Electronic Switching (KEC055) - AKTU Question Paper 2022-23
B.Tech · Semester 5 · Free PDF Download
This is the official AKTU Electronic Switching Previous Year Question Paper for B.Tech Semester 5, academic session 2022-23. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.
Course:B.Tech
Semester:Semester 5
Session:2022-23
University:AKTU / UPTU
Rate this paper
Questions Asked in 2022-23
Electronic Switching (KEC055) — extracted question text
Section AAttempt all questions in brief. 2x10 = 20
- aEnlist the component of telecommunication networks
- bExplain the need of register-translator senders
- cDiscussCombinational switching systems advantages over single stage switching systems
- dExplain the principle of Time division switching
- eDefine the term GOS in Telecommunication Engineering
- fCompare loss system and delay system with appropriate example
- gEnlist different types of signaling
- hDefine the term Reliability and Availability of Switching Systems. (i) Describe Statistical Multiplexing. (j) Discuss X.25 Protocol in brief
Section BAttempt any three of the following: 10x3 = 30
- aDifferentiate between Circuit switching and Packet switching
- bDemonstrate the concept of analog time division switching & digital time division switching
- cAnalyze the different terms related to Network ‘traffic load. And find out the load offered to the network by the subscriber.and the average subscriber traffic, when over a 20-minute observation interval, 40 subscriber initiate calls. Total duration of the calls is 4800 seconds‘
- dClassify the various signaling techniques used in telecommunication. List the purpose and features of SS7
- eExplain the layered mechanism of Transmission Control Protocol/Internet Protocol (TCP/IP)
Section CAttempt any one part of the following: 10x1 = 10
- aDescribe a general Trunking system with neat diagram. Also discuss electronic switching networks
- bAppraise the term switching system. With the help of diagram explain various elements of switching system. Attempt any one part of the following: 10 x1 =10
- aDescribe the concept of automatic switching system. Also explain space division and time division switching
- bEvaluate the Implementation complexity of 3048 channel TST switch with 18 TDM links and 138 channels. Let the time slot of space switch is 25. Attempt any one part of the following: 10x1 = 10
- aExplain birth-death process. During a busy hour 1400 calls were made to the group of trunks and 7 calls were lost. The average call duration was 2 minutes. Analyze traffic offered, traffic carried, traffic lost, GOS, total duration for periods of congestion
- bDiscussthe equation of Grade of service and blocking probability of lost call cleared service (LCC). Attempt any one part of the following: 10x1 = 10
- aDescribe the concept of reliability and availability conditions of processors in telecommunication exchange. Given that MTBF (Mean Time Between Failure) = 1000 Hrs and MTTR (Mean Time to Repair) =5Hrs, calculate the unavailability for single and dual processor system
- bDemonstrate the concept of centralized SPC and distributed SPC. Attempt any one part of the following: 10x1 = 10
- aDescribe Asynchronous Transfer Mode (ATM) cell and ATM Service Categories
- bExplain Banyan network switch.»Also explain, why cell delay variationsdue to network is minimum in ATM
Question text is extracted from the official AKTU question paper PDF above. Check the original PDF for equations, diagrams and complete wording. Extracted: 2026-08-23.
More B.Tech Semester 5 (2022-23) Papers
Other subjects from same semester and session
Electronics Switching2022-23Computer Integrated Manufacturing2022-23Modern Construction Materials2022-23Object Oriented System Design With C++2022-23Digital Signal Processing2022-23Finite Element Methods2022-23Advance Digital Design Using Verilog2022-23Business Intelligence And Analytic2022-23
View all B.Tech Semester 5 2022-23 papers →Syllabus & More PYQs
Paper solve karne se pehle unit-wise syllabus dekh lo