MODEL PAPER
FIRST SEMESTER, M. Sc INFORMATION TECHNOLOGY

Paper - IV (MIT - 104): Digital Communication Technologies
First Semester
MIT - 101
MIT - 102
MIT - 103
MIT - 105
MIT - 106
MIT - 107
MIT - 108
Second Semester
MIT - 201
MIT - 202
MIT - 203
MIT - 204
MIT - 205
MIT - 206
MIT - 207
MIT - 208
Third Semester
MIT - 301
MIT - 302
MIT - 303
MIT - 304
MIT - 305
MIT - 306
MIT - 307
MIT - 308
Fourth Semester

Time: 3hrs Max. Marks: 75
Attempt any five questions.
All questions carry equal marks

  1. Question

    1. Explain the Bipolar AMI and Manchester encoding of digital signals
    2. What is Time Division Multiplexing?
    3. Expain Pulse Code Modulation.

  2. Question

    1. Briefly explain important characteristics of wireless transmission media.
    2. Explain the structure of PSTN.

  3. Question

    1. Explain the functional and procedural standards of V.24.
    2. What is the channel capacity for teleprinter channel with a 300Hz bandwidth and a signal noise ratio of 3dB?

  4. Question

    5. Explain the Circuit Switching. Explain Time Division Switching. What are functions of Control signaling?

  5. Question

    6. Explain the effect of packet size on transmission line. Compare Circuit Switching with Packet Switching.

  6. Question

    1. What is ISDN? Explain the Packet Switched calls over a B Channel.
    2. What is Cell Switching? Explain working of ATM Switch.

  7. Question

    8. What is Broad Band ISDN? Explain functional architecture and protocols of Broad Band ISDN.

  8. Question

    9. Discuss the dynamic slot allocation done by Master Control station in satellite networks. What is CDMA?