Class VII,Computer

I. Fill in the blanks    (5×1=5)

1. Web camera can be used for _______.

2. Computer memory is used to store large amount of _______.

3. A light pen is an input device that can be used to  _______ on the computer .

4. 1 GB is equal to _______ MB.

5. 1 TB is equal to _______ GB.

II. Write True or False for the following statements (5×1=5)

1. The full form of CD-R is Compact Drum Read.

2. A scanner is used to play computer games.

3. LCD projector is an input device.

4. A speaker is an output device.

5. Digital camera is used to take photographs.

III. Answer the following questions (Any 2) (2× 2 ½ =5)

1.  What is the function of barcode reader?

2. How many types of scanners are there and write their names?

3. How many types of computer software are there and write their names.

IV. Activity (5)

V. CW/HW (5)