Data Communication and Network Standards (October – 2016) [IDOL - Revised Course | Question Paper]

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B.Sc.IT: Semester – II

[Data Communication and Network Standards]

Question Paper (October – 2016) [Revised Course]

Time: 3 Hours
Total Marks: 100

N.B.:    (1) All Questions from Q.1 to Q.7 are Compulsory.
             (2) Figure To right indicate the marks.

Q.1 Attempt Both The Question: (10 Marks)

(A) What is Data Communication? Explain 5 components of Data Communication Systems.

(B) Explain the process of Digital to Analog Conversion.

Q.2 Attempt Any Three From The Following: (15 Marks)

(A) Explain Port Address and MAC Address in details.

(B) What is Signal Propagation?

(C) Explain the concept of Protocols.

(D) Explain TCP/IP Reference Model.

Q.3 Attempt Any Three From The Following: (15 Marks)

(A) What is OSI? Explain in brief.

(B) Explain structure of IPv4 Address with example.

(C) What is Addressing? Explain different types of Addressing.

(D) Explain TCP/IP Reference Model.

Q.4 Attempt Any Three From The Following: (15 Marks)

(A) What is Error Detection Technique? Explain Checksum in detail.

(B) Explain Hamming Distance with example.

(C) Write notes on stop-and-wait ARQ.

(D) Define Error and its type with examples.

Q.5 Attempt Any Three From The Following: (15 Marks)

(A) What are Transmission Modes in terms of Direction?

(B) Explain serial Transmission Mode?

(C) What is Transmission Impairment? Explain Attenuation in detail.

(D) What is Error Detection Technique? Explain Checksum in detail.

Q.6 Attempt Any Three From The Following: (15 Marks)

(A) What is Network?

(B) Define network topologies. Explain the advantages BUS and Ring topologies.

(C) Explain Packet Switching.

(D) What is Noise? Explain different category of Noise.

Q.7 Attempt Any Three From The Following: (15 Marks)

(A) Comparison IPv4 & IPv6 in detail.

(B) Write a short note on Unicast, Multicast & Broadcast.

(C) Draw neat diagram of IPv6 Header Format and Explain.

(D) Explain Transition Mechanism of IPv6.

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