7.2 (a) Understand that every computer system is made up of sub-systems, which are made up of further sub-systems
7.2 (b) Understand how a problem can be decomposed into its component parts
(b) Including:
inputs
processes
outputs
storage
7.2 (c) Use different methods to design and construct a solution to a problem
(c) Including:
structure diagrams
flowcharts
pseudocode