ict revision

Seite 1

Data is words, numbers, dates, images, sounds etc without context

Information is a collection of words, numbers, dates, images, sounds etc put into context, IE: to give them meaning.

Validation is an automatic computer check to ensure that the data entered is sensible and reasonable. It does not check the accuracy of data.

Verification is performed to ensure that the data entered exactly matches the original source.

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