Internet Programming
Mobile and Personal Communications
Network security
Network routing protocols
collection of primary data
Observation Method of data collection
Interview method
collection of secondary data
selection of appropriate method for data collection
Sampling process
Non-probability sampling
simple random sampling
Stratified Sampling
Determination of sample size
Tele-communication networks
Multiplexing techniques 
SECOND-GENERATION OPTICAL NETWORKS
System and network evolution.
CPM
FOUR WAVE MIXING
Isolators and Circulators
Creating sockets
Socket addresses
Windows socket API
Non-blocking Socket Programming
Blocking functions
CORBA architecture
CGI programming
Cryptography
Parsing Strings by Using String Tokenizer