Computer Basic Information Which is not necessary when using bar codes in supermarkets? Point-of sale (POS) terminal Price on the goods Price on the shelf None of these Check digit on the bar code Point-of sale (POS) terminal Price on the goods Price on the shelf None of these Check digit on the bar code ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Character readers are those devices which read the characters printed on the source documents and then convert them directly into computer-usable input. Which of the following is not a character reader? MICR LCD OMR None of these OCR MICR LCD OMR None of these OCR ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information ILLIAC is a None of these Mainframe computer Mini computer Super computer Micro computer None of these Mainframe computer Mini computer Super computer Micro computer ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Compression of digital data for efficient storage is Packing Buffer None of these CPU Field Packing Buffer None of these CPU Field ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which is not a factor when categorizing a computer? Capacity of the hard disk Speed of the output device Where it was purchased Amount of main memory the CPU can use Cost of the system Capacity of the hard disk Speed of the output device Where it was purchased Amount of main memory the CPU can use Cost of the system ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A file that includes an index directory to facilitate random access is Random file Serial file Indexed file None of these Sequential file Random file Serial file Indexed file None of these Sequential file ANSWER DOWNLOAD EXAMIANS APP
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