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J277 2.2.3

Additional Programming Techniques

TermDefinition
Array Data structure used to store multiple values in a single variable
String Manipulation Performing operations on strings, such as concatenation or substring extraction
File Handling Opening, then Reading/Writing and closing a file.
Records A collection of related data or information stored together.
Structured Query Language (SQL) A programming language for managing databases e.g. SELECT * FROM students WHERE name = Dave""
1–Dimensional Array A data structure that stores elements in a linear sequence e.g. a list
2–Dimensional Array A data structure that stores elements in a two–dimensional grid e.g. a table
Function Type of reusable subprogram which always returns a value
Procedure Type of reusable subprogram which does not return a value
Sub–program A program called within a larger program e.g. a function or procedure
Created by: weirdog
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