Computer Architecture Quiz

What does the ALU stand for?

• Arithmetic Logic Unit

• Analog Logic Unit

• Advanced Logic Unit

• Arithmetic Logic Unit

What is the main function of the Control Unit?

• To perform calculations

• To store data

• To give orders to other parts

• To manage memory

Which register tells the CPU which instruction to do next?

• Instruction Register

• Memory Data Register

• Program Counter

• Memory Address Register

What type of operations does the ALU perform?

• Only arithmetic operations

• Only logic operations

• Both arithmetic and logic operations

• Only data storage operations

What is the purpose of the Data Bus?

• Carries memory addresses

• Carries control signals

• Carries data

• Carries instructions

How does the Control Unit interact with Registers?

• It ignores them

• It tells them what to do

• It replaces them

• It stores data in them

What does the Memory Address Register (MAR) do?

• Stores data temporarily

• Carries data between components

• Holds the current instruction

• Stores the location in memory

What is an accumulator used for?

• To store final results

• To store intermediate results

• To store instructions

• To store memory addresses

Which part of the CPU does the Control Unit NOT manage?

• Registers

• ALU

• Central Memory

• Input devices

What happens when you press a key on the keyboard?

• The ALU performs calculations

• The Control Unit gives orders

• The CPU stops working

• The Data Bus carries instructions