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ICT Class 1 - Introduction To-Computers Notes

Comprehensive study notes for Class 1 - Introduction To-Computers olympiad preparation

Introduction to Computers

Welcome to the chapter on Introduction to Computers for Class 1. In this chapter, you will learn what a computer is, where we see computers, the main parts of a computer, and how computers help us in our daily life. By the end of this chapter, you will be able to recognize computers around you and name their basic parts.

Introduction

Computers are smart machines that help us do many things quickly and easily. We use computers to play games, draw pictures, watch cartoons, and learn new things. Computers are found in many places around us and make our work easier and more fun!

Key Concepts

  • What is a Computer? – A machine that helps us do different tasks.
  • Where Do We See Computers? – At home, school, offices, shops, banks, and more.
  • Parts of a Computer – Monitor, keyboard, mouse, CPU, speakers, and printer.
  • Uses of Computers – Learning, playing, drawing, and working.
  • Safety Tips – How to use computers safely and carefully.

1. What is a Computer?

A computer is an electronic machine that helps us do many things. It can solve problems, show pictures, play music, and help us learn. Computers work very fast and do not make mistakes.

2. Where Do We See Computers?

We see computers in many places around us:

  • At Home: For watching cartoons, playing games, and learning.
  • In Schools: For studying, drawing, and doing homework.
  • In Offices: For writing letters and keeping records.
  • In Shops: For billing and keeping track of things.
  • In Banks: For counting money and keeping accounts.
  • In Hospitals: For checking patients and keeping reports.
  • At Airports and Railway Stations: For booking tickets and giving information.

3. Main Parts of a Computer

A computer has different parts. Each part has a special job.

  • Monitor: Looks like a TV. Shows pictures, words, and videos.
  • Keyboard: Has many buttons called keys. We use it to type letters and numbers.
  • Mouse: Looks like a small animal! Helps us to point, click, and draw on the screen.
  • CPU (Central Processing Unit): The brain of the computer. Helps the computer to think and work.
  • Speakers: Make sound. We can listen to music and sounds from the computer.
  • Printer: Prints pictures and words on paper.

4. What Can a Computer Do?

Computers can do many things, such as:

  • Play games
  • Draw pictures
  • Watch cartoons and videos
  • Listen to music
  • Write and read stories
  • Solve sums
  • Send and receive messages

5. Safety Tips for Using Computers

Here are some important safety tips to remember when using a computer:

  • Always sit properly in front of the computer.
  • Keep your hands clean before using the keyboard and mouse.
  • Do not eat or drink near the computer.
  • Ask an adult for help if you are not sure what to do.
  • Do not press the keys too hard.

6. Fun Activity: Spot the Computer!

Look around your home or school. Can you find a computer? What is it being used for? Draw a picture of a computer and label its parts.

Summary

  • A computer is a smart machine that helps us in many ways.
  • We see computers in homes, schools, offices, shops, and many other places.
  • The main parts of a computer are the monitor, keyboard, mouse, CPU, speakers, and printer.
  • Computers help us play, learn, and work.

Practice Questions

Try these questions to test your understanding:

  1. What is a computer?
  2. Name two places where you see computers.
  3. What does a monitor do?
  4. What do we use a keyboard for?
  5. Name any two things you can do on a computer.
  6. Why should you keep your hands clean before using a computer?

Challenge Yourself

  • Draw and color a computer. Label its parts.
  • Ask your family members how they use computers.
  • Make a list of things you would like to do on a computer.

Did You Know?

  • The first computers were as big as a room!
  • Today, we have small computers called laptops and tablets.
  • Some computers can even talk and listen to us!

Glossary

  • Computer: A smart machine that helps us do many things.
  • Monitor: The screen of the computer.
  • Keyboard: The part with keys to type.
  • Mouse: The part used to point and click.
  • CPU: The brain of the computer.
  • Printer: The part that prints on paper.

Answers to Practice Questions

  1. A computer is a smart machine that helps us do many things.
  2. At home, in school, in offices, in shops, in banks, in hospitals, at airports, and railway stations.
  3. A monitor shows pictures, words, and videos.
  4. We use a keyboard to type letters and numbers.
  5. Play games, draw pictures, watch cartoons, listen to music, write stories, solve sums, send messages.
  6. To keep the computer clean and working well.

Remember, computers are our friends. Use them to learn, play, and have

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