AMIETE – IT (OLD SCHEME)

 

Code: AT15                                                         Subject: INTERNET & WEB TECHNOLOGY

Time: 3 Hours                                                                                                     Max. Marks: 100

Flowchart: Alternate Process: DECEMBER 2009  

 

 


NOTE: There are 9 Questions in all.

·      Question 1 is compulsory and carries 20 marks. Answer to Q.1 must be written in the space provided for it in the answer book supplied and nowhere else.

·      Out of the remaining EIGHT Questions answer any FIVE Questions. Each question carries 16 marks.

·      Any required data not explicitly given, may be suitably assumed and stated.

 

 

Q.1       Choose the correct or the best alternative in the following:                                  (210)

       

a.       ‘Traceroute’ is to determine the   

 

                   (A)  intermediate computers along the path to a remote destination.

                   (B)  server whether it is alive or not.

(C)    printer path where it is located.    

(D)   Resource of a network.

       

b.      Many computer network systems send a checksum along with each packet

 

(A)    help the receiver to detect packet sequence.                                                             

(B)    help the receiver to detect packet size.

(C)  help the receiver to detect errors. 

(D)  None of the above.

            

             c.   A network uses a star topology if all computers attach to a

                  

(A)     distributed hub.                            (B)  central point.

(C)  more than one point.                     (D)  None of the above.

 

             d.   For forming a WAN

 

(A)    a set of computers are required.  

(B)    a set of repeaters are required.

(C)  a set of bridges are required.       

(D)  a set of switches are required.     

 

             e.   Class D IP address is used for

                  

(A)     Broadcasting.                               (B)  Multicasting.

(C)  Unicasting.                                   (D)  None of the above.

 

             f.    TCP/IP network  is a

 

(A)     Circuit switch network.                 (B)  Packet switch network.

(C)  Datagram network.                       (D)  Stateless network.

 

 

            

             g.   ARP is used for

 

(A)     Translation from a computer’s protocol address to an equivalent hardware address.   

(B)     Translation from a computer’s protocol address to IP addresses.

(C)  Translation from a computer’s protocol address to fully qualified host      

        name.                                         

(D)  Translation from a computer’s protocol address to host address.        

 

             h.   HTTP is an

 

(A)    Transport layer protocol.              (B) Network layer protocol.

(C) Application layer protocol.             (D) Interface layer protocol.

 

             i.    SNMP protocol is used for

 

(A)   Managing network.                       (B) Error reporting in network.

(C) Error detection in channel.             (D) Encryption and privacy.

 

             j.    TCP/IP defines the term host computer refers to

 

(A)  any computer system that is connected to internet and run application.

(B)  any computer system that serves as a server.

(C)  any computer system that serves as a client.

(D)  none of the above.

 

 

Answer any FIVE Questions out of EIGHT Questions.

Each question carries 16 marks.

 

  Q.2     a.   What do you mean by Error Detection?  Write procedure for detecting errors with cyclic redundancy checks.                                                (3+5)

       

             b.   What is network topology?  Differentiate between Star and Ring topology.          (8)

 

  Q.3     a.   Describe in brief layers in TCP/IP layering model.                                           (2+6)

 

             b.   How many classes of IP address are available in TCP/IP network?  Also state the advantage and disadvantage of assigning one address per network connection or assigning each computer a single address.                                                            (3+5)                                                         

 

  Q.4     a.   What do you mean by Address Resolution?  What algorithm does software use to translate a protocol address into a hardware address?        (2+6)                                                         

 

             b.   Briefly describe ARP message format.  How can a computer use ARP to break security?               (8)

            

  Q.5     a.   What do you mean by Internet Control Message Protocol?  Also explain how ICMP message transported?                                                                                                                     (3+5)

       

             b.   State the new features of IPv6.  How many ocets does the smallest possible IPv6 datagram contain?                                                                     (6+2)

 

  Q.6     a.   What are the characteristic of client and server program?                                    (4)

 

             b.   What do you understand by the request, response and direction of data flow between client and server?  State the architecture of client-server interaction.                                                                (4+4)

       

             c.   Why is HTTP known as stateless protocol?  Describe any three HTTP commands.            (1+3)

       

  Q.7     a.   What are the aspects of security?  List the responsibility and control of a security system.                (3+5)   

 

             b.   How the packet filtering mechanism of internet firewall works?  Also state what purpose do digital signature serve?                                                 (4+4)

 

  Q.8     a.   What do you mean by RPC?  What are the techniques available for generating dynamic HTML?  Explain.                                                           (2+6)

 

             b.   Write a sample HTML Form and write a JSP program for receiving HTML Form data.                  (4+4)

 

  Q.9     a.   What are the limitation of mobile devices?  Describe the internal architecture of WAP gateway.                                                                  (3+5)

 

             b.   What are the alternate technologies of WAP available for mobile application development?  What are the differences between CDMA and GPRS?                                                                           (8)