Computer Basic Information A hand-held device for optically reading bar codes on goods, labels & shelves is Wand Light pen None of these Touch tablet Mouse Wand Light pen None of these Touch tablet Mouse ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Accessing records from a file directly without searching from the beginning of the file is None of these Direct access Time sharing Access time Random None of these Direct access Time sharing Access time Random ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which of the following is still useful for adding numbers? UNIVAC None of these EDSAC Abacus ENIAC UNIVAC None of these EDSAC Abacus ENIAC ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The first electronic digital computer contained? Transistors None of these Vacuum tubes Electronic valves Semiconductor memory Transistors None of these Vacuum tubes Electronic valves Semiconductor memory ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which most popular input device used today for interactive processing & for the on line entry of data for batch processing. Mouse Visual display terminal None of these Magnetic disk Card punch Mouse Visual display terminal None of these Magnetic disk Card punch ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A machine associated with card-based data processing is Collator Digitizer Cartridge None of these Codomain Collator Digitizer Cartridge None of these Codomain ANSWER DOWNLOAD EXAMIANS APP
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