Characteristics of a Computer Speed Memory Accuracy Characteristics

Characteristics of a Computer

Speed Memory Accuracy Characteristics Automatic Diligence Versatility

Speed • Incredible speed which is beyond human capabilities • Speed of nano & pico second Accuracy • May return errors only if there is some programming errors or the input is erroneous • Garbage In Garbage Out (GIGO): Faulty results due to inaccurate instructions or faulty data

Diligence • Highly consistent • Do not suffer from boredom, tiredness & lack of concentration Versatility • Can perform different kinds of tasks simultaneously • Can switch from one to another instantly

Automatic • Execution without intervention Memory • Volumes of information can be stored & retrieved • Can never be forgotten and can be easily retrieved in no time

Advantages of Computers: • Internet makes interaction possible in real time across the world • Documents can be copied no. of times • Information exchange has become easy and at almost no cost • Virtual offices are possible: saves time and reduces cost • Assist people with disability (ex: Screen reading software) • Data can be stored in small devices for a long period • Plagiarism can be checked & controlled

Uses of Computers

Education Online examinations Online results E-learning programs Teaching aids like ppt presentations

Health Life saving equipment Online consultancy

Business Information Systems: Data storage, manipulation & distribution Technological applications: DBMS, Word, Spreadsheet, Accounting software Just in Time Inventory: lowering inventory costs E-commerce: goods available 24*7 with reduced costs Communication: e-mails, web cameras, mobile phones Portability: benefit of work from home

Research Defence research Social research Meteorological research Medical research

Zero IQ Dependence on program Limitations No creativity No decision making power