All questions of Know Your Computer for Year 4 Exam
The CPU, or Central Processing Unit, is often referred to as the "brain" of the computer. Its primary role is to process instructions received from software and control the operations of the computer. It executes commands, performs calculations, and manages data flow within the system. An interesting fact is that the speed of a CPU is typically measured in gigahertz (GHz), indicating how many billion cycles per second it can perform.