Computer Architecture Quiz

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

• Accumulator

• Memory Data Register

• Program Counter

• Current Instruction Register

Which bus is responsible for carrying data between the processor and memory?

• Data Bus

• Address Bus

• Control Bus

• Program Counter

What is the sequence of steps in the Fetch-Decode-Execute Cycle?

• Fetch, Execute, Decode

• Decode, Fetch, Execute

• Fetch, Decode, Execute

• Execute, Fetch, Decode

Which of the following factors affects the performance of the CPU?

• Data Bus

• Clock Speed

• Control Unit

• Address Bus

What is the purpose of pipelining in a processor?

• To increase the size of the cache

• To improve efficiency

• To reduce the number of cores

• To decrease clock speed

Which architecture uses separate memory for instructions and data?

• Von Neumann architecture

• Harvard architecture

• Contemporary processor architecture

• Fetch-Decode-Execute Cycle

What is the main function of the Arithmetic and Logic Unit (ALU) in a processor?

• Controlling the activities of the CPU

• Managing the flow of data between the CPU and other devices

• Completing all arithmetical and logical operations

• Storing the resulting data back in memory

Which of the following is NOT a job of the Control Unit in a processor?

• Controlling and coordinating the activities of the CPU

• Managing the flow of data between the CPU and other devices

• Completing all arithmetical and logical operations

• Decoding instructions

What is the purpose of the Program Counter (PC) register?

• Stores the results from calculations

• Holds the address of the next instruction to be executed

• Temporarily stores data that has been read or needs to be written

• Holds the current instruction being executed

Which register temporarily stores data that has been read or data that needs to be written?

• Accumulator (ACC)

• Memory Address Register (MAR)

• Memory Data Register (MDR)

• Current Instruction Register (CIR)