e-learning class

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WELCOME

Transcript of e-learning class

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WELCOME

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COMPUTER

Francis BennyPhysical scienceClass no:42

By,

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INTRODUCTIONA device that computes, especially

a programmable electronic machine that performs high-speed mathematical or logical operations or that assembles, stores, correlates, or otherwise processes information.

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PARTS OF THE COMPUTER

Computer systems have four parts Hardware Software Data User

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Hardware Mechanical devices in the computer Anything that can be touched CPU , Keyboard , mouse

Software Tell the computer what to do Also called a program Thousands of programs exist MS Office , photoshop , adobe

reader

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Data Pieces of information Computer organize and present data

Users People operating the computer Most important part Tell the computer what to do

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INFORMATION PROCESSING CYCLE Steps followed to process data Input Processing Output Storage

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ESSENTIAL COMPUTER HARDWARES

Hardware categorised into 4 types Processing devices Memory devices Input and output devices Storage devices

Software categorized into 2 types System software Application software

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EDUCATIONAL IMPLICATIONSThe student is actively exploring phenomena ,instead of being a passive recepient of information. Teacher and students can use computer –Based tools such as, Text or Graphic editors, Databases, Spreadsheets, or Presentation packages , to help in processing information

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THANK YOUTHANK YOU