Transmission Media MCQs

1. Guided media is:

a. water

b. vacuum

c. coaxial cable

d. air

Correct Option: c

 

2. Guided transmission media __________

a. Local area network

b. Wide area network

c. Twisted pair, coaxial cable and optical fiber

d. Telephone network

Correct Option: c

 

3. High frequency gives higher data rates in ?

a. fiber optic

b. wireless transmission

c. Microwave

d. Frequency rang

Correct Option: c

 

4. how many types of transmission modes

a. 4

b. 3

c. 2

d. 1

Correct Option: b

 

5. in twisted pair which of the following is false

a. telephone network

b. use for LAN

c. analog

d. least expensive

Correct Option: c

 

6. More expensive twisted pair is?

a. Shielded twisted pair

b. unshielded twisted pair

c. Twisted pair

d. none of mentioned

Correct Option: a

 

7. Most common & least expensive medium is. ?

a. coaxial

b. switch

c. shielded pair

d. Twisted pair

Correct Option: d

 

8. Optical fiber:transmit a signal encoded beam of light by _______

a. FDM

b. Total internal reflection

c. Three transmission model

d. WDM

Correct Option: b

 

9. Radio waves are

a. Omnidirectional

b. Unidirectional

c. Bidirectional

d. None of these

Correct Option: a

 

10. The guided transmission media may be

a. Twisted pair

b. Coaxial cable

c. Optical fiber

d. All of these

Correct Option: d

 

11. The wireless transmission must

a. Unguided media

b. Guided media

c. Capacity

d. None of these

Correct Option: a

 

12. Transmission media is determined by

a. Medium & Signal

b. Medium

c. Signal

d. None of these

Correct Option: a

 

13. Transmission medium are usually categorized as __________

a. Guided or unguided

b. Fixed or unfixed

c. Unfixed

d. None of the mentioned

Correct Option: a

 

14. Transmit a signal encoded beam of light by means pf total internal reflection

a. coaxial cable

b. optical fiber

c. LED

d. WDM

Correct Option: b

15. Twisted pair is used for:

a. LAN

b. WAN

c. MAN

d. All of these

Correct Option: a

 

16. UTP stands for ___________

a. coaxial pair

b. transmitted pair

c. Unshielded twisted pair

d. shielded twisted

Correct Option: c

17. Which cable conist of two insulated copper wire twisted together

a. Twisted pair

b. Coaxial cable

c. Fiber optics

d. None of these

Correct Option: a

 

18. Which of the following is not shielded twisted pair

a. hard to handle

b. ordinary telephone line

c. high expensive

d. metal braid

Correct Option: b

 

19. Wireless transmission _______

a. Omnidirectional

b. Unguided media

c. Repetition via antenna

d. Directional

Correct Option: d

 

20. Wireless transmission deals with

a. LAN

b. unguided media

c. guided media

d. twisted pair

Correct Option: b