1CP2 Video - Topic 3: CPU CPU components and their function

Which of the following is NOT an input or output device in a computer system?

• Keyboard

• Monitor

• Speaker

• Arithmetic Logic Unit (ALU)

The Arithmetic Logic Unit (ALU) is responsible for performing _______.

What is the main role of the Control Unit in a CPU?

• Store frequently used instructions

• Execute mathematical calculations

• Send signals to control data movement

• Generate a constant pulse

Match each CPU component with its function:

Groups:

(a) Cache

,

(b) Clock

,

(c) Registers

,

(d) ALU

• Fast access memory

• Generates pulses

• Synchronizes components

• Performs calculations

• Super fast memory

• Stores frequently used data

• Tiny memory

• Logical decisions

Which type of bus is unidirectional and carries addresses?

• Data Bus

• Control Bus

• Address Bus

• Command Bus

The _______ bus is bi-directional and carries data or instructions.

What does the Control Bus do?

• Stores frequently used data

• Transmits command and control signals

• Holds the address of the next instruction

• Synchronizes all components

The _______ synchronizes all CPU components by generating pulses.

What is the purpose of the registers in a CPU?

• To store frequently used data

• To hold small amounts of data temporarily

• To control the movement of data

• To execute calculations

The _______ are small, fast pieces of onboard memory inside the CPU, each with a specific purpose.