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computer science
algorithms (7)
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Cards (8)
validation
process carried out by a computer of checking that data input is reasonable
examples of
validation
range check
type check
length check
presence check
check digit
verification
checking that data has been
accurately
copied from one source to another, for example from one computer system to another
examples of
verification
double entry
visual /
screen check
normal
data
data that falls within an
allowed
range and data type
boundary data
data that exists at the
upper
and lower
limits
of this normal
accepted
range, and the data just outside that range
extreme data
type of data that exists at the upper and lower acceptable limits of the
prerequisite conditions
of the type and range of data
abnormal data
any type of data which should be rejected by the system under the test criteria. the most common reasons for rejection are:
the data outside the
range of values
the data is not the expected
data type
any data that is not classified as normal data