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Exam 10: Hardware and Software Basics

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Question 61

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

A) True
B) False

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Question 62

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What is a complex instruction set computer chip?

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

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Question 63

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Disk optimization software helps save information if a computer crashes.

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

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

An appliance is a computer dedicated to a single function, such as a calculator or computer game.

A computer portable enough to fit on a lap or in a bag and has its own power source or battery.

An input device is equipment used to see, hear, or otherwise accept the results of information processing requests.

What software contains course information such as a syllabus and assignments and offers drop boxes for quizzes and homework along with a grade book?

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?

What software helps save information if a computer crashes?

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.

Preventive security software, through programs such as Window Washer, erases file histories, browser cookies, cache contents, and other crumbs that applications and Windows leave on a hard drive.

Primary storage is the computer's main memory, which consists of the random access memory (RAM), cache memory, and read-only memory (ROM) that is directly accessible to the CPU.

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

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.

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

Volatility 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.

What is a CPU?

A desktop computer sits on, next to, or under a user's desk and is too large to carry around.The computer box is where the CPU, RAM, and storage devices are held with a monitor on top, or a vertical system box (called a tower) usually placed on the floor within a work area.