Computer Science for IGCSE & O level - Algorithm Design And Problem Solving (Section 5 - No. 38)

What does the term 'verification' mean in the context of data?

Ensuring that data is within the expected range.

Checking that data is consistent with the data source.

Checking data against the original source to ensure accuracy.

Checking the format of the data.

Verification is a method to ensure the accuracy of data by comparing it against the source.