Computer Fundamentals
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Computer Fundamentals
Computer: A computer is an Electronic device which can do variety of processes very
Uses of computer ØPREPARING DOCUMENT ØPAY ROLL ØCOMMUNICATION ØLEARNING AND TEACHING ØADMINISTRATION AND ACCOUNT ØSALES AND STATISTICAL ANALYSIS ØPLAN MONITORING ØINFORMATION
Block Diagram of Computer Main Memory
Input
Control Unit Arithmetic Logic Unit(ALU)
Output
Symptoms of virus Attack vFrequent hanging of System. vDeletion of files and number of files from the disk due to partial destruction of rack directory. vAppearance of store messages or store patterns on the screen
Computer: A computer is an Electronic device which can do variety of processes very
Uses of computer ØPREPARING DOCUMENT ØPAY ROLL ØCOMMUNICATION ØLEARNING AND TEACHING ØADMINISTRATION AND ACCOUNT ØSALES AND STATISTICAL ANALYSIS ØPLAN MONITORING ØINFORMATION
Block Diagram of Computer Main Memory
Input
Control Unit Arithmetic Logic Unit(ALU)
Output
Symptoms of virus Attack vFrequent hanging of System. vDeletion of files and number of files from the disk due to partial destruction of rack directory. vAppearance of store messages or store patterns on the screen
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