Central Processing Unit (CPU)

TOPIC: Central Processing Unit (CPU)

SUBTOPIC: Meaning and Functions of the CPU
CLASS: BASIC ONE
DATE: ____________________
PERIOD: ____________________
DURATION: 40 minutes

LEARNING OBJECTIVES:

At the end of the lesson, pupils should be able to:

1. Explain the meaning of CPU.
2. Identify the CPU among other computer parts.
3. State the functions of the CPU.
4. Describe the CPU as the “brain” of the computer.

KEY VOCABULARY WORDS:

CPU, Brain, Computer, Think, Control, Box, Process

INSTRUCTIONAL MATERIALS:

• Real CPU or system unit
• Chart showing parts of the computer
• Pictures of CPU
• Video illustration of how a CPU works in a simple way
• Flashcards with the word “CPU” and images

CONTENT OF THE LESSON

INTRODUCTORY ACTIVITY:

Teacher shows the system unit or a picture of a CPU and asks:

• “Have you seen this part of the computer before?”
• “What do you think it does?”

Pupils give responses and try to identify the CPU.

MEANING OF CPU

• CPU means Central Processing Unit.
• It is also called the brain of the computer.
• The CPU is the big box part of the computer that helps it to think and work.

FUNCTIONS OF THE CPU

1. It controls all the parts of the computer.
2. It helps the computer to process information.
3. It allows the computer to do work like typing and playing games.
4. It stores and organizes information.

📌 Without the CPU, the computer will not work properly.

A CPU

CLASS EXERCISE 1:

Fill in the blanks:

1. The CPU is the ______ of the computer.
2. CPU stands for ______ ______ ______.
3. The CPU helps the computer to ______.

CLASS EXERCISE 2:

Draw and colour the CPU. Label it with the word CPU.

CLASS EXERCISE 3:

Choose the correct answer:

1. The CPU looks like a: A. Mouse B. Box C. Screen
2. CPU stands for: A. Central Power Unit B. Central Processing Unit C. Central Pack Unit
3. The CPU helps the computer to: A. Fly B. Think C. Sleep

ASSIGNMENT (Multiple-Choice Questions):

1. The CPU is also called the ______ of the computer. A. hand B. brain C. leg
2. Which of these is the CPU? A. Monitor B. Box C. Mouse
3. The CPU helps the computer to ______. A. sleep B. think C. jump
4. The full meaning of CPU is ______. A. Central Pack Unit B. Central Processing Unit C. Central Plan Unit

Which part controls all other parts of the computer? A. CPU B. Keyboard C. Screen