Vinayaka Missions University 2009 B.E Information Technology Network Programming and Management - Question Paper

5. What are the I/O models supported by Unix? discuss any 1 in detail.
6. Write in detail: a) Crashing and Rebooting of server host. b) Shut down of server host.
7. Describe the shutdown function with a neat sketch.
8. Explain the poll function with different events.
9. Mention the conditions under which a socket is ready for:
a) reading b) writing.

UNIT – III
PART – A

1. Write the function of getsockopt and setsockopt function.
2. Draw the diagram of Default operation of close.
3. Draw the diagram of DNS clients and server and connect function.
4. What do you mean by DNS?
5. Write short notes on gethostbyname Function.
6. Draw the diagram of client, resolvers and Name server.
7. Write short notes on uname Function.
8. Differentiate ranging from connected and unconnected UDP socket.
9. Mention the different TCP socket choices.
10. Draw the diagram of simple echo client-server using UDP.
11. What are the consequences for lost datagrams?
12. What is the need for calling connect multiple times for UDP socket?
13. What are the steps to be performed by the kernel for 2 datagrams on an unconnected UDP socket?
14. How will you change the size of UDP socket receive buffer?
15. What are resource records?
16. How will you determine local host’s IP address?
17. Write the uses of DNS options.
18. Draw the diagram of hostent structure and its info.
19. Give the syntax of gethostname and write its uses.
20. What are the steps involved in UDP echo client process?
21. Mention a few applications that are built using UDP.
22. What are the socket functions needed for UDP client and server?
23. Mention the 4 values the client must specify while sending a UDP datagram?
24. Mention a few of the features given by TCP are missing using UDP.
25. What kinds of errors are generated by UDP sockets?


PART-B

1. Explain in detail about Generic Socket choices.
2. Explain in detail about IPV4 socket choices.
3. Explain in detail about Domain name system.
4. Explain in detail about gethostbyname function with improper structures.
5. Write short notes on
i) gethostbyaddr
ii)getservbyname
iii)getservbyport

6. Describe the recvfrom and sendto functions.
7. List out and define the steps involved in UDP echo server and client.
8. Explain briefly about RES_USE_INET6 Resolver choice.

UNIT-IV
PART-A
1. What is meant by dual stack?
2. Mention the restrictions of using IPv6_ADDRFORM for change a socket from 1 kind to a different.
3. Define thread.
4. Write the Basic Thread functions.
5. What is the info that is shared by thread?
6. What are the informations that are possessed by single thread?
7. What do you meant by Mutual Exclusion?
8. What do you meant by Condition variables?
9. What is thread-specific data?
10. What is the cause for calling threads programming as concurrent programming?
11. Draw the diagram of ping format.
12. Write the IPv6 difference with raw IPv6 sockets.
13. What do you mean by Traceroute program?
14. Write short notes on IPv6 and IPv4.
15. What are the features that are given by raw sockets?
16. What are the informations that are included as extension headers in IPv6?
17. Mention the IPv6 sticky choices.
18. Write the steps involved in the creation of raw sockets.
19. What is the use of filters in ICMPv6?
20. What are the tools that are using the raw sockets?
21. What are the advantages of using threads?

PART-B

1. Explain in detail about IPv6 client, ipv4 server with neat diagram.
2. Explain in detail about thread creation, thread termination.
3. Explain in detail about TCP Echo server using threads.
4. Describe the IPv6 routing header with neat diagram.
5. Explain in detail about raw socket input.
6. Explain in detail about PING program with neat diagram.
7. Is it possible IPv6 client, IPv4 server running on a dual-stack host? Clarify.
8. What are source route options? discuss the functions that are useful for handling source route choice using IPv4.
9. Describe the different IPv4 choices.
10. How will you change a socket from 1 kind to another? discuss.

UNIT-V
PART-A
1. Write short notes on SNMP.
2. Write short notes on Trap-Directed Polling.
3. What do you mean by polling?
4. What is MIB?
5. Mention the objectives of MIBs.
6. Write short notes on Get, Set, and Trap choice in SNMP.
7. What are the limitations of MIB objects?
8. What do you mean by access policy in SNMP?
9. Write the Trap PDU format.
10. What are Module-compliance macros?
11. Write short notes on SNMP PDU sequence.
12. What do you mean by RMON?
13. What do you mean by icmp group?
14. Write short notes on DES.
15. What is MAC?
16. Write down the use of padding bits in MD5 algorithm.
17. Mention the use of LAN Analyzer in SNMP.
18. What are the accepted data kinds that are permitted by the universal class?
19. Define trap-directed polling.
20. Write down the info contained in the egp group.

PART-B
1. discuss in detail about Protocol specification in SNMP.
3. discuss in detail about SNMP group and its practical problem.
4. define briefly the remote network monitoring.
5. Mention the cryptographic algorithms involved in SNMPv3. discuss any 1 of them in detail.
6. define the structure of Management info.
7. elaborate MIBs? discuss any 1 of the standard MIBs.
8. Mention the uses of filter groups in RMON and discuss.
9. define briefly about the applications of SNMPv3.

Earning:   Approval pending.