Computer Basic Information Which is not necessary when using bar codes in supermarkets? Price on the goods Check digit on the bar code None of these Price on the shelf Point-of sale (POS) terminal Price on the goods Check digit on the bar code None of these Price on the shelf Point-of sale (POS) terminal ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A file that includes an index directory to facilitate random access is None of these Serial file Sequential file Indexed file Random file None of these Serial file Sequential file Indexed file Random file ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The benefit of using computers are that Computers are designed to the inflexible Computers are very fast and can store huge amounts of data None of these Computers produce accurate output even when the input is incorrect All of these Computers are designed to the inflexible Computers are very fast and can store huge amounts of data None of these Computers produce accurate output even when the input is incorrect All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The technique designed to support the effective access of micro-filmed data is: COM All listed here None of these Micrographics Microfiche retrieval COM All listed here None of these Micrographics Microfiche retrieval ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which of the following terms describe 1024 kilobytes? None of these Kilobyte Terabyte Gigabyte Megabyte None of these Kilobyte Terabyte Gigabyte Megabyte ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A device that converts one type of signal into another is called Transducer None of these Modem Punched paper tape Punched card Transducer None of these Modem Punched paper tape Punched card ANSWER DOWNLOAD EXAMIANS APP
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