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Since computer terminology can often be one of the biggest stumbling blocks to understanding the world of personal computers,I've tried to make things a bit easier by defining new terms at the beginning of the chapter in they first appear

Tuesday, 14 February 2012

WORD GUIDE TO CHAPTER THREE

Bootstrap:
 A program that starts a computer.   
Cursor:
A patch of light or other visual indicator that shows where a person is working in a body of text.
DOS:
Disk Operating System. This is IBM’s version of the operating system1 which controls many of the functions of the computer.
Directory:
Tables of contents that lists programs and files that are stored sequentially on a diskette or hard disk. In short, a directory that describes the layout of records within a file.
Operating System:
A program or collection of programs that manages the hardware, output devices, logic operations and a number of other management functions. it provides a link between software and the computer’s internal language.
Security:
 The protection of information against disclosure, transfer, modifications, or destruction.
Write Protect:
 The process of protecting information stored on a diskette by sealing off the read/write notch with a tab or special tape. Some diskettes, such as those containing the operating systems, are  permanently sealed to prevent writing over their contents.

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1 comment:

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