Address: An address is a unique identifier that points to a location where data can be accessed, it is used by the CPU for data tracking.
Bus: A bus is a computer device that handles the communication between the internal components of the computer system, it connects the RAM, the CPU, the I/O devices to other components of the system. There are 3 types of bus in the computer architecture, these are
- Address Bus
- Control Bus
- Data Bus
Registers: Registers are high speed memories used for the temporary storage of data and instructions of programs currently being executed by the CPU.