what does a type check do?
what does a range check do?
what does a format check do?
what does a presence check do?
what does a length check do?
what does a look up table do?
what does a double entry verification check do?
what does a proofreading verification check do?
what does a check digit verification check do?
what is a validation check?
a process to check that data is reasonable or sensible before it is accepted
what is verification?
the process of checking that data is correct after it has been entered
name the 6 validation checks
and the three verification checks
range type format presence lookup table length
double entry
proofreading
check digit