CPU and Registers

Front

What is the purpose of the CPU?

Back

To process all the data and instructions.

Front

Which register stores the results of the calculations done by the ALU?

Back

Accumulator

Front

Which register holds the data / instructions that have been fetched from memory? Options: MAR, MDR, Accumulator, Program Counter

Back

MDR

Front

The ALU is:

Back

The arithmetic and logic unit

Front

What are registers used for?

Back

To temporarily hold bits of data needed by the CPU.

Front

Example of 'main memory'. Options: Hard Drive, USB Drive, RAM, ROM

Back

RAM

Front

What is a bus?

Back

A circuit that connect one part of CPU to other components.

Front

Clock Speed is usually measured in...

Back

Ghz

Front

Which adjustment to an internal component could improve CPU performance?

Back

Add more cores

Front

What happens if you increase the clock speed?

Back

CPU can process instructions quicker