Computer Basic Information Which is not necessary when using bar codes in supermarkets? Check digit on the bar code Price on the goods None of these Price on the shelf Point-of sale (POS) terminal Check digit on the bar code Price on the goods None of these Price on the shelf Point-of sale (POS) terminal ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Computer memory consists of ROM PROM None of these All of these RAM ROM PROM None of these All of these RAM ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which is a unit representing the no bits of discrete. Bit Baud None of these Byte All of these Bit Baud None of these Byte All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Which selection below best describes the term data processing? The collection of information or data None of these The manipulation of information or data The storage of information or data The distribution of information or data The collection of information or data None of these The manipulation of information or data The storage of information or data The distribution of information or data ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information An electronic logic gate whose output is logic 0 only when all inputs are logic 1 is OR None of these NAND NOT NOR OR None of these NAND NOT NOR ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information Any storage device added to a computer beyond the immediately usable main storage is known as Floppy disk Hard disk Backing store Punched card None of these Floppy disk Hard disk Backing store Punched card None of these ANSWER DOWNLOAD EXAMIANS APP
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