Engineering Tutorials

CS-303 COMPUTER NETWORKS

I) INTRODUCTION:

Basic concepts of analog and digital signals, data transmission concepts, Analog and digital data transmission, transmission impairments.

(L-6)

II) TRANSMISSION MEDIA:

Guided and Un-guided media, Performance, Shannon Capacity. Media Computerisation.

(L-5)

III) ENCODING AND MODULATING :

Digital-to-Digital conversion, Analog and digital conversion, Digital to Analog conversion, Analog to Analog conversion.

(L-6)

IV) DIGITAL DATA COMMUNICATION:

Digital data transmission, DTE – DCE Interface, EIA-449, EIA-530, X.21, Modems, Cable Modems.

(L-6)

V) MULTIPLEXING AND SWITCHING:

FDM, WDM, TDM, Multiplexing application – telephone systems, DSL, Par Circuit switching Packet Switching & Message switching virtual circuits.

(L-6)

VI) SPREAD SPECTRUM:

Concept, Frequency hoping spread spectrum, direct sequence spread spectrum, code-division Multiple Access.

(L-4)

VII) ERROR DETECTION AND CORRECTION:

Types of Errors, Detection, VRC, LRC, CRC, Checksum, Error Correction.

(L-4)

VIII) PROTOCOL ARCHITECTURE:

Protocols, standards, ……… OSI, TCP/IP Protocol Architecture.

(L-5)

Text Books :

1. “Data Communications and Networking” – Behrouz A Ferouzan – 2^nd Edition, TATA McGraw Hill.

2. “Data and Computer Communication” – William Stallings – 7^th Edition, Pearson Education.

References:

1. “Data Communication and Distributed Networks” – Ulylers D Black – 3^rd Edition PHI.

2. “Computer Networks” – Andrew S. Tanenbaum, PHI

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