Practice Quiz in Wire and Wireless Communications System Part 3

(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 3 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 III of the Online Practice Quiz

Quiz in Wire and Wireless Communications System

Question 21. Radio communications between points using a single share frequency.

A. Simplex

B. Full duplex

C. Half-duplex

D. Full/full duplex


Question 22. What is the sensitivity of a cellular receiver?

A. 20 dB

B. 40 dB

C. 50 dB

D. 60 dB


Question 23. Hailing channel is otherwise known as

A. Conversation channel

B. Calling channel

C. Signaling channel

D. Remote channel


Question 24. What is the linking point between cell phone and regular telephone?

A. Base station

B. Control office

C. C.O.

D. MTSO


Question 25. Cell phone receives in the band from

A. 860 to 880 MHz

B. 870 to 890 MHz

C. 870 to 880 MHz

D. 860 to 890 MHz


Question 26. What is a multidrop line?

A. A piece of wire with a thick insulating material that serves to protect the conductive materials from damage in the event the wire is dropped.

B. A line designed to withstand high pressure.

C. A line or circuit interconnecting several situations.

D. A bus line


Question 27. One of the following is not an advantage of a cellular telephone system

A. Privacy

B. Large service area

C. No interference

D. Mobility


Question 28. 1 mW is equal to

A. 90 dBm

B. 0 dBm

C. -30 dBm

D. 120 dBm


Question 29. What type of connector arrangement wherein a customer may move to another location and still retain the same telephone number?

A. TPL

B. Bridge

C. TPS

D. Party line


Question 30. For channel 1, transmit/receive frequency is

A. 825.030/870.030 MHz

B. 835.03/880.03 MHz

C. 825.015/870.015 MHz

D. 825.15/870.15 MHz

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Practice Quiz in Wire and Wireless Communications System Part 3
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