Computer Networks Question Paper

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Computer Networks

Subject CodeSubject NameCredits
MCA 203Computer Networks4
 
Subject CodeSubject NameTeaching Scheme  Credits Assigned   
TheoryPractTutTheoryTWTut.Total
MCA203Computer Networks040404
 
Subject CodeSubject NameExamination Scheme
MCA 203Computer NetworksTheory MarksTWPractOralTotal
Internal AssessmentEnd Semester Exam    
Test1 (T1)Test2 (T2)Average of T1 & T2     
20202080100

 

 

Pre-requisites:

 

Digital Computer Fundamentals and computer architecture.

 

Course Educational Objectives (CEO):

 

CEO 1To help learners get a grounding of basic network components and architecture.
CEO 2To explore basic networking models.
CEO 3To learn the way protocols are used in networks and their design issues.

 

Course Outcomes: At the end of the course, the students should be able to :

 

MCA203.1Comprehend the basic concepts of computer networks and data communication systems.
MCA203.3Analyze basic networking protocols and their use in network design
MCA203.3Explore various advanced networking concepts.

 

Syllabus

 

Sr. NoModule / UnitDetailed ContentsHours

 

1Basics of Digital CommunicationIntroduction to digital communication,  Signal propagation, Signal types, Signal parameters , Switching & forwarding, Transmission impairments, Attenuation, Delay distortion, Noise, Effects of limited bandwidth, Data rate limits-Nyquist‟s theorem and Shannon‟s theorem.05
2Network Organization and ModelsBasics of computer Network, topology & types of topologies, types of networks(LAN, MAN, WAN), Concept of Intranet & Extranet, Ad-Hoc Networks, types of communications (Asynchronous and synchronous) , modes of communications (simplex, half duplex, full duplex), Protocols, Networking models, ISO-OSI Reference Model, Design issues of the layer ,Internet Model (TCP/IP), Comparison of ISO-OSI & TCP/IP Model06
3Networking DevicesConnectivity Devices : Passive & Active Hubs, Repeaters,

, Switches (2-Layer Switch, 3-Layer switch(Router), Bridges (Transparent Bridges, Spanning Tree, Bridges, Source Routing Bridges) , Brouters, Gateways.

04
4Application, Presentation & Session LayerPrinciples of Application Layer Protocols, The Web and HTTP, FTP, Telnet, Electronic Mail in the Internet (SMTP, MIME, POP3, IMAP), DNS, Introduction to SNMP.06
5Transport layerTransport-Layer Services, port addressing, Multiplexing and Demultiplexing, Principles of Reliable Data Transfer, Congestion Control, TCP‟s Congestion Control.

Quality of Service : Introduction, Queue Analysis, QoS Mechanisms, Queue management Algorithms, Feedback, Resource, Reservation.

10
6Network layerNetwork Service Model, Data gram & Virtual Circuit , Routing Principles, The Internet Protocol,(ipv4 & ipv6) , IP addressing and subnetting, Routing Algorithms., Hierarchical Routing, Routing in the Internet: Intra and inter domain routing; Unicast Routing Protocols RIP, OSPF, BGP, Multicast Routing Protocols : MOSPF, DVMRP.

ATM Networks: Need for ATM, ATM Layers, ATM adaptation Layers, IP over ATM, Multi protocol Label switching (MPLS), Drawbacks of traditional routing methods, Idea of TE, TE and Different Traffic classes

11
7Data Link LayerData Link Layer, Error Detection and Correction Techniques, Multiple Access Protocols, LAN Addresses and ARP & RARP , PPP: The Point-to-Point Protocol , Ethernet standards – IEEE 802.3,  802.5, FDDI, 802.6.08
8Physical layerPhysical Layer, Types of media  wired and wireless media02

Reference Books:

  1. Computer Networking: A Top-Down Approach Featuring the Internet , J. F. Kurose and
  2. W. Ross, Seventh Edition, Addison-Wesley.

 

  1. Computer Networks: Principles, Technologies and Protocols for Network design, N. Olifer and V. Olifer, Wiley India
  2. Data Communication and Networking, B. A. Forouzan, Fourth Edition, McGraw
  3. Computer Networks, Andrew Tenenbaum, Fifith Edition, PHI .
  4. TCP/IP Protocol Suite, B. A. Forouzan, Third Edition, Tata McGraw Hill
  5. Data and  Computer  Communications,     William   Stallings,   Ninth Edition,  Pearson Education