The Central Processing Unit (CPU) is often referred to as the ___ of a computer.

Brain

True or False: The microprocessor is a large circuit board that connects all computer components.

False. 

The microprocessor is a chip, while the motherboard is the circuit board.

What is the purpose of a bus in a computer system?

A bus is a set of wires that connects computer components, transferring data, addresses, and control signals between them.

The memory unit consists of ___ and ___ memory.

Primary (main) and secondary (auxiliary)

True or False: The control unit interacts directly with the hard drive and monitor.

False. 

The control unit manages execution and interacts with ALU and registers. It does not directly handle external devices.

Fill in the blank: The speed of the CPU is influenced by the type of ___ used.

Microprocessor

Describe the role of the Arithmetic Logic Unit (ALU) in the CPU.

The ALU performs all arithmetic and logic operations, and uses registers to store the data being processed.

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

A bus is a group of wires that connects components, carrying data, addresses, and control signals between them.

Fill in the blank: The instruction cycle includes fetching the instruction from memory, ___ it, ___ it, and ___ the result.

Decoding, Executing, Storing