a Flashcards
Range Check
check that the value of a number is between an upper value and a lower value
Length check
check that the data entered is a specific number of characters long which are between an upper value and lower value
type check
check that the data entered is of a specific data type
presence check
check that a data item has been entered
format check
check that the characters entered conform to a pre-defined pattern
check digit
an additional digit appended to a number to check that an identification number entered contains no errors
Sequence
The order in which the steps in a program are executed
Selection
allowing the selection of differents paths through the steps of a program
iteration
a section of programming code that can be repeated under certain conditions
library routine
fully tested programming routines that are ready for use which perform many types of tasks
arrays
a data structure containing several elements of the same data type, stored under a single identifier