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Introduction to Computer

Hardware

Information Technology

RMMM Rathnayaka

2024.12.13

Learning Objectives

Objective:
By the end of this lesson, students will be able to:
Identify and describe the main components of a computer system.
Understand the role of each hardware component in a computer.
Demonstrate basic knowledge of how to assemble and troubleshoot
common computer hardware components

What is Computer Hardware?

•Physical components
of a computer system.
Examples: CPU, RAM,
Motherboard, Storage
Devices.
Key to how the
computer functions.

01

02

03

04

What do you
know about
computer
hardware?

Ask
students
to share
their
thoughts
or raise
hands.
.

Brief discussion
to gauge prior

knowledge

Brainstorming Activity

Importance

•The brain
of the
computer
.

Function

•Executes
instructions
and
performs
calculations.

Visual

The Central Processing Unit (CPU)

Importance

•Temporary
storage for
quick
access..

Function

•Stores data
and
instructions
the CPU is
currently
using.

Visual

Random Access Memory (RAM)

Importance

•The main
circuit board
connecting
all
components.

Function

•Allows
communicati
on between
CPU, RAM,
storage,

Visual

The Motherboard

Importance

•Permanent
storage for
data.

Function

•Holds
operating
system,
files,
programs.

Visual

Storage Devices (Hard Drive, SSD)

Hands-on Activity (Option 1)

•

Disassemble a computer (if
available).

•

Identify and label components:
CPU, RAM, Motherboard, etc.

•

Hands-on learning and teamwork.

Multiple-Choice Questions (MCQs)

MCQ 1: What is the main function of the CPU in
a computer?
a) To store data permanently
b) To execute instructions and perform
calculations
c) To provide input and output interfaces
d) To manage power distribution
Correct Answer: b) To execute instructions and
perform calculations

Multiple-Choice Questions (MCQs)

MCQ 2: What is RAM used for in a computer?
a) Storing long-term data
b) Displaying graphics on the screen
c) Temporary storage of data for quick access
d) Allowing the user to interact with the computer
Correct Answer: c) Temporary storage of data for
quick access