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Radio channels are attractive medium because __________
D. all of the mentioned
D. all of the mentioned
See lessFiber optics posses following properties __________
D. all of the mentioned
D. all of the mentioned
See lessCoaxial cable consists of _______ concentric copper conductors.
B. 2
B. 2
See lessWhich of this is not a guided media?
C. wireless lan
C. wireless lan
See lessData communication system within a building or campus is________
A. lan
A. lan
See lessData communication system spanning states, countries, or the whole world is ________
B. wan
B. wan
See lessWhich network topology requires a central controller or hub?
A. star
A. star
See lessPhysical or logical arrangement of network is __________
A. topology
A. topology
See lessDelimiting and synchronization of data exchange is provided by __________
B. session layer
B. session layer
See lessThe functionalities of the presentation layer include ____________
D. all of the mentioned
D. all of the mentioned
See less