Unit 1
Section outline
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Introduction to Computer networks, Topology, categories of networks, Internetwork, Internet, Network Models, Layered model, OSI and TCP/IP models, Physical layer, Switching - Circuit switching, Packet Switching and Message Switching, DTE - DCE Interface, EIA - 232 interface, X.21 modems.
Expected outcome: After completing this unit you learn about Basic Concept of Computer NetworkTextbook:
Behurouz A Forozan, Introduction to Data Communications & Networking, TMH
Assessment Criteria
- After completing the unit there will be questioning and viva session for this unit