Chapter 7 (Input Validation)

GIGO stands for _____.

The integrity of a program's output is only as good as the integrity of the program's _____.

The input operation that appears just before a validation loop is known as the _____. Its purpose is to get the first input that will be tested by the validation loop.

Validation loops are also known as _____.

The term "empty input" describes what happens when _____.

Occurs when an input statement executes and the user simply presses the "Enter/Return" key without typing a value.

The practice of anticipating errors that can happen while a program is running, and designing the program to avoid those errors.

When input is given to a program, it should be inspected before it is process, If the input is invalid, the program should discard it and prompt the user to enter the correct data. This process is known as _____.

What loop is best used to for input validation (Pretest / Posttest)? Why?

If the input that is read by the priming read is valid, how many times will the input validation loop iterate?

True/False: The priming read appears inside the validation loop.