Practice Quiz in Wire and Wireless Communications System Part 35

Online Practice Quiz in Wire and Wireless Communications System part 35 as one of the Communications Engineering topic.

Quiz in Wire and Wireless Communications System

This is the Online Practice Quiz in Wire and Wireless Communications System Part 35 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 XXXV of the Online Practice Quiz

Quiz in Wire and Wireless Communications System

Question 341. It is a form of incidental phase modulation – a continuous uncontrolled variations in the zero crossings of a signal.

A. crosstalk

B. co-channel interference

C. phase jitter

D. spikes


Question 342. It is a distortion formed if SSB is used where the information bandwidth is greater than half of the carrier frequency.

A. near-far effect

B. hauffman effect

C. kendall effect

D. herringbone effect


Question 343. Decreasing co-channel interference while increasing capacity by using directional antenna is called ____.

A. clustering

B. splitting

C. partitioning

D. sectoring


Question 344. Exchanges connected directly to the local loops are called ______________.

A. central office

B. local exchange

C. exchange offices

D. Any of these


Question 345. A signal sent back to the calling party at the same time the ringing signal is sent to the called party.

A. busy signal

B. ringing signal

C. ringback signal

D. dial tone


Question 346. Determine the receive carrier frequencies for AMPS channel 3 and channel 991.

A. 870.09 MHz and 869.04 MHz

B. 879.09 MHz and 859.04 MHz

C. 869.09 MHz and 870.04 MHz

D. 869.04 MHz and 870.09 MHz


Question 347. EDGE channel size is about

A. 250 kHz

B. 200 kHz

C. 150 kHz

D. 100 kHz


Question 348. _______ are local telephone switches equipped with SS7-compatible software and terminating signal links.

A. switching points

B. service points

C. point codes

D. service switching points


Question 349. A 32-bit binary code permanently assigned to each of the mobile unit

A. supervisory audio tone

B. station class mark

C. electronic serial number

D. visitor location register


Question 350. It provides functionality of communicating with the voice switch by creating the packets or signal units necessary for transmission over the SS7 network.

A. switching points

B. service points

C. point codes

D. service switching points

List of Practice Quizzes


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