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Understanding Computers: Components, Advantages, Disadvantages, Networks, Internet, Software

Discover the world of computers with information on components, advantages, disadvantages, networks, Internet, software, and their applications in society. From hardware to software, explore the impact of computers on different fields.

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Understanding Computers: Components, Advantages, Disadvantages, Networks, Internet, Software

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Presentation Transcript

  1. What is a Computer?

  2. What is a Computer? • Electronic device • Operates under instructions stored in its memory • Accepts data • Processes data • Produces results • Stores results for future use

  3. Data versus Information • Data (Input) • Unprocessed collection of text, numbers, symbols, images, audio, video • Information (Output) • Conveys meaning that is useful

  4. Components of a Computer • Input devices • Output devices • System unit • Storage devices • Communication devices

  5. Advantages • Speed • Reliability • Consistency • Storage • Communications

  6. Disadvantages • Health risks • Violation of privacy • Public safety • Impact on labor force • Impact on environment

  7. Network • What is …. • Collection of computers and devices connected together • Advantages of networks • Allows sharing of resources such as hardware, software, data, and info

  8. Internet • What is….. • Collection of networks • What do you use the Internet for?

  9. What is Software? • Program • Series of related instructions • Tells computer what tasks to perform and how to perform them • Graphical User Interface (gooey) • Used to interface with software using text, graphics, and visual images (icons)

  10. Two Types of Software • System • Control or maintain operations of computer • Serves as interface between user and application software • Two types– operating & utility • Operating – coordinates activities among hardware devices • Utility – maintenance type tasks i.e. managing printers

  11. Two Types of Software • Application • Programs designed to make users more productive and assist with personal tasks

  12. Categories of Computers • Personal computers • Mobile computers and mobile devices • Game consoles • Servers • Mainframes • Supercomputers • Embedded computers

  13. Categories of Users • Home • Small Office/Home Office • Mobile • Power • Enterprise

  14. Computer Applications in Society • Education • Finance • Government • Health care • Science • Publishing • Travel • Manufacturing

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