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Exam 22: B: Extension: A Hardware and Software Basics

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Question 31

Multiple Choice

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What equipment is used to capture information and commands?

A) Input device
B) Output device
C) Magnetic tape
D) Magnetic medium

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

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Question 32

Multiple Choice

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What computer is the fastest, most powerful, and most expensive type of computer?

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

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

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Question 33

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Utility software provides additional functionality to the operating system.Utility software includes antivirus software, screen savers, and anti-spam software.

The central processing unit (CPU) (or microprocessor) is the actual hardware that interprets and executes the program (software) instructions and coordinates how all the other hardware devices work together.

The arithmetic-logic unit includes instructions and literally tells the other hardware devices what to do, based on the software instructions.

Volatility is a protected memory space created by the CPU allowing the computer to create virtual machines.

What is the portion of a computer's primary storage that does not lose its contents when one switches off the power?

Software upgrade occurs when the software vendor releases a new version of the software making significant changes to the program.

What detects the presence or absence of a mark in a predetermined place (popular for multiple-choice exams) ?

What software controls how the various technology tools work together along with the application software?

Megahertz is the number of billions of CPU cycles per second.

What is the arithmetic logic unit?

Random access memory (RAM) is the computer's primary working memory, in which program instructions and data are stored so that they can be accessed directly by the CPU via the processor's high-speed external data bus.

Magnetic medium is a secondary storage medium that uses magnetic techniques to store and retrieve data on disks or tapes coated with magnetically sensitive materials.

Memory stick is an older secondary storage medium that uses a strip of thin plastic coated with a magnetically sensitive recording medium.

What occurs when the software vendor releases a new version of the software that makes significant changes to the program?

Gigahertz is the number of millions of CPU cycles per second.

An iPod has a single-purpose embedded operating system.

What contains high-capacity storage that holds data such as captured images, music, or text files?

A site license enables any qualified users within the organization to install the software, regardless if the computer is on a network.Some employees might install the software on a home computer for working remotely.