Data, Validation and Verification.

This is an example of:

• Information

• Data

• Knowledge

47

• Data

• Information

• Knowledge

Isabel scored 47/80 in her ICT exam and achieved a C grade.

• Data

• Information

• Knowledge

47 out of 80

• Data

• Information

• Knowledge

Data with a meaning

• Data

• Information

• Knowledge

Ability to understand information and to then form judgements

• Data

• Information

• Knowledge

Meaningless, raw facts and figures

• Data

• Information

• Knowledge

Validation is:

• Performed to ensure that the data entered exactly matches the original source.

• 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.

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

Range check is used:

• To make sure the data entered is sensible.

• To make sure that only the correct options are selected.

• To make sure that all numbers are in correct length.

• To make sure that data is entered where required.