Computer Basic Information What does a light pen contain? Light sensitive elements Refillable ink Pencil lead Blue Ink Light sensitive elements Refillable ink Pencil lead Blue Ink ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which is not necessary when using bar codes in supermarkets? Check digit on the bar code Price on the goods Point-of sale (POS) terminal None of these Price on the shelf Check digit on the bar code Price on the goods Point-of sale (POS) terminal None of these Price on the shelf ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The output quality of a printer is measured by None of these Dots per inch Dots printed per unit time Dots per line All of these None of these Dots per inch Dots printed per unit time Dots per line All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information One of a class of storage devices that can access storage locations in any order is DDC DASD None of these DTE DDE DDC DASD None of these DTE DDE ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Impact printers use optical technology include ink-jet and thermal devices None of these strike a ribbon against the paper to produce character images are more expensive than Laser printers use optical technology include ink-jet and thermal devices None of these strike a ribbon against the paper to produce character images are more expensive than Laser printers ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A language which is close to that used within the computer is All of these Low-level language Assembly language None of these High-level language All of these Low-level language Assembly language None of these High-level language ANSWER DOWNLOAD EXAMIANS APP
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