Saurastra University 2006 M.C.A P -201 : Information Systems : Analysis, Design and Implementation - Question Paper

(1) Encapsulation- De capsulation (2) Multiplexing - De-Multiplexing

Q5. Attempt any 3 (Three) from the following

(a) Write a short note on Network Operating System.    [5]

(c)    Write a short note on HDLC protocol    [5]

(d)    Write a short note on Public Switching Telephone Network    [5]

SX-7813]    [ 300 ]

SX-7813    Seat No._

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*SX-7813*

M. C. A. (Sem. - III) Examination April / May - 2006 302 - Computer Communication Networks

(New Syllabus)

Time : 3 Hours]    [Total Marks : 75

Q1. Attempt any 3 (Three) from the following

(a)    Explain the following computing models.    [5J

(1) Centralized Computing (2) Collaborative Computing

(c)    Write a short note on Twisted Pair Cable.    [5]

(d)    Explain Wireless media with Satellite Microwave    [5]

Q2. Attempt any 3 (Three) from the following

(b)    Explain the following Multiplexing techniques    [5]

(1) Time Division Multiplexing (2) Frequency Division Multiplexing

(c)    Write a short not HUB. Also explain Passive, Active and Intelligent Hub. [5]

(d)    Write a short note on Link State Routing.    [5]

Q3. Attempt any 3 (Three) from the following

(a)    Explain Transport Layer and Network Layer of OSI reference Model    [5]

(b)    Explain The Terms Token Passing, Polling, Contention    [5]

(c)    Explain STAR topology with its advantages and drawbacks.    [5]

(d)    Write a short note on ANSI fiber distributed data interface.    [5]

Q4. Attempt any 3 (Three) from the following

(a)    Explain Packet switching technique and its advantages.    [5]

(b)    Explain TCP/IP Protocol suite with its all layers.    [5]

(c)    Explain IP address structure with Class A, B, C.    [5]

(d)    Write a short note on any ONE TCP/IP operation.    [5]