Von Neumann Architecture Flashcard

Front

Who developed the idea of a computer that could store programs?

Back

John von Neumann

Front

What is the main function of the CPU?

Back

To process instructions

Front

Which component of the CPU performs arithmetic and logical operations?

Back

Arithmetic Logic Unit

Front

What is the function of the address bus?

Back

To transmit addresses between the processor and memory

Front

Which bus is bi-directional?

Back

Data bus

Front

What does the Program Counter (PC) contain?

Back

The next instruction's location

Front

What is the role of the Control Unit in the CPU?

Back

To control memory and input-output devices

Front

What is the function of the Memory Address Register (MAR)?

Back

To hold the address of the data to be accessed

Front

What does the Memory Data Register (MDR) do?

Back

Holds data that is being transferred to or from memory

Front

What is the fetch-decode-execute cycle?

Back

A cycle to execute programs