Smu mba computer networks sample paper set five

Unit-12-2mark

Question: DLC protocol used for the various transmission controls should be _______ .Response:

	asynchronous
	synchronous
	unidirectional
	bidirectional

 Question: _______ CSMA is less greedy whereas ________ CSMA is selfish .Response:

	Non-persistent , 1-persistent
	1-persistent, p-persistent
	p-persistent, 1-persistent
	1-persistent, non-persistent

 Question: The ALOHA network was created at the University of _______ in 1970 under the leadership of __________.Response:

	Hawaii, John Abramson
	Texas , John Abramson
	Texas , Norman Abramson
	Hawaii , Norman Abramson

Question: The data link layer is split into _____ and _____ sub layers.Response:

	MAC, MAN
	EPC, LAN
	EPC, WAN
	MAC, LLC

Question: SDLC was developed in mid _______ .Response:

	1960's
	1970's
	1980's
	1990's

Question: BSC is developed by ______ .Response:

	Motorola
	IBM
	Nokia
	Toshiba

Question: HDLC is a _____ oriented protocol .Response:

	bit
	byte
	flag
	key

Question: _________ are used for link management .Response:

	V-Frames
	T-Frames
	U-Frames
	C-Frames

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