Computer Basic Information Which of the following is not used as secondary storage None of these Magnetic disks Magnetic drums Magnetic tapes Semiconductor memory None of these Magnetic disks Magnetic drums Magnetic tapes Semiconductor memory ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The bar code which is used on all types of items, is read by a scanning device directly into the computer.What is the name of this scanning device? Laser scanner Wand None of these MICR OCR Laser scanner Wand None of these MICR OCR ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A hand-held device for optically reading bar codes on goods, labels & shelves is Wand Light pen Touch tablet Mouse None of these Wand Light pen Touch tablet Mouse None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The 'lC' chip, used in computers, is made of Silica Iron oxide Silicon Chomium Silica Iron oxide Silicon Chomium ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information The general range of speed in revolutions per minute (rpm) at which floppy disks rotate is 2400-4700 150-250 None of these 300-600 390-600 2400-4700 150-250 None of these 300-600 390-600 ANSWER DOWNLOAD EXAMIANS APP
Computer Basic Information A family of polynomial block codes designed to correct burst errors is known as Fire codes None of these mnemonics codes Bar codes Gray codes Fire codes None of these mnemonics codes Bar codes Gray codes ANSWER DOWNLOAD EXAMIANS APP
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