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Understanding Computer Systems: Input, Output, and Application Software

This overview explores the essential components of computer systems, emphasizing the roles of hardware and software. Hardware refers to the physical parts of a computer, including input devices like the mouse and keyboard, and output devices such as printers and monitors. Software is categorized into system software, application software, and programs, which consist of a series of commands executed by the processing unit. The document also discusses various storage devices, online learning systems, and multimedia players, providing a foundational understanding of how these elements interact.

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Understanding Computer Systems: Input, Output, and Application Software

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  1. Revision Input Process output Software System software Application software Hardware is the physical part of a computer system,including all machines and their part Input device Mouse Keyboard Scanner Output device Printer Monitor speaker Double click Right click Minimize maximize close the window

  2. A program consist of a series of commands • Input device processing unit Output device • Storage device • Floppy dick Floppy disk driver • Video disc Video disc player • Octopus card Octopus reader • SIM card mobile phone • SD CARD digital camera • I.E. Internet Explorer • Recycle bin • M.M.L.C. Multimedia Learning Centes • Online Learning System

  3. Online e-Library • Computer game • Quick Time Player http://www.quicktime.com/ • Window Media Player http://www.windowsmedia.com/ • Real Player http://www.real.com/ • WINAMP http://winamp.com/ • Computer-assisted Learning

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