Download Karnataka Diploma Computer Science 3rd Sem 'Computer Networks' 2016 Question Paper

Diploma Computer Science 3rd Sem 'Computer Networks' April/May 2016 Question Paper

Section - I

(a)Fill in the blanks

• In________topology each node is connected to the next Note with the last one connected to the first.
• _______data refers to information that has discrete States.
• Icmp stands for_______.
• IF an IP address starts with a bit sequence of 110, it is our class _______address.
• In_______loop congestion control policies are applied to prevent congestion before it happens.

(b)List and explain the four levels of addresses used in internet using TCP / IP architecture.

Section II

2.

• Define physical topology explain bus topology.
• Explain the functions of transport layer in OSI model.
• List and explain the parameters used to measure the performance of networks.

3.

• Explain Frequency division multiplexing technique.
• List the characteristics, merits, demerits and applications of coaxial cable.
• List the classification of switched networks.

4.

• Define switching. Explain the concept of circuit switching.
• Explain the different types of errors.
• Write a note on checksum.

Section -III

5.

• With a neat diagram, explain the process of error detection in block coding.
• List and explain the two classes of framing.
• Explain slotted Aloha protocol.

6.

• Write a note on token passing.
• Explain the Ethernet format.
• Write a note on fast Ethernet.

7.

• Explain the functions of a bridge.
• Explain bus backbone network.
• Explain 5 classes of ipv4 classful addressing.

Section - IV

8.

• Write a note on classes addressing.
• List the responsibilities of network layer.
• Explain ipv4 datagram format.

9.

• Distinguish between

         (a)Direct and indirect delivery.
         (b)Static and dynamic routing table.

• Explain the services offered by TCP.
• Write a note on UDP.

10.

• List and explain open loop congestion methods.
• Explain the two types of namespaces.
• Write a note on SMTP.

                               

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