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Cache memory is a small unit of ultra-fast memory that is used to store recently accessed or frequently accessed data so that the CPU does not have to retrieve this data from slower memory circuits such as RAM.

A) True
B) False

Correct Answer

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Crash-proof software helps save information if a computer crashes.

A) True
B) False

Correct Answer

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The control unit performs all arithmetic operations (for example, addition and subtraction)and all logic operations.

A) True
B) False

Correct Answer

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What is a computer designed to meet the computing needs of several people simultaneously in a small to medium-size business environment?


A) Supercomputer
B) Mainframe computer
C) Workstation computer
D) Minicomputer

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

Correct Answer

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Course management software occurs when the software vendor releases updates to software to fix problems or enhance features.

A) True
B) False

Correct Answer

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What is software for data recovery and relieves the burden of reinstalling applications if a hard drive crashes or becomes irretrievably corrupted?


A) Disk optimization software
B) Safe mode software
C) Crash-proof software
D) Disk image software

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

Correct Answer

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What performs all arithmetic operations (for example, addition and subtraction) and all logic operations?


A) CPU
B) Control unit
C) ALU
D) Primary storage

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

Correct Answer

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What provides additional functionality to the operating system?


A) System software
B) Operating system software
C) Utility software
D) Multitasking

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

Correct Answer

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What is roughly 1 million bytes?


A) Megabyte
B) Terabyte
C) Kilobyte
D) Gigabyte

E) None of the above
F) All of the above

Correct Answer

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What is a small handheld computer that performs simple tasks such as taking notes, scheduling appointments, and maintaining an address book and a calendar?


A) Tablet
B) PDA
C) Ebook
D) Smartphone

E) A) and D)
F) A) and B)

Correct Answer

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What is an older secondary storage medium that uses a strip of thin plastic coated with a magnetically sensitive recording medium?


A) Magnetic medium
B) Magnetic tape
C) Hard drive
D) RAM

E) C) and D)
F) A) and D)

Correct Answer

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What is a small unit of ultra-fast memory that is used to store recently accessed or frequently accessed data so that the CPU does not have to retrieve this data from slower memory circuits such as RAM?


A) RAM
B) Cache memory
C) Volatility
D) Flash memory

E) C) and D)
F) A) and D)

Correct Answer

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Utility software provides additional functionality to the operating system.

A) True
B) False

Correct Answer

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Application service provider licenses specialty software paid for on a license basis or per-use basis or usage-based licensing.

A) True
B) False

Correct Answer

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Which of the following represents megahertz?


A) The number of millions of CPU cycles per second
B) The number of billions of CPU cycles per second
C) A type of CPU that can recognize as many as 100 or more instructions, enough to carry out most computations directly
D) Limit the number of instructions the CPU can execute to increase processing speed

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

Correct Answer

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What software helps save information if a computer crashes?


A) Disk optimization software
B) Safe mode
C) Crash-proof software
D) Disk image software

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

Correct Answer

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A computer is an electronic device operating under the control of instructions stored in its own memory that can accept, manipulate, and store data.

A) True
B) False

Correct Answer

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A hard drive is a secondary storage medium that uses several rigid disks coated with a magnetically sensitive material and housed together with the recording heads in a hermetically sealed mechanism.

A) True
B) False

Correct Answer

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What is the arithmetic logic unit?


A) The actual hardware that interprets and executes the program (software) instructions and coordinates how all the other hardware devices work together
B) Interprets software instructions and literally tells the other hardware devices what to do, based on the software instructions
C) A type of CPU that can recognize as many as 100 or more instructions, enough to carry out most computations directly
D) Performs all arithmetic operations (for example, addition and subtraction) and all logic operations (such as sorting and comparing numbers)

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

Correct Answer

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What is a computer that sits on, next to, or under a user's desk and is too large to carry around?


A) Tablet
B) Desktop computer
C) Workstation
D) Minicomputer

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

Correct Answer

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