Computer Science Ques 369

Question: Checking that a pin code number is valid before it is entered into the system in an example of

Options:

A) Error correction

B) Backup and recovery

C) Data preparation

D) Data validation

E) (e) None of these

Show Answer

Answer:

Correct Answer: D

Solution:

  • When user enter data 11.an application, it is necessary to verify that the data is veiled before the application uses. This is called Data validation. Data validation may require that certain text field-not be zero length, that afield is formatted as a telephone number or other type of well-formed data, or that string not contain any un safe character that. Could be used to compromise the security of a database.
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