AL期末2

Front

The register that holds the address of the next instruction to be processed is called the __________

Back

Program Counter

Front

The component that stores the address of where data or an instruction is located in RAM is called the __________

Back

Memory Address Register

Front

Data is stored in the __________ before it is fetched into the CPU.

Back

Memory Data Register

Front

The ALU needs the __________ to store interim results of calculations during the fetch-execute cycle.

Back

Accumulator

Front

What is the role of the control bus?

Back

To transmit signals to and from the processor

Front

What is the primary function of the data bus in a computer system?

Back

To carry data between the processor and other components

Front

Which component of a computer system is responsible for executing instructions?

Back

Processor

Front

What is the primary function of the control unit in a CPU?

Back

To manage the execution of instructions

Front

Which bus is responsible for carrying data between the CPU and memory?

Back

Data Bus

Front

A component that sends signals to control the interactions of all other components during the fetch-execute cycle.

Back

Control unit