Y13 CPU Components and Functions

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

• Perform arithmetic operations

• Store data temporarily

• Coordinate all activities of the processor

• Manage power supply to the CPU

Which register holds the address of the next instruction to be executed?

• Memory Data Register

• Accumulator

• Program Counter

• Current Instruction Register

What is the function of the arithmetic logic unit (ALU)?

• Store the next instruction address

• Coordinate data flow

• Perform arithmetic and logical operations

• Manage memory read and write requests

Which bus is responsible for carrying memory addresses?

• Instruction Bus

• Data Bus

• Address Bus

• Control Bus

What does the memory data register do?

• Performs logical operations

• Coordinates CPU activities

• Stores data temporarily read from or written to memory

• Holds the address of the next instruction

What is the purpose of the decode unit in a CPU?

• Manage power supply

• Prepare execution of an instruction by interpreting binary codes

• Perform arithmetic operations

• Store frequently used data

What is the role of the clock in a CPU?

• Store temporary data

• Manage memory addresses

• Synchronize components by generating pulses

• Perform logical operations

What is the function of the interrupt register?

• Coordinate data flow

• Check for interrupts awaiting processing

• Store arithmetic results

• Perform bitwise operations

What is cache used for in a CPU?

• Perform logical operations

• Provide fast access to frequently used instructions and data

• Manage power supply

• Store the next instruction address

Which bus is bidirectional and carries binary data?

• Instruction Bus

• Control Bus

• Data Bus

• Address Bus