DATA COMMUNICATION AND NETWORKS

Paper Code: 
24DCAI501A
Credits: 
03
Periods/week: 
03
Max. Marks: 
100.00
Objective: 

The course will enable the students to:

1.  Learn the basics of data communication and networking concepts

2.  Identify different types of network protocols and digital transmission techniques.

Course Outcomes: 

Course

Learning outcome

(at course level)

Learning and teaching strategies

Assessment Strategies

Course Code

Course

title

 

24DCAI 501A

 

DATA COMMUNICATION AND NETWORKS

(Theory)

CO49. Analyze the different types of networks and advantage of using a layered network model, protocols in real-world communication.

CO50. Distinguish between various   transmission media used in data communication.

CO51. Analyze digital transmission methods and multiplexing techniques for networking efficiency.

CO52. Examine switching types and error detection/ correction techniques in networking.

CO53. Evaluate data link control and elementary protocols for channel reliability.

CO54.Contribute  

effectively in course-  

specific interaction  

Approach in teaching:

Interactive Lectures, Discussion, PowerPoint Presentations, Informative videos

Learning activities for the students: 

Self-learning assignments, Effective questions, presentations.

 

 

 

Assessment tasks will include Class Test on the topics, Semester end examinations, Quiz, Student presentations and assignments.

 

9.00
Unit I: 
Data Communications & Network Models:

Components, Data Representation and Data flow; Networks: Distributed Processing, Network Criteria, Categories of networks Physical Structure; Internet Protocols and Standards.

Network Models: Layered tasks, the OSI model, Layers in the OSI Model, TCP/IP protocol Suit

9.00
Unit II: 
Data, Signals & Transmission Media:

Analog and Digital Data, Analog and Digital Signals, Periodic and Non periodic Signals, Transmission impairment, Throughput, Propagation speed, propagation time, Wavelength, Transmission modes.

Transmission Media: Guided media (Twisted Pair Cable, Coaxial Cable & Fiber-Optic Cable) and Unguided media (Radio wave, Microwave, Infrared & Light wave)

 

9.00
Unit III: 
Digital Transmission & Multiplexing:

Digital to Digital Conversion: - Line coding (Unipolar, Polar & Bipolar, Digital to analog conversion: ASK, FSK, PSK & QAM, Analog to Analog conversion: Amplitude Modulation, Frequency Modulation & Phase Modulation. 

Multiplexing: FDM, WDM, Synchronous TDM and Statistical TDM.

 

9.00
Unit IV: 
Error Detection and Correction:

Types of error: single bit, burst error, Error Detection: redundancy, parity check, CRC, checksum. Error Correction: Retransmission, Forward error correction, Burst error correction

9.00
Unit V: 
Data Link Control and protocol:

Data Link control: Introduction of Flow and Error Control. Elementary Data Link Protocols: - Stop & Wait Protocol, Go-Back-N ARQ. Sliding window Protocols: - Selective Repeat ARQ.

 

ESSENTIAL READINGS: 

Suggested Text Books:

  1. Behrouz A. Forouzan, “Data Communication and Networking”, 5th edition, Tata McGraw Hill, 2012.

 

REFERENCES: 

Suggested Reference Books:

  1. S. Tanenbaum, “Computer Networks”, Pearson Education Asia, 5th Ed., 2018.
  2. William Stallings, “Data and computer communications”, Pearson education Asia, 10th Ed., 2021.

Reference Journals:

  1. https://www.researchgate.net/search?q=computer%20networks
  2. https://www.sciencedirect.com/topics/engineering
  3. https://jwcn-eurasipjournals.springeropen.com/

e-Resources including links

  1. https://nptel.ac.in
  2. https://www.geeksforgeeks.org/

 

Academic Year: 
2024-25
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