Computer Science for IGCSE & O level - Algorithm Design And Problem Solving (Section 1 - No. 46)

What is the primary goal of data validation?

To make the user interface more user-friendly.

To ensure that the data entered into a program is accurate and reliable.

To increase the speed of program execution.

To prevent the user from entering invalid input.

Data validation's main purpose is to ensure the accuracy and reliability of entered data.