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Exam 10: Hardware and Software Basics

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Question 81

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____________ 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.

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Question 82

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Safe mode 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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Question 83

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A workstation is a cellular telephone with a keypad that runs programs,music,photos,email,and includes many features of a PDA.

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

What is a type of CPU that can recognize as many as 100 or more instructions,enough to carry out most computations directly?

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

A(n)____________ license enables any qualified user 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.

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

A single user license restricts the use of the software to one user at a time.

A(n)____________ device is the equipment used to see,hear,or otherwise accept the results of information processing requests.

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

What is the arithmetic logic unit?

Complex instruction set computer chips limit the number of instructions the CPU can execute to increase processing speed.

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

____________ mode 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.

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

____________ is the set of instructions that the hardware executes to carry out specific tasks.

_____________ refers to a device's ability to function with or without power.RAM is volatile,meaning it must have constant power to function;its contents are lost when the computer's electric supply fails.

Disk optimization software helps save information if a computer crashes.

A workstation computer is similar to a desktop but has more powerful mathematical and graphics processing capabilities and can perform more complicated tasks in less time.