1. Communication Basics (06 Hours)
Data Communication, Communication Model – Components, Data Representation,
Data Flow – Simplex, Half‐Duplex and Full‐Duplex, Communication Modes – Serial and
Parallel Transmission, Synchronous and Asynchronous Transmission, Network
Topologies, Protocols and Standards, Introduction to ISO/OSI Model for Computer
Networks
2. Data Transmission (10 Hours)
Analog and Digital Data, Analog and Digital Signals, Periodic Analog Signals – Period,
Frequency, Phase and Wavelength, Composite Signals, Digital Signals – Bit Rate, Bit
Length, Digital Transmission – Baseband and Broadband, Transmission impairments,
Data Rate Limits – Nyquist and Shannon Capacities, Performance Metrics –
Bandwidth, Throughput, Latency and Jitter, Transmission Media (Principles,
Characteristics, Performance and Applications) – Guided (Twisted Pair, Coaxial cable,
Optical Fiber) and Unguided (Radio wave, Microwave, Infrared wave, Light wave)
3. Communication Signaling (08 Hours)
Modulation, Need for modulation, Analog to Analog Modulation (AM, FM, PM), Digital
to Analog (ASK, FSK, PSK), Analog to Digital (PCM), Digital to Digital (Line coding,
Block coding)
4. Error Detection and Correction Techniques (08 Hours)
Error, Types of Errors, Error Rate, Error Detection and Correction Techniques – Block
Coding (Parity Check, Hamming Codes), Cyclic Codes (CRC), Checksum
5. Data Link Control (08
Framing, Flow Control, Stop and wait protocols, Sliding window protocol
6. Bandwid h Management (08 Hours)
Multiplexing and Spreading, Type of Multiplexing (TDM, FDM, WDM), Spread
Spectrum – FHSS, DSSS, Switching Techniques – Circuit Switching and Packet
Switching