Standard - 2 (Chapter - 3 Exercise)

Q.6. Answer the following questions.

1. What is a cursor ?

The blinking line on the screen is called cursor.


2. Why is the keyboard known as an input device?

Because of we can enter data using with keyboard.

3. What should you remember while using numeric keyboard on the right side of the keyboard?

We should remember that num lock key must be on.

4. How are the function keys useful ?

Function keys are used to complete certain tasks very fast.

5. For what purpose are the arrow keys used?

Using with arrow key we can move the cursor.

6.Write the names of any 5 keys which are not explained in this chapter.

Control, Tab, Alter, Print, Esc

7. The keys on a keyboard can be divided into how many section? Name them.

The keys on a keyboard can be devided into five section. (1) Alphabet key, (2) Numeric key, (3) Function key, (4) Special key, (5) Arrow key.

8. Write the names of any five special purpose keys.

Enter key, Spacebar, Delete key, Shift key, Caps Lock key

Standard - 2 (Chapter - 2 Exercise)

Q.1 Fill in the blanks with an appropriate option.

1. Pressing the left button of the mouse is called Click .
2. A mouse is a Pointing device.
3. We see a light at the base of the optical mouse.
4. Click is useful for selecting an icon on monitor screen.
5. Drag and drop is useful for moving an icon from one place to another.
6. Left button of mouse is used during Drag and Drop.
7. Right Click is very useful to execute some frequently used commands.
8. Double Click is open any program which is displayed as a shortcut icon.

Q.2 See the picture and write the activity shown by them.

1. Right Click                                       2. Double Click
3. Scroll                                                4. Click
5. Drag and Drop

Q.3 Put  ✔ against the correct X  and against the wrong statement.

1.We can store a lot of information in a mouse. X

2. Drag and Drop is used to move an icon from one place to another. ✔

3. There is a ball at the base of the optical mouse. X

4. A mouse is also known as a pointing device. ✔

5. We can see pop-up menu by pressing the right mouse button. ✔

6. The arrow on the screen moves as we move the mouse over the mouse pad. ✔

7. The shape of the mouse is like a cat. X

8. Pressing of the left button of a mouse twice is called 'Repeat Click'. X

9. We can not execute any commands from pop-up menu. X

10. We can scroll the information only on left and right using the scroll button. X

Q.4 Answer the following questions.

1. What is 'Drag and Drop'?

Moving the mouse with it's left button pressed from one place to other and then releasing the left mouse button is known as 'Drag and Drop'.

2. What is the use of 'Right Click'?

Using with right click we can open different pop-up menus. It is very useful to execute some frequently used command.

3. What is the use of 'Double Click'?

Double click is used to open any program, which is displayed as a shortcut icon on the Windows 7 desktop.

Computer Parts

Computer Parts :

Computer has four main parts.

1) CPU,

2) Keyboard,

3) Mouse And

4) Monitor.