GCSE Key words

Question	Answer
Algorithm	A process or set of rules to be followed in calculations or other problem-solving operations, especially by a computer.
Operating System	Controls the general operation of a computer, and provides an easy way for us to interact with computers and run applications.
Variable	A value that can change, depending on conditions or on information passed to the program
Iteration	A process wherein a set of instructions or structures are repeated in a sequence a specified number of times or until a condition is met.
Selection	A selection structure, a question is asked, and depending on the answer, the program takes one of two courses of action, after which the program moves on to the next event.
List / Array	A data structure, which can store a fixed-size collection of elements of the same data type.
Sub-routines	A sequence of program instructions that performs a specific task, packaged as a unit.
Function	A block of organized, reusable code that is used to perform a single, related action.
What is the biggest binary number you can get?	255

Resource summary

	Created by Toby Tyson about 5 years ago