Unit 10 Flashcards
1
Q
What is a general purpose register?
A
General purpose registers store data such as numbers.
2
Q
What is a bus?
A
They are composed of parallel wires and each wire has a high or low (1 or 0) voltage.
3
Q
Define is bus width?
A
The number of wires is called the bus width.
4
Q
What does the ALU do?
A
The Arithmetic Logic Unit (ALU) performs logic operations.
5
Q
How is an ALU made up?
A
It has two input registers and one ouput register. It also has a control bus that is used to select the operation.
