What is the purpose of the CPU?
To create data
To store data
To process data
What does the control unit do?
It controls and monitors communications between the computer and any hardware attached
It holds the data and programs that the CPU currently needs
It carries out calculations and logic operations
What is the immediate access store for?
What does the arithmetic and logic unit do?
What can often be referred to as the registers in a CPU?
The control unit
The immediate access store
The arithmetic and logic unit
How many instructions can a CPU process at a time?
One
Many
It does not process instructions
When the CPU fetches the instruction from the main memory, where does it store it?
What is it called when the CPU carries out the action of an instruction?
Fetching the instruction
Decoding the instruction
Executing the instruction
What is clock speed measured in?
Cycles per minute
Cycles per second
Cycles per hour
How many cycles per second would a 3 GHz processor do?
3 million
3000
3 thousand million (3 billion)