GCSE OCR Computer Science Terminology- WIP

What does CPU stand for?

• Central Processing Unit

• Computer Processing Unit

• Central Performance Unit

• Computer Performance Unit

What are the main components of the CPU?

• Registers, ALU, and control unit

• Memory, ALU, and input devices

• Registers, memory, and output devices

• ALU, control unit, and storage

Which part of the computer is often referred to as "the brain"?

• CPU

• RAM

• Hard Drive

• Motherboard

What is the fetch-execute cycle also known as?

• Memory cycle

• Instruction cycle

• Data cycle

• Processing cycle

What does the fetch-execute cycle involve?

• Storing data permanently

• Retrieving, decoding, and executing instructions

• Transmitting data over a network

• Formatting a hard drive

What does the ALU in a CPU stand for?

• Arithmetic Logic Unit

• Advanced Logic Unit

• Arithmetic Linear Unit

• Analog Logic Unit

What is one of the primary functions of the ALU in a CPU?

• Performing calculations and logical comparisons

• Storing data permanently

• Managing network connections

• Controlling input and output devices

What does the Control Unit (CU) do in a CPU?

• Executes arithmetic operations

• Stores data permanently

• Decodes instructions and sends signals to control how data moves around the CPU

• Manages power supply

What is the function of cache memory in a processor?

• It stores data permanently.

• It provides fast access to frequently used instructions and data.

• It connects the processor to external devices.

• It manages power supply to the processor.

What is a register in the context of computer systems?

• A type of software application

• A tiny area of extremely fast memory in the CPU

• A peripheral device for input

• A network protocol