IS370: Data Communications and Computer Networks

This course covers the following topics: definition of computer networks and their, objectives and applications, computer network types; LANs, PANs, MANs and WANs, computer network architecture: layering, protocols and standard models, the ISO OSI and TCP/IP reference models, physical layer of computer network: the transmission media; signal types, signal characteristics and impairments, modulation techniques and modems, digital signal encoding schemes; NRZ, Manchester and AMI encoding, physical interface; USART, RS-232C/V.24, and USB, data transmission basics: synchronous and asynchronous transmission, synchronization levels; bit, character and frame, transmission modes; full , half duplex, simplex , parallel and serial, data link layer: data link layer functions and standards, ARQ protocols; stop and wait, Go-back-N, and selective reject, DLC protocol standards; HDLC , Internet PPP and SLIP, local area networks: topology and media access methods, LAN protocols and the IEEE 802 standard, ethernet and IBM token ring LANs, wireless LANs, WANs and data transport networks; GSM cellular, satellite, ATM & ISDN.