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

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A tablet is a pen-based computer that provides the screen capabilities of a PDA with the functional capabilities of a laptop or desktop computer.

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What is an input device designed for special applications for use by people with different types of special needs?

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A disk image organizes information on a hard disk in the most efficient way.

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What is application software?

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What is similar to a desktop but has more powerful mathematical and graphics processing capabilities and can perform more complicated tasks in less time?

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What is a computer dedicated to a single function, such as a calculator or computer game?

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What consists of equipment designed to store large volumes of data for long-term storage?

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A mainframe computer is designed to meet the computing needs of hundreds of people in a large business environment.Mainframe computers are a step up in size, power, capability, and cost from minicomputers.

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What 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?

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Describe the six major categories of hardware and provide an example of each.

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A common type of minicomputer is a server, which is used for managing internal company applications, networks, and websites.

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What is an electronic book that can be read on a computer or special reading device? Some are small enough to carry around, while others are the size of a telephone booth?

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Which license restricts the use of the software to one user at a time?

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What occurs if the system is failing and will load only the most essential parts of the operating system and will not run many of the background operating utilities?

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What is system software?

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

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File and data recovery software retrieves accidental deletion of photos or documents.

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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?

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Encrypt data protects confidential information from unauthorized eyes.

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A tablet computer has a flat screen that uses a mouse or fingertip for input instead of a keyboard.Similar to PDAs, tablet PCs use a writing pen or stylus to write notes on the screen and touch the screen to perform functions such as clicking on a link while visiting a website.

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