CPU Flashcards
1
Q
What does ALU mean?
A
Arithmetic and logic unit
2
Q
What is a register ?
A
Temporary storage area for instructions
3
Q
What does the control unit do ?
A
Makes the computer carry out each instruction of a program in the right order controls the operation of all hardware
4
Q
Functions ALU perform
A
arithmetic functions (ADD and Subtract )
5
Q
Logic operation by ALU
A
AND,OR and NOT
6
Q
Which part of the CPU controls printers
A
control unit
7
Q
Differences between registers and main memory
A
register: holds instructions or data, required immediately
main memory: in the near future
8
Q
Function of buses
A
Connect components. carries electrical signals between different parts of the computer
