A(n)_____ is a data validation rule that is performed on two or more fields to ensure that they are consistent or reasonable when considered together.
A) existence check
B) combination check
C) data type check
D) reasonableness check

Question

Quizplus · Accepted Answer

A combination check is a type of data validation that ensures the consistency and reasonableness of two or more fields when considered together. This check verifies that the combination of values in the fields meet specified criteria, such as a certain sum or a certain relationship between values. The other options listed are different types of data validation checks, but do not specifically address the need to validate multiple fields in combination.

A(n)_____ Is a Data Validation Rule That Is Performed on Two