CPU and Bus Architecture Quiz

What is the first step in the fetch-decode-execute cycle?

• Decode

• Execute

• Fetch

• Control

What does the CPU do during the decode step?

• Retrieves an instruction from memory

• Interprets what the instruction means

• Performs the instruction

• Transfers data between components

Which bus carries memory addresses from the CPU to RAM?

• Data Bus

• Control Bus

• Address Bus

• Fetch Bus

What is the role of the data bus?

• Carries control signals

• Transfers actual data between the CPU and memory

• Sends memory addresses

• Coordinates computer operations

Which bus is responsible for carrying control signals?

• Address Bus

• Data Bus

• Control Bus

• Execute Bus

What does the control bus do?

• Transfers data between CPU and memory

• Carries memory addresses

• Coordinates and controls computer operations

• Fetches instructions from memory

What is the main function of the fetch-decode-execute cycle?

• To store data

• To carry out instructions

• To display graphics

• To connect to the internet

What happens during the execute step of the cycle?

• The CPU retrieves an instruction

• The CPU interprets the instruction

• The CPU performs the instruction

• The CPU sends control signals

Which component is primarily involved in the fetch-decode-execute cycle?

• GPU

• CPU

• ROM

• Hard Drive

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

• To store data

• To transfer data between different parts of the computer

• To execute instructions

• To decode instructions