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5. About the Mouse

5. About the Mouse - WBBPE - Grade 1 - কম্পিউটার

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About the MOUSE 🖱️

📚 Chapter 5

THIS CHAPTER COVERS

  1. Mouse - A Computer Device
  2. Mouse Buttons
  3. How to Hold the Mouse
  4. How to Use the Mouse
  5. How to Drag and Drop the Mouse

🐭 MOUSE - A COMPUTER DEVICE

The part of a computer used for navigation is called a Mouse.

A mouse is a small device used for pointing and selecting icons on the computer screen. It also helps us to draw pictures and play games on the computer screen. It is connected with the CPU through a long wire that looks like a tail.

💡 Good to Know

Other than the keyboard, we can give commands to the computer by using a mouse.

COMPUTER PART-1

MOUSE BUTTONS 🖱️

A mouse typically has three important buttons:

  1. Left Button
  2. Center or Middle Button
  3. Right Button

💡 Underneath some mice, you'll find a ball or a glowing light in the bottom portion that helps it move.

A mouse may also have a small wheel instead of the middle button. This is known as the Scroll Button 👆. A mouse equipped with a scroll button is known as a Scroll Mouse.

Computer Manners 🖥️ etiquette

🚫 Do not put eatable items on the computer table. Keep your workspace clean!

HOW TO HOLD THE MOUSE 🙌

Follow these simple steps:

  1. Place the mouse on the mouse pad.
  2. Place your palm on the mouse and hold it tightly.
  3. Put your index finger on the left button.
  4. Put your middle finger on the right button.

🐭 About the MOUSE

📚 Chapter 5

🎯 This Chapter Covers:

  1. Mouse - A Computer Device
  2. Mouse Buttons
  3. How to Hold the Mouse
  4. How to Use the Mouse
  5. How to Drag and Drop the Mouse

🖱️ Mouse - A Computer Device

The part of a computer used for navigation is called a Mouse.

A mouse is a small device used for pointing and selecting icons on the computer screen.

It also helps us to draw pictures and play games on the computer screen.

It is connected with the CPU through a long wire that looks like a tail.

💡 Good to Know: Other than the keyboard, we can give commands to the computer by using a mouse.

🐭 MOUSE BUTTONS

A mouse typically has three buttons:

  1. Left Button
  2. Center or Middle Button
  3. Right Button

💡 There is a ball or a glowing light in the bottom portion of a mouse, which helps in its movement.

Some modern mice may have a small wheel instead of the middle button. This is known as the Scroll Button. A mouse equipped with a scroll button is called a Scroll Mouse.

🖥️ Computer Manners

🚫 Do not put eatable items on the computer table. Keep your workspace clean!

🖱️ HOW TO HOLD THE MOUSE

Follow these simple steps to hold the mouse correctly:

  1. Place the mouse on the mouse pad.
  2. Place your palm gently on the mouse and hold it tightly.
  3. Put your index finger on the left button.
  4. Put your middle finger on the right button.

Page 36 - COMPUTER PART-1

🖱️ Mouse Pointer

A mouse pointer is an arrow that moves in the same direction as the direction of mouse movement.

HOW TO USE THE MOUSE

Pressing buttons on the mouse is called clicking. A mouse can be used by clicking its buttons.

💡 Good to Know A camera produces clicking sound while taking a snap. Similarly, a click sound is heard when a mouse button is pressed. This is called clicking of mouse.

There are two types of clicking:

👆 Single Click

  • A click sound is heard after gentle pressing of the left button on the mouse.
  • Single click is useful for selecting an object or document on the computer screen.

✌️ Double Click

  • Two times clicking of the left button of the mouse is known as double clicking.
  • It helps to open a document or a file stored in the computer.

💡 Good to Know To select an object on a computer screen, we make use of Single Click. To select and open an object, we use Double Click.

🖱️ HOW TO DRAG AND DROP THE MOUSE

The mouse is also used for Dragging and Dropping. To drag the mouse, we keep the left button pressed and move the mouse. Dragging is used to move an object on the screen or to select text on the screen.

📌 Good to Know Dropping means releasing the mouse button.

Follow the steps given below for dragging and dropping the mouse:

  1. Step - 1: Hold the mouse properly.
  2. Step - 2: In order to move (drag) an object, place the mouse pointer on it.
  3. Step - 3: Now press holding the left button and move the mouse pointer in desired direction.
  4. Step - 4: Now release (drop) the mouse button.

This will place the object at a new position.

Good to Know 💡

Dragging means moving an object from one place to another on the computer screen.

Let us Recollect 🧠

  • A mouse has three buttons — Left Button, Center Button, and Right Button.
  • A mouse can be used to select and open an object on the computer screen by pressing its buttons.
  • A mouse should always be placed on a mouse pad.
  • The mouse is used to move the mouse pointer on the computer screen.
  • Single click and Double click are two types of clicking.
  • Dragging and dropping are used for moving an object from one position to other position on the computer screen.

Word Bank 📚

  • Scroll Button - a small wheel in place of the middle button on the mouse
  • Scroll Mouse - a mouse having a scroll button
  • Mouse Pad - a soft and flat surface on which the mouse is placed
  • Mouse Pointer - an arrow on the screen of the computer
  • Clicking - pressing different buttons of a mouse
  • Dragging - keeping the left mouse button pressed, then moving the mouse

⏰ EVALUATION ON TIME! ⏰

SUMMATIVE ASSESSMENT

A. Multiple Choice Questions

Tick the correct (✔️) options.

  1. A mouse is a computer part that is used for-

    • (i) printing
    • (ii) navigation ✔️
    • (iii) scanning

  2. Single click is useful for-

    • (i) deleting the object
    • (ii) double the object
    • (iii) selecting an object ✔️

  3. A mouse should always be placed on a-

    • (i) mouse pad ✔️
    • (ii) table
    • (iii) book

B. Fill in the blanks with the help of clues given in the box.

Clues: three, scroll wheel, eatable, arrow, double

  1. Double click is used to open a stored file in the computer.
  2. A mouse has three buttons.
  3. A mouse may have scroll wheel instead of the middle button.
  4. We should not place eatable items on the computer table.
  5. A mouse pointer is an arrow.

C. Write 'T' for true and 'F' for false statements

  1. The mouse always has three buttons on it. ➡️ F
  2. The index finger is used for pressing the right button of mouse. ➡️ F

Page 40 COMPUTER PART-1

True or False 📝

  1. Releasing the mouse button is called dragging. (F)
  2. Moving an object from one place to another on the computer screen is called dropping. (T)
  3. We do not use middle finger to hold a mouse. (T)

D. Answer the following questions ❓

  1. Which should be used to keep a mouse?

💡 A mouse pad should be used to keep a mouse.

  1. Name the two types of clicking.

🖱️ The two types are single clicking and double clicking.

  1. What is single clicking?

📌 Single clicking means pressing and holding the mouse button once. (Note: This definition might be simplified for young learners, as typically single-clicking is a quick press-and-release, not a hold.)

  1. What is 'dragging' of mouse?

🖐️ Dragging means holding down the mouse button while moving the mouse, usually to move an item on the screen.

  1. How many buttons does a mouse have?

🔢 A mouse usually has three buttons.

FORMATIVE ASSESSMENT 🚀

In the Computer Lab 🧪

Go to the computer lab. Ask for permission from your computer teacher to carefully observe the different types of mouse. Now draw their pictures on a computer notebook and ask your teacher about the differences between each type.

COMPUTER PART-1 Page 41

CONTENT MANAGER

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