Data Verification and Validation

Question 1

What is data verification?

Answer 1

Data verification means to check that data entered on a computer system is identical to the data on the original source document

Question 2

List and explain 2 commonly data used verification methods

Answer 2

1. Visual check: This involves someone checking- proofreading the data entered against the original document

Double entry: entering the data twice and comparing the two copies

Question 3

What is data validation?

Answer 3

It is a process performed by the computer at the point when you enter data into a computer to see if it satisfies certain criteria. data is checked against a set of predetermined validation rules