Chapter 19 - Information Technology - 2

Chapter 19 - Information Technology - 2

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

a) True
b) False

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

a) True
b) False

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

a) True
b) False

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

a) True
b) False

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

a) True
b) False

6. Information technology is

a) a. Changing slowly
b) b. Changing constantly
c) c. Not changing
d) d. Changing speedily

7. Latest telecommunication devices are

a) a. Very simple and beautiful
b) b. Too costly to purchase
c) c. Very dangerous to use
d) d. Much better and more efficient

8. Latest form of the telephone is the
a) a. Gramo-phone
b) b. Head-phone
c) c. Video-phone
d) d. None of the above

9. In radio, message is transmitted by

a) a. Electromagnetic waves
b) b. Compressional waves
c) c. Transverse waves
d) d. All of the above

10. In loudspeakers, one of the following changes into the sound
a) a. The light
b) b. The electric signals
c) c. The electro-magnetic wave
d) d. All above

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

a) a. Radio
b) b. Telephone
c) c. Computer
d) d. Fax machine

12. Which one of the following is an output device

a) a. Floppy disc
b) b. Printer
c) c. Mouse
d) d. Control unit

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

a) a. TCP
b) b. CAD
c) c. CPU
d) d. LED

14. The language used in internet web is
a) a. Cobol
b) b. Basic
c) c. C language
d) d. HTML

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

a) a. Magnetic tape
b) b. Video Cassettes
c) c. Monitor
d) d. Compact disc

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