Computer Science Even before the first calculating machine was conceptualized, data had already been stored on hard sham effectiveness and used with a machine. As early as 1801, the punched airman was used as a control device for windup(prenominal) looms. wiz and one-half centuries later, IBM joined punched separate to computers, encoding double principal development as patterns of small rectangular holes. Today, punch tease are rarely used with computers. Instead, they are used for a handful of train tickets and election ballots. Although some may back it surprising, a computer printout is another type of hard likeness speciality.
Pictures, barcodes, and term papers are modern examples of data remembering that can later be retrieved using optical technology. Although it consumes physical space and requires proper care, non-acidic paper printouts can hold info for centuries. If long-term storage is not of prime concern, magnetic middling can retain tremendous amounts of data and consume picayune space than a single pie...If you want to get a full essay, order it on our website:
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