PTU M.Tech EC Engineering Paper 2012 Data Communication Networks Punjab Technical University Exam 2012 Data Communication Networks Test September and March Question Paper Free Download Punjab Technical University Data Communication Networks Question Papers 2012 PTU M.Tech EC Engineering Question Paper 2012 for all students Previous Year old Past Papers of PTU M.Tech EC Engineering Paper 2012 Data Communication Networks Punjab Technical University September 2012 and March 2012 Exam M.Tech EC Engineering Sample Model Question Papers Free Download PDF
Data Communication Networks
Qi) (a) Discuss the vahous transmission impairments.
(b) Compare asynchronous and synchronous way of transmission.
Q2) (a) Discuss an error detection technique currently used in today’s computer networks.
(b) Compare Frequency Division Multiplexing and Time division multiplexing.
Q3) (a) Suppose two nodes start at the same time a packet of length L over a broadcast channel of the rate R. Denote the propagation delay between
the two nodes as t . Will there be a collision if t <—? Why or why
prop prop R not?
(b) Explain the layers of TCP / IP model.
Q4) (a) Compare token ring, FDDI & DQDB tethniques of computer networking.
(b) Suppose that an intruder could both insert and remove DNS messages into the nlw. Give three scenarios showing the problems such an intruder could cause.’
Q5) (a) Explain the Kernel of linuse in detail.
(b) Describe the architecture of ATM n/ws.
Q6) (a) What are the two main functions of a datagrarn based n/w? What additional functions does a VC – based n/w layer have?
(b) Discuss the structure of IPv6.
PTU M.Tech EC Engineering Paper 2012 Data Communication Networks