This is the Online Practice Quiz in Wire and Wireless Communications System Part 45 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 441. A signal that is sent from the switching machine back to the calling station whenever the called telephone number is off-hook.
Question 442. Occurs in coherent SSBSC systems, such as those using frequency division multiplexing when the received carrier is not reinserted with the exact phase relationship to the received signal as the transmit carrier possessed. Question 443. Range of speech powerQuestion 444. The connection between the subscriber and his own particular central office.Question 445. When the image at the receiving end of a facsimile transmission is elongated vertically,Question 446. It is similar to the local loop except that it is used to interconnect two telephone offices.Question 447. A smaller version of the feeder cable containing less wire pairs.Question 448. Category of signaling message that indicates a request of service, such as going off-hook or ringing in the destination telephone.Question 449. The reference frequency of a typical voice-band circuit is typically around _________.Question 450. The time delay encountered by a signal as it propagates from a source to a destination is called ____________.
List of Practice Quizzes
Practice Quiz in Wire and Wireless Communications System Part 45