Computer Science for IGCSE & O level - Algorithm Design And Problem Solving (Section 6 - No. 28)

What is the best approach to handle an input validation check that fails?

Terminate the program immediately.

Display an error message to the user.

Ask the user to re-enter the data.

Continue to process the program with incorrect data.

Handling a failed validation check involves informing the user and allowing for correct data to be entered.