Chapter 19 - Information Technology - 2


Physics Class 10
1. Hard disc has higher speed and larger capacity as compared to other discs.


2. Because of hard disc large capacity it has low density data compared to other discs.


3. Video cassettes consist of a tape of magnetic material.


4. The method that is used to communicate information to far off places instantly is called �Telecommunication.�


5. Internet is a system with which we can know the global conditions within no time.


6. Information technology is




Physics Class 10
7. Latest telecommunication devices are




Physics Class 10
8. Latest form of the telephone is the



Physics Class 10
9. In radio, message is transmitted by




Physics Class 10
10. In loudspeakers, one of the following changes into the sound




Physics Class 10
11. One of the following is an electronic machine which after analyzing and arranging the given information, presents it in a very short time




Physics Class 10
12. Which one of the following is an output device




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13. All the computer use uniform communication process and same code called




Physics Class 10
14. The language used in internet web is



Physics Class 10
15. One of the following is not an information storage device







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