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IGNOU MCS-42 Data Communication and Computer Networks - Latest Solved Assignment

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IGNOU - MCS-42 (Jul 19 - Jan 20) Solved Assignment

Are you looking to download a PDF soft copy of the Solved Assignment MCS-42 - Data Communication and Computer Networks? Then GullyBaba is the right place for you. We have the Assignment available in English language. This particular Assignment references the syllabus chosen for the subject of Computer Application, for the July 2019 - January 2020 session. The code for the assignment is MCS-42 and it is often used by students who are enrolled in the MCA Degree. Once students have paid for the Assignment, they can Instantly Download to their PC, Laptop or Mobile Devices in soft copy as a PDF format. After studying the contents of this Assignment, students will have a better grasp of the subject and will be able to prepare for their upcoming tests.

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IGNOU MCS-42 (July 2019 – January 2020) Assignment Questions

  1. (a) What is the need of modulating a signal? Will it be a right approach to send the information as the signal itself?
    (b) Explain techniques used in digital to analog modulation with the help of diagram
  2. (a) Discuss the different approaches to circuit switching? Why it is suitable for voice Transmission? What are its limitations?
    (b) How does multistage switching overcome these limitations?
  3. A bit string 011100111110001110 needs to be transmitted at the data link layer. What is the string actually transmitted after bit stuffing?
  4. (a) Define checksum and write the algorithm for computing the checksum?
  5. Define flow error control and piggybacking concepts. Show the operation of Stop & Wait ARQ with the help of an illustration. Also illustrate the outcome of Stop & Wait ARQ in the following scenarios.
    When ACK is lost
    When Frame is lost
    When ACK timeout occurs
  6. (a) How does MACAW work? Show diagrammatically. What are the added features in MACAW compared to MACA?
    (b) What are the advantages of frame fragmentation in wireless network? Explain.
  7. How does a bridge operate in different LAN environments? What are the problems encountered in building a bridge between the various 802 LANs? Discuss.
  8. Write Dijkstra and Bellman Fords shortest path routing algorithms and make a comparison between the two algorithms.
  9. (a) Discuss general principle of congestion control and the mechanisms used in congestion control in packet switched network.
    (b) Explain the implementation of token bucket traffic shaper with the help of a diagram?
  10. Explain with the help of an example and a diagram how the congestion controls algorithm (slow start algorithm) work at transport layer.
  11. (a) Define digital signature and explain its benefits.
    (b) What kind of a model is being used in India to provide public key infrastructure related services. (I.e. management of public keys). Elaborate.
  12. Discuss the implementation of Kerberos mechanism.

MCS-42 Assignments Details

University : IGNOU (Indira Gandhi National Open University)
Title :Data Communication and Computer Networks
Language(s) : English
Code : MCS-42
Degree :
Subject : Computer Application
Course : Core Courses (CC)
Author : Gullybaba.com Panel
Publisher : Gullybaba Publishing House Pvt. Ltd.

Assignment Submission End Date-upto

The IGNOU open learning format requires students to submit study Assignments. Here is the final end date of the submission of this particular assignment according to the university calendar.

  • 30th April (if Enrolled in the June Exams)
  • 31st October (if Enrolled in the December Exams).

What’s Included

In this section you can find other relevant information related to the Assignment you are looking at. It will give you an idea of what to expect when downloading a PDF soft copy from GullyBaba.

  • All Solved Answers By IGNOU Experts.
  • Available for 3 Times for Download.
  • Downloadable Soft Copy in PDF.
  • Print Ready Format: A4 (21 x 29 x .20 cm (Width x Length x Height)

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