Introduction to Data Communications – 1 – 1

1. In simplex transmission _________.

(a) data format is simple.
(b) data transmission is one way.
(c) data transmission is two way.
(d) data can be transmitted to small distances only.

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

2. Typical bandwidth of optical fibers is ________.

(a) order of Hz.
(b) order of kHz.
(c) order MHz.
(d) order of GHz.

Answer
Answer : (d)

Explanation
No answer description available for this question. Let us discuss.

3. In half-duplex data transmission _________.

(a) data can be transmitted to small distances only.
(b) data can be transmitted in one direction only.
(c) data can be transmitted in both directions.
(d) data can be transmitted in both directions simultaneously.

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

4. Which media does not come under the guided media ?

(a) optical fibers
(b) coaxial cable
(c) microwave
(d) twisted pair

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

5. The transmission mode which allow both communicating devices to transmit and receive data simultaneously is ________.

(a) simplex
(b) full-duplex
(c) half-duplex
(d) none of these

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

1 2

General Knowledge Books

Be a Part of the New & Next

MCQs fb  MCQs G+

Share the Knowledge

MORE INFORMATION
GATE Total InfoGATE 2020 BooksFree Notes
IES Total InfoIES 2020 BooksFree Mock tests
JAM Total InfoJAM 2020 BooksEngg Diploma
PSUs Total InfoM Tech Total InfoUGC NET Total Info
Copy Protected by Chetan's WP-Copyprotect.