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_____ means saving data in computer memory.


A) Stream
B) Retrieval
C) Syndication
D) Storage

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Which of the following is true of the control program of an operating system (OS) ?


A) It controls compilers in the OS.
B) It controls interpreter programs in the OS.
C) It generates assembler programs for secondary memory.
D) It generates checksums to verify that data is not corrupted.

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Which of the following statements is true of a high-quality inkjet printer?


A) It uses multicolor ink cartridges to print digital photographs.
B) Its output for a mainframe computer is called soft copy.
C) It uses laser-based technology that creates electrical charges on a rotating drum to attract toner.
D) It is suitable for office environments that have high-volume and high-quality printing requirements.

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Describe flash memory.

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Answers will vary.Flash memory is nonvol...

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In a(n) _____ file, each alphabetic, numeric, or special character is represented with a 7-bit binary number.


A) Extended Binary Code Decimal Interchange Code (EBCDIC)
B) Unicode
C) American Standard Code for Information Interchange (ASCII)
D) Extended ASCII

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Describe touch screens.

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Answers will vary.A touch screen, which ...

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Gallium arsenide _____ than silicon.


A) is more fragile
B) is more suitable for mass production
C) emits less light
D) operates at lower temperatures

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Which of the following best defines an operating system (OS) ?


A) It is a set of programs for controlling and managing computer hardware and software.
B) It is a computer and all the software for managing network resources and offering services to a network.
C) It is a collection of disk drives used for fault tolerance and is typically found in large network systems.
D) It is the main circuit board containing connectors for attaching additional boards.

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Computers perform all tasks using a combination of arithmetic and logical operations.

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Explain how data is stored in a computer.

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Answers will vary.Computers can store va...

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Describe desktop publishing software.

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Answers will vary.Desktop publishing sof...

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ENIAC is an example of a first-generation computer.

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A byte is a single value of 0 or 1.

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Which of the following is true of fourth-generation languages (4GLs) ?


A) They are the easiest computer languages to use.
B) They are composed of rigorous command syntaxes.
C) They contain a series of 0s and 1s representing data or instructions.
D) They use artificial intelligence technologies, such as knowledge-based systems.

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The word computer consists of 64 bits, which is equivalent to _____ bytes.


A) 6
B) 8
C) 16
D) 32

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A(n) _____, made of Mylar, is used for random-access processing of data in a computer.


A) video adapter
B) optical disc
C) cassette tape
D) magnetic disk

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The _____ tells the computer what to do, such as instructing the computer which device to read or send output to.


A) main memory
B) motherboard
C) operating system
D) control unit

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Which of the following is true of fifth-generation languages (5GLs) ?


A) They are the easiest computer languages to use.
B) They contain a series of 0s and 1s representing data or instructions.
C) They are machine dependent and need to be changed after every use.
D) They use artificial intelligence technologies, such as knowledge-based systems.

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Trackballs are ideal for notebook computers because they _____.


A) occupy less space than a mouse
B) rely on optical scanning of the data on a notebook
C) allow faster and more precise cursor positioning than a mouse
D) rely on light detection to determine which menu item has been selected

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A(n) _____, a memory device, uses laser beams to access and store data.


A) video adapter
B) memory chip
C) optical disc
D) digital card

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