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Computer Networks

This is the collection of Sikkim Manipal University (SMU) question and answers for Computer Networks . It will help to prepare your examination. All question paper are classified as per semester, subject code and question type of Part A, Part B and Part C with multiple choice options as same as actual examination. SMU question papers includes year 2024, 2023, 2022 Sem I, II, III, IV, V, VI examinations of all subjects.

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Course Name        BSc IT (Bachelor of Science in Information Technology)

Subject Code       BT0072 (Computer Networks )

Get Questions        PART - A    PART - B    PART - C

Computer Networks Syllabus.

Unit 1: Introduction Network
Structures; Network Architecture; OSI Reference Model; An Overview; Network Services; TCP/IP Protocol Suite.

Unit 2: Physical Layer
Analog and Digital Signals; Periodic Analog Signals; Transmission Impairments; Data Rate Limits; Transmission Media; Transmission and Switching; ISDN – Integrated Services Digital Network.

Unit 3 : Medium Access
Sub layer LAN and WAN; ALOHA Protocols; LAN Protocols; IEEE 802 Standards for LANs; Fiber Optic Networks.

Unit 4 : Data Link Layer – I
Data Link Layer (DLL) Design Issues; Error Detection and Correction: Block Coding, Cyclic Codes, Checksum; Framing.

Unit 5: Data Link Layer – II
Noiseless Channels; Noisy Channels; High Level Data Link Control (HDLC); Point-to-Point Protocol (PPP); Channelization; IEEE 802.11; Connecting Devices.

Unit 6: Network Layer – I
Design issues of Network layer; Principles of Routing; Routing Algorithms; Comparison of Routing Algorithms.

Unit 7: Network Layer – II
IPV4 Addressing; IPV6 Addressing; Comparing IPV4 and IPV6 Addressing.

Unit 8: Transport Layer
UDP; TCP; SCTP; Congestion; Congestion Control; Congestion Control Examples; Congestion avoidance.

Unit 9: Session Layer
Design Issues; Remote Procedure Calls.

Unit 10: Application Layer – I
Simple Mail Transfer Protocol; Send mail; Multipurpose Internet Mail Extensions (MIME) Post Office Protocol (POP).

Unit 11: Application Layer – II
Name Space; The Domain Name System; DNS Components; DNS Servers and the Internet; Name Resolution; Forwarders; Resource Records and Zones.

Unit 12: Internet Security
IPSecurity (IPSec); SSL / TLS; PGP; Firewalls.

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