M.C.A. DEGREE EXAMINATION, MAY 2017
Second Year
COMPUTER NETWORKING
Time 3 Hours Maximum Marks 70
Section A x 15 45)
Answer any three Questions
Q1) Explain about various multiplexing techniques.
Q2) Explain about OSI network model.
Q3) Explain about IEEE802.3 and 802.2 Ethernet.
Q4) Explain about various routing schemes.
Q5) Explain about DES.
Section B x 4 20)
Answer any five questions
Q6) Explain about analog signal and digital signals.
Q7) Explain about encoding schemes.
Q8) Explain about Token Ring.
Q9) Explain about ISDN.
Q10) Explain about Virtual LAN.
Q11) Explain about hierarchical addressing.
Q12) Explain about SNMP.
Q13) Explain about security threats.
Section C x 1
Answer all questions
Q14) Explain about amplitude modulation.
Q15) What is radio waves?
Q16) Explain about integrated switches and hubs.
Q17) Explain about HTML.
Q18) Explain about firewall.