What does ALU stand for in computer architecture?

Arithmetic Logic Unit

Fill in the blank: The _____ is a CPU register that holds the address of the next instruction to be executed.

Program Counter

True or False: The data bus is unidirectional, carrying data only from the processor to other components.

False. The data bus is bidirectional, allowing data transfer in both directions.

Riddle: I carry the address of where data can be found, but I am not the data itself. What am I?

Address Bus

Which register temporarily holds the data being transferred to and from immediate access storage?

Memory Data Register (MDR)

What is the main advantage of a two bus organization over a one bus organization?

It can fetch two operands simultaneously, increasing processing speed.

Fill in the blank: The _____ is the part of the CPU that provides timing and control signals for operations.

Control Unit

True or False: A microprocessor can execute multiple instructions in a single clock cycle.

False. Typically, a microprocessor executes one instruction per clock cycle.

What is the purpose of the instruction register (IR) in a CPU?

It holds the instruction currently being executed or decoded.

Riddle: I am a circuit that performs arithmetic and logic operations but do not store data. What am I?

Arithmetic Logic Unit (ALU)