Total No. of Questions 18] [Total No. of Pages 02
M.Sc. DEGREE EXAMINATION, MAY 2018
First Year
COMPUTER SCIENCE
Computer Networks
Time 3 Hours Maximum Marks :70
SECTION A
Answer any three of the following questions. x 15 45)
Q1) Explain about FTP and HTTP and also describe their uses, strengths and
weaknesses.
Q2) With neat architecture explain about UDP.
Q3) Explain in detail about cyclic redundancy check with an example.
Q4) Explain about link state routing algorithm with suitable example.
Q5) Explain in detail about the frame format of IEEE 802.11 with role of access
points in wireless communication.
SECTION B
Answer any five of the following questions. x 4 20)
Q6) Explain the e-mail architecture and services.
Q7) Explain congestion control in datagram subnets.
Q8) Write about multiplexing and de-multiplexing.
Q9) Enlist various guided media used for data transmission.
Q10) What is routing? How flooding can be used for routing?
Q11) Explain Fast Ethernet and Gigabit Ethernet.
Q12) What is Hamming Code? Explain how it is useful in error correction.
Q13) Explain ALOHA protocol with its varieties.
SECTION C
Answer all of the following questions. x 1
Q14)Define tunneling.
Q15) Differentiate static and dynamic routing.
Q16) Define packet switching.
Q17) What is Ethernet?
Q18) What is bridge?