Multiple choice

The checking operation performed on input data is called the

  1. Cone 1 to data

  2. Verification of data

  3. Validation of data

  4. Vilification of data
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C Correct answer
Explanation

Validation is the process of checking input data to ensure it meets specified criteria before processing, such as verifying data type, range, or format. This prevents invalid data from being processed. Verification checks data accuracy after entry, while 'cone 1 to data' and 'vilification' are not standard computing terms (vilification means abusive language, unrelated to data checking).

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