It 4

Components of a computer system

CPU

CU

ALU

RAM

ROM

• - It is a volatile type of memory

- refers to as Main Memory or Primary

Memory

• Random access memory (RAM)

• Read only memory (ROM)

• Secondary memory

– contains permanently stored

instructions that cannot be changed

• Random access memory (RAM)

• Read only memory (ROM)

• Secondary memory

- Also known as Auxiliary Memory.

- It is a non-volatile type of memory that is responsible foe keeping files permanently.

• Random access memory (RAM)

• Read only memory (ROM)

• Secondary memory

- It is an electronic circuit that sends data and messages between the other components.

• Bus

• Parts

• Expansion slots

• Registers