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...Prepared by sanjeev bhadauria neha tyagi answers of question bank class xi informatics practices book reference sumita arora chapter basic computer organization very short answer type questions q what is volatile memory ans ram known as because when we switch off the its data vanished define each following a byte b kilobyte c megabyte d gigabyte e terabyte this unit in bits bytes kilobytes megabytes gigabytes state units name subunits that make up cpu and give function are input central processing output sub unites arithmetical logical alu control cu mu measuring temporary storage area it holds instructions needs before program can run loaded from some medium into allows direct access to etc why primary termed destructive write but non read called enter here thats your gets cleared after every restart role mobile system processor found computers cellphones chip designed for portable typically housed smaller package more importantly order cooler uses lower voltages than desktop counterp...