Computer Science GCSE Level 2 Key Terms Fiendishly Hard

A mental model that removes complex detail; a model of a complex system that includes only the details essential to the viewer.

Unambiguous Instructions For Solving A Problem Also Problem In A Finite Amount Of Time Using A Finite Amount Of Data 

What doe ALU stand for?

A continuous representation of data

Programs that help solve real-world problems

The identifiers listed in parentheses on the sub- programme call; sometimes called actual parameters

An element of a spreadsheet that may contain data or a formula

A list of the characters and codes used to represent each one

A program designed to carry out a conversation with a human user

An algorithm used to encrypt and decrypt text