Computer Science Essay

2257 WordsAug 2, 201210 Pages
Q1 Computer hardware is any physical device, something that you are able to touch and software is a collection of instructions and code installed into the computer and cannot be touched. For example, the computer monitor you are using to read this text on and themouse you are using to navigate this web page is computer hardware. The Internet browser that allowed you to visit this page and the operating system that the browser is running on is software. Q2 Computer software is divided into two major categories. System Software Application Software Each category has its own sub-categories. System Software * Operating System Software * Network Software * Database Management software * Development Tools, Programming language software, IDEs * Other System Software such as drivers. Application Software * General business Productivity software * Home Use Applications * Cross Industry application software * Utilities software * Other application software Q3 operating system and utility programs. operating system sets programs that coordinate all the activities among computer hardware devices. provides a means for users to communicate with computer and other software. utility programs allows users to perform maintenance-type task. (1) System software is a generic phrase referring to the computer programs used to start and run computer systems and networks. System software contrasts with (2) application software which is the general designation of computer programs for performing user tasks. Application software may be general purpose (word processing, web browsers, ...) or have a specific purpose (accounting, truck scheduling, ...) and (3) programming tools, such as compilers and linkers, used to translate and combine computer program source code and libraries into executable programs (programs that will belong

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