H466 - 1.1 Computer Architecture

Which of the following is a component of the Arithmetic and Logic Unit (ALU)?

• Program Counter

• Accumulator

• Data Bus

• Control Unit

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 does NOT affect the performance of the CPU?

• Clock Speed

• Number of Cores

• Cache

• Data Bus

What is the purpose of pipelining in a processor?

• To increase the clock speed

• To improve efficiency

• To reduce the number of cores

• To increase cache size

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 processor in a computer?

• To store data

• To execute instructions

• To manage power supply

• To display graphics

Which unit of the processor completes all arithmetical and logical operations?

• Control Unit

• Memory Unit

• Arithmetic and Logic Unit (ALU)

• Register Unit

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

• Controlling and coordinating the activities of the CPU

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

• Performing arithmetic operations

• Decoding instructions