This is the Online Practice Quiz in Wire and Wireless Communications System Part 52 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 LII of the Online Practice Quiz
Quiz in Wire and Wireless Communications System
Question 511. How many point-to-point links are required to connect 50 telephones together?
Question 512. Class of switching office that could provide service to geographical regions varying in size from part of the state to all of several states, depending on population density.Question 513. A signal sent from the central office to a subscriber whenever there is an incoming callQuestion 514. This refers to loop AC reference frequency measured in decibels Question 515. Where is a fax scanner found?Question 516. The average intensity in one or more traffic paths occupied in the busy hour by one 2-minute call for an aggregate duration of two minutes.Question 517. PABX stands forQuestion 518. The first commercial switchboard was installed inQuestion 519. The number to be dialed or called to reach a subscriber in the same local network or numbering area isQuestion 520. A device that combines the transmitter and the receiver to operate over the same wire pair.