Data Communications detailed syllabus scheme for B.Tech Information Technology (IT), 2017 onwards has been taken from the DBATU official website and presented for the Bachelor of Technology students. For Subject Code, Course Title, Lecutres, Tutorials, Practice, Credits, and other information, do visit full semester subjects post given below.
For all other DBATU Syllabus for Information Technology 4th Sem 2017, do visit IT 4th Sem 2017 Onwards Scheme. The detailed syllabus scheme for data communications is as follows.
Data Communications Syllabus for Information Technology (IT) 2nd Year 4th Sem 2017 DBATU
Course Objectives:
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Course Outcomes:
After learning the course, the students should be able:
- To identify basic components of data communication system
- To distinguish data transmission and modulation techniques
- To analyze the impact of channel impairments on data transmission
- To describe medium access methods used for communication
Unit I
introduction to Network Models: components of communication, Data representation, Data flow, communication model, Net-work, Network topologies, Network connection, LAN, WAN, MAN, Internet, Layered tasks, OSI Model – layered architecture, Layers in OSI model, TCP/IP model, Comparison. Data and signals: Analog and digital data, Analog and digital signals, Periodic and non-periodic signals, Sine wave, Parameters of sine wave, Time and frequency domain, Composite signals, Bandwidth, Digital signal – bit rate, Baseband and broadband transmission, Trans-mission impairments, Nyquist bit rate, Shannon capacity, Performance: Throughput, latency, bandwidth, delay, jitter.
Unit II
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Unit III
Digital Transmission: Digital to digital conversion, Signals element, Data element, Signal rate, Data rate, DC component, Self synchronization, Line coding schemes, NRZ, NRZI, Bipolar AMI, Pseudoternary, Manchester, Differential Manchester, Block coding schemes – 4B/5B, 8B/10B, Scrambling, HDB3, B8ZS, Analog to digital conversion, Pulse code modulation, Delta modulation, Trans-mission modes – Serial and parallel transmission.
Unit IV
Transmission Media: Guided Media, Twisted pair cable, Co-axial cable, Fiber optic cable, Performance of guided media, Unguided media, Radio waves, Microwaves, Infrared, Introduction to fiber optics, Nature of light, Fiber characteristics, Sources and detectors, Connectors and splices.
Unit V
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Unit VI
Introduction to Multiple Access: Random Access Protocol: ALOHA, CSMA, CSMA/CD, CSMA/CA, Controlled access: Reservation, Polling, Token passing, Channelization, FDMA, TDMA, and CDMA. Cellular Phones and Satellite Networks, Frequency reuse principle, Roaming, Satellite networks, Orbits, GEO, MEO, LEO satellite.
Text Books:
- W. L. Schweber, Data Communications, Tata McGraw Hill Publication, 1st edition, 2009.
- B. Forouzan, Data Communications and Networking, McGraw Hill Publication, 5th edition, 2013.
Reference Book:
- W. Stallings, Data and Computer Communications, Prentice Hall of India Publication, 10th edition, 2013.
- Trivedi, Data Communication and Networks, Oxford University Press, 2016.
For detail syllabus of all other subjects of Information Technology (IT) 4th Sem 2017 regulation, visit IT 4th Sem Subjects syllabus for 2017 regulation.