Code: AT-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.

· 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. How many layers are in TCP/IP Network?.                  

(A) 4                                                     (B)  5

(C) 7                                                     (D) 6

b. HTTP is a/an

(A) Application layer protocol                (B) Transport layer protocol

(C) Session layer protocol                      (D) Network layer protocol

c. SMTP protocol is used for

(A) sending mail                                    (B) receiving mail

(C) transferring file                                (D) sending image

d. FTP stands for

(A) Filtering Transport Protocol              (B) File Transfer Protocol

(C) Filtered Transfer Protocol                (D) File Transaction Protocol

e. Why XML is popular in E-Commerce.

(A) It consumes less bandwidth in network based application                                     

(B) It povides platform in-dependent-data format

(C) It provides standard mechanism for parsing data                                                  

               (D) All of the above

f. In Electronic-payment system, Payment gateway provides

(A) Verification of Card Number            (B) Verification of client authenticity

(C) Verification of user identity               (D) None of the above

g. EDI stands for

(A) Electronic Data Interchange            

(B) Electronic Digital-Signal Interchange 

(C) Electronic Digital Signature Interchange                                                               

(D) Electronic Data Information

h. Light Weight Directory Access Protocol recognizes the data format

(A) X.500                                              (B) X.25

(C) UTF-8                                             (D) X.900

i. Work-Flow is

(A) A systematic collection of Business Process                                                         

(B) A diagram for depicting the organizational work

(C) An UML diagram                           

               (D) None of the above

j. Firewall is used for

(A) Providing application security           (B) Providing network security

(C) All of the above                               (D) None of the above

Answer any FIVE Questions out of EIGHT Questions.

Each question carries 16 marks.

Q2.  a.    What do you mean by mark-up language? What are the differences between HTML and XML? Why HTML is called dull language?                                                                                   (2+3+2)

b.    What are Internet and Intranet? What are the technologies available for implementing supply chain model in EDI? Can it be implement by messaging technology? Discuss.                        (3+3+3)

Q.3  a. What do you mean by "Frame work" in E-Commerce application development. Write short note on B2B, C2B transaction model.                                                                                      (3+4)

b.    What is the difference between www and client/server technologies. Write a short note on www technology. Which technology is better for EDI Frame Work development?                     (3+3+3)

Q.4  a. Discuss the need for Encryption in EDI security. Write short note on following Encryption algorithm.

(i) DES               (ii) RSA               (iii) SHAI                                                   (1+9)

b.    What do you mean by authentication and authorization? Discuss the role of smart card for implementing authentication and authorization.                                                                         (3+3)

Q.5  a.    What do you mean by PKI (Public Key Infrastructure)? Discuss the two way authentication mechanism by PKI.                                                                                                                 (2+4)

        b.    Write short notes on the following                                                                       (10)

               (i) Public key                                        (ii) Certifying authority

               (iii) Private key                                     (iv) SSL protocol

Q.6  a.    What is firewall? Discuss the role of firewall for protecting the network. How many types of firewalls are available?                                                                                                      (2+4+2)

b.    Discuss about the policy of firewall management. Discuss about the Biometric Security system.            (4+4)

Q.7  a. What do you mean by Workflow? Design a sample EDI workflow diagram of an organization. What are the technologies available for workflow development?                                         (2+4+3)

b.    What is SSL? Discuss the role of SSL for implementing the security in http server. (3+4)

Q.8  a. Write short notes on following electronic payment system:

(i) Token-based electronic payment system.

(ii) E-Cash

(iii) E-Cheque                                                                                                        (9)

b. Discuss the role of Credit card and Debit card in electronic payment system.           (7)

Q.9  a. What do you mean by Mercantile Process Model? Discuss with respective to Consumers Perspective and Merchants Perspective.                                                                                 (3+3+3)

b. Discuss about the evaluation procedure of EDI software in Industries. Discuss about the risk factors of evaluation procedure.                                                                                        (4+3)