This is the Online Practice Quiz in Wire and Wireless Communications System Part 55 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.
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Quiz in Wire and Wireless Communications System
Question 541. The first number of the loaded cable designation 19H44 indicates
Question 542. 10 or more subscribers connected in a central office exchange using same local loopQuestion 543. A group of sixty voice channels with bandwidth of 240 kHz is called a Question 544. The signal to noise ratio for voice based on customer satisfaction isQuestion 545. The attenuation loss limit of the subscriber loop is set at 6 dB. What is the maximum length if a 26H88 loading coil with an attenuation of 0.80 dB per kilometer is added?Question 546. In fax, the following are scanner signals where the switcher switch in except:Question 547. A trunk isQuestion 548. The following are signalling functions except:Question 549. During a busy hour in a telephone system an average of one call is lost, then the grade of service is considered to be:Question 550. An induction coil which is multiple winding transformer intended to interface a 2-wire circuit to be a 4-wire circuit to permit two-way transmission of signals.
List of Practice Quizzes
Practice Quiz in Wire and Wireless Communications System Part 55