Telecommunications and Advanced Communications¶

NTC Syllabus — Paper II, Section (B), Topic 6: Telecommunications and Advanced Communications

Evolution of telecommunications, Telecommunication network, Transmission media, Transmission lines, characteristic impedance, Return loss, transformer and hybrid circuit, signal and noise measurements, echo & singing, space /time /frequency /wavelength division multiplexing, Erlang B formula, Queuing theorem, Data communication and computer networking basics, Packet, Message and circuit switching, X.25 Protocol, Frame relay, TCP/IP Protocol, OSI layers, Telephony, Functions of switching, Electromechanical switches, Stored Programmed Controlled switch, TS/ST/TST/STS switching, No 5 and No 7 signaling, ISDN, BISDN, ATM, PDH/SDH, DSL, Radar system, Navigational systems, Numbering, Routing and charging plans. UMTS, IMT-2000, NGN (Next Generation Network), MPLS, Real time protocol, Voice over IP, IP/PSTN Platform, Introduction to IN (Intelligent Network), basics of GIS (Geographical Information System).