GCSE Computer Architecture Quiz

Which of the following are examples of computer systems?

• Laptop and smartphone

• Television and radio

• Refrigerator and microwave

• Bicycle and car

What component is primarily responsible for the processing of instructions in a computer system?

• Hard drive

• Central Processing Unit (CPU)

• Graphics Processing Unit (GPU)

• Power Supply Unit (PSU)

Which of the following is an input device specific to smartphones but not mentioned as an input device for laptops?

• Keyboard

• GPS sensor

• Trackpad

• Buttons

What is the CPU an abbreviation for?

• Central Processing Unit

• Central Performance Unit

• Computer Processing Unit

• Central Power Unit

Which of the following is a shared output device for both laptops and smartphones?

• Microphone

• Display

• Keyboard

• GPS sensor

What does the Fetch-Decode-Execute cycle describe?

• A) A method for error-checking in data transmission

• B) The process a CPU uses to execute instructions

• C) A technique for improving the speed of memory access

• D) The sequence of steps to power on a computer system

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

• To provide external storage for the computer

• To manage the computer's power supply

• To execute programs and perform calculations

• To output data to the monitor

Which of the following is a register in the Von Neumann architecture?

• ALU (Arithmetic Logic Unit)

• Cache

• MDR (Memory Data Register)

• CU (Control Unit)

What does the Program Counter do in the context of CPU architecture?

• It stores the address of the next instruction to be executed

• It performs arithmetic and logical operations

• It controls the execution of instructions

• It temporarily holds data fetched from memory

Which component is responsible for arithmetic and logical operations within the CPU?

• Registers

• Cache

• CU (Control Unit)

• ALU (Arithmetic Logic Unit)