Standard - 2 (Chapter - 4 Exercise)

Chapter - 4

Q.1. Put ✓  against the correct and  X  against the wrong statement.

1. A keyboard is used to enter data in a computer. ✓ 
2. Paint is used to create simple text file. X 
3. Notepad can be opened by double clicking on its icon. ✓ 
4. Whatever we type is displayed at the cursor position. ✓ 
5. The light of caps lock key on the keyboard indicates that caps lock key is off. X 
6. Shift key is useful to type $ sign. ✓ 
7. Maximize button is on the title bar of Notepad. ✓ 
8. There are total 8 menus in Notepad. X 

Q.2 Fill in the blanks with an appropriate option.

1. To start Notepad Double Click on it's icon.
2. We can select Start Button ---> All Programs ---> Accessories ---> Notepad to start Notepad.
3. The continuously blinking line is called cursor.
4. Minimize button is used to reduce the size of program window and to keep it on the task bar.
5. Close button is useful to close Notepad program.

Q.3 Answer the following question.

1. What is text Area?
Text area is a place on which we can type a text.

2. How to start Notepad ?
(1) Double click on Notepad icon. (2) Click Start ---> All Programs ---> Accessories ---> Notepad.

3. What is used to enter data in computer ?
Input devices like keyboard, mouse etc used to enter data in computer.

4. What are the uses of Notepad program?
Notepad program is used to write number, text and symbol.

5. What do you see on the title bar of Notepad?
We can see title of notepad and three control buttons(minimize, maximize and close).

Standard - 1 (Chapter - 3 Exercise)

Chapter - 3

Q.1. Identify and write the names of the following parts of a computer.

	Mouse
	C.P.U
	Monitor
	Keyboard

Q.2. Select an appropriate option and fill in the blanks.

1. C.P.U. is the brain of a computer.

2. Keyboard has A to Z switches.

3. Moving Mouse moves the arrow on a monitor.

4. A computer is an Electronic device.

5. A mouse is connected with a C.P.U.

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

1. The output given by a computer is seen on the keyboard. X

2. The mouse is shown with an arrow (↖) on the computer. ✓ 

3. A CPU works like a human brain. ✓ 

4. There are two main parts in a computer. X

5. A computer is an electronic device. ✓ 

6. The keyboard should be cleaned with water. X

7. A Pen drive is used to store data. ✓ 

8. A keyboard is connected to monitor. X

9. A mouse is also known as pointing device. ✓ 

10. The device that processes the data is known as storage device. X

Q.5. Answer the following question.

1. Write the names of the main parts in a computer.

C.P.U., Keyboard, Monitor, Mouse.

2. What is a Monitor ?

The monitor is an output device.

3. What is the full form of CPU?

Central Processing Unit

4. What is the use of a Keyboard?

It is used to enter data.

Q.6. Answer the following in one word.

1. I am like a TV.                                                          Monitor
2. I work like a human brain.                                       CPU
3. I am used to enter data in computer.                        Keyboard
4. Moving me, moves the arrow on monitor screen.   Mouse
5. I process the given data.                                          Processor
6. I store data in computer.                                          Storage
7. I must be used on flat surface.                                 Mouse

Standard - 1 (Chapter - 2 Exercise)

Chapter - 2

Q.2 Join the dots and fill the diagram with colors and also label the different parts of the computer.

Q.3 Write names of any five electronic devices.
        Car, Computer, Fan, Mixer, Fridge

Q.4 Write names of any five devices which work without electricity.
        Pen, Pencil, School bag, Lunch box, Cycle

Standard - 1 (Chapter - 1 Exercise)

Chapter - 1 

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

1. Computer is man-made machine.                                            ✔ 
2. Natural things are made by us.                                                 X  
3. Things made by God are called man-made things.                  X  
4. Natural things can not be made by machine.                           ✔ 
5. Mountains and trees are man-made things.                              X  

Q.4 - Differentiate the natural and man-made things.

(Fridge, Lightning, Bird, Teddy Bear, Spring, Fan, Car, Eye, Tree, Lunch box, Lion, TV, Telephone, School bag, Moon, Sun, Mobile, Aeroplane, Rainbow,Pencil)

Natural Things	Man-made Things
Lightning, Bird, Spring,	Fridge, Teddy Bear,
Eye, Tree, Lion, Moon, Sun,	Fan, Car, Lunch box,TV,
Rainbow	Telephone, School bag,
	Mobile, Aeroplane, Pencil

Q.5 - What is meant by natural things?

Answer :  Which things are made by God are called as natural things.

Q.6 - What is meant by man-made things?

Answer : Which things are made by people are called as Man made things.

Man - Made Things

Man-Made Things :- Man-made things are made by people. Man-made things help us in doing many tasks work easily.

List of Man-made things :

1)  Fan

2) Car

3) Aeroplane

4) Teddy Bear

5) TV

6) Mobile

7) Telephone

8) Fridge

9) Lunch Box

10) School Bag

11) Slide

12) Pencil

Computer Parts

Computer Parts :

Computer has four main parts.

1) CPU,

2) Keyboard,

3) Mouse And

4) Monitor.