Code: T-16                                                                                              Subject: E-COMMERCE

Time: 3 Hours                                                                                                     Max. Marks: 100

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. Questions in ITALICS are choice questions.

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

Q.1       Choose the correct or best alternative in the following:                                         (2x10)

a. Network using two different protocols can interact each other using 

(A)  Gateways

(B)   I-ways

(C)   Bridges

(D)   All the above

b. Telnet is a service that runs

(A) Remote programs                         (B)  Television on Net

(C)  Hyper mails                                  (D)  Tele texts

             c.   Dictionary comparison method is used in

(A) Biometric systems.                         (B)  Password schemes.

(C) Firewalls.                                      (D)  Digital signatures.

             d.   64 bit blocks with 56 bit secret keys are used in

(A) DES algorithm.                              (B)  AES algorithm.

(C) Public Key Cryptography.             (D)  RSA Algorithm.

             e.   Kerberos is an example of

(A) Smart Card Authentication.         

(B) I/P Protocol.

(C) Third Party Authentication Protocol.

(D) Token authentication.

 f.   A system made of nodes (documents) and links (pointers) is called

(A) Web Page                                      (B) Hyper Text

(C) Hyper Media                                  (D) Multi Media

 g.   The three basic classification of Internet data and transactions are

(A) Public data, copyright data, confidential data.

(B) Public data, basic data, encrypted data.

(C) Copyright data, existing data, formal data.

(D) Basic data, formal data, encrypted data.

  h.  Impulsive buyers are the ones

(A) Who purchase products after making some comparisons.

(B) Who do research before making the decision to purchase products.

(C) Who purchase products quickly.

(D) Who don’t buy products.

  i.  J C Penny Cards are examples of

(A) Credit Cards                                  (B) Charge Cards

(C) Smart Cards                                   (D) Debit Cards

 j.   In business applications, translation of requests for price quotes are

       processed in

(A) EDI-Semantic layer.                    

(B) EDI-Physical network layer.   

(C) EDI-Transport layer.                    

(D) EDI-Standards translation layer.   

Answer any FIVE Questions out of EIGHT Questions.

Each question carries 16 marks.

Q.2     a.   Explain the generic framework for E-commerce.                                               (10)

             b.   Differentiate between

(i) Convergence of content and convergence of transmission.

(ii) Switch and Router.                                                                   (6)

  Q.3    a.   What is the role of consumers in E-commerce applications?                    (6)

b.   Explain the three major problems that manifest in client server network

                  security?                                                                                                            (8)

            c.    What is SMTP?                                                                                                (2)

Q.4      a.    What is an IP address? How are they allocated?                                                (3)

b.    Explain the hacker’s role in server side threats.                                                   (5)

c.   How firewalls protect the networks? Explain.                                                      (8)

Q.5      a.    Differentiate between

                        (i)         public key cryptography

                        (ii)        secret key cryptography                                                                (10)

b.   Explain briefly the operation of the third party authentication protocol.                (6)

Q.6      a. Explain the different types of E-commerce Models.                                (6)

            b.  Define 

(i) HTML

(ii) Hypertext and Hypermedia

(iii) URL

(iv) HTTP

(v) CGI                                                                       (5x2=10)

Q.7      a.   How does SSL provide data encryption, server authentication and message        

                  integrity for TCP/IP connection?                                                                        (6)

b.  Explain the operation of ATMs. How does an ATM network function?                (6)

c.   Differentiate between Home shopping and Home Entertainment.                         (4)

Q.8       a.  What are the characteristics required for consumer oriented E-Commerce?          (6)

             b.  Explain the pre-purchase preparation in Mercantile Models.                                 (6)

             c.   Classify EFT (Electronic Fund Transfer).                                                            (4)

Q.9      a.   What is EDI? Explain the benefits and drawbacks of EDI process. Also,  

explain different EDI components.                                                          (9)

b.   What are the three ways of credit card payments on online networks?                  (3)

c.     What is E-purse? How is it different from E-Check? (4)

OR

Q.10           a.                                                        Explain the working of an E-cash system.           (7)

b.   Why do companies prefer to use JIT (Just In Time) and QR (Quick Response) with EDI?                                                                    (6)

c.   What is the role of Electronic Brokerages in internal market place?              (3)