Practice Quiz in Wire and Wireless Communications System Part 36

(Last Updated On: December 21, 2017)

Quiz in Wire and Wireless Communications System

This is the Online Practice Quiz in Wire and Wireless Communications System Part 36 as one of the Communications Engineering topic. In Preparation for the ECE Board Exam make sure to expose yourself and familiarize in each and every questions compiled here taken from various sources including but not limited to past Board Examination Questions in Electronic System and Technologies, Communications Books, Journals and other Communications References.

Continue Part XXXVI of the Online Practice Quiz

Quiz in Wire and Wireless Communications System

Question 351. It is a communications term that indicates the presence of a signal power comparable to the power of an actual message transmission.

A. dynamic range

B. loaded

C. node

D. reference

Question 352. What is the transmission rate of a GSM cellular system?

A. 128 kbps

B. 240 kbps

C. 64 kbps

D. 270 kbps

Question 353. It is an audible signal comprised of two frequencies: 350 Hz and 440 Hz.

A. dial tone

B. ringback signal

C. busy tone

D. call waiting tone

Question 354. A class III mobile phone using AMPS has an ERP of

A. 4 W

B. 1.6 W

C. 600 mW

D. 1.4 W

Question 355. Electromagnetic coupling between two or more physically interconnected transmission media is what type of crosstalk?

A. coupling crosstalk

B. transmission crosstalk

C. linear crosstalk

D. non-linear crosstalk

Question 356. A transmit channel has a frequency of 837.6 MHz. The receive channel frequency is

A. 729.6 MHz

B. 837.6 MHz

C. 867.6 MHz

D. 882.6 MHz

Question 357. It is the primary cause of attenuation and phase distortion on a telephone circuit

A. local line

B. local loop

C. subscriber loop

D. Any of these

Question 358. The bit length of Digital Color Code (DCC)

A. 2

B. 3

C. 4

D. 5

Question 359. A channel used for transferring control and diagnostic information between mobile users and a central cellular telephone switch through the base stations.

A. forward channel

B. voice channel

C. control channel

D. reverse channel

Question 360. A technique where the called subscriber is served by any other central office, the switching equipment will have to transfer the digit dialed to the called switching equipment.

A. loop signaling

B. step-by-step switching

C. interoffice calling

D. duplex signaling

List of Practice Quizzes

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