actually striking the paper?

COGNITIVE ASSESSMENT Which of the following is NOT an example of a common nonimpact printer?

What is pixel pitch sometimes called?

Explain the forms that instructions processed by a computer or mobile device can take.