The term _____ describes a field value that does not exist because it has never been entered.
A) join
B) zero-length
C) orphan
D) null

Question

Quizplus · Accepted Answer

A null value represents a field with no value, it has never been entered. A zero-length value is an empty text string that has been entered intentionally, not the same as a null value. Join refers to the process of combining data from two or more tables based on a related field. Orphan refers to a record in a table that has no matching record in another related table.

The Term _____ Describes a Field Value That Does Not