B.TECH.DEGREE EXAMINATION,OCTOBER/NOVEMBER2003 SOFTWARE ENGINEERING* (R, I),

MAHATMA GHANDHI UNIVERSITY (MG)

B.TECH.DEGREE EXAMINATION,OCTOBER/NOVEMBER2003
SOFTWARE ENGINEERING^* (R, I),
Time : Three Hours                                     Maximum : 100 Marks
Part A

1. Explain the 4 P's of a software project.

2. Distinguish between verification and validation.

3. State the advantages of object modelling.

4. What is a functional model ?

5. What is a use case diagram ? Give an example.

6. Describe the UIVIL notations defined by Booch.

7. Compare and contrast Bottom-up and Top-down approach.

8. What is data abstraction ?

9. What is glass box testing ?

10.           Explain functional testing.           (10 x 4 = 40 marks)

Part B

11. (a) Explain the various phases in software development. What is a spiral model ?    (8 + 4 = 12 marks)

Or

    (b) Discuss the various categories of software metrics.

(12 marks)

12. (a) Explain the various steps in object-oriented design with an example.     (12 marks)

    (b) (i) What is generalization and specialization?

    (4 marks)

    (ii) Explain Functional modelling.           (8 marks)

13. (a) Explain Jacobson's methodology for design. (12 marks) Or

    (b) Write short notes on : (i) Requirements model; (ii) Test Model. (6 + 6 = 12 marks)

14. (a) Discuss various programming styles with examples. (12 marks). Or

    (b) Explain program documentation and its methods. (12 marks)

15. (a) Discuss in detail about various testing methods. (12 marks) Or

    (b) Explain, Reliability assessing techniques and software efficiency.         

(6 + 6 = 12 marks) [5 x 12 = 60 marks]

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B.TECH. DEGREE EXAMINATION, APRIL / MAY 2003 SOFTWARE ENGINEERING (I, R)

MAHATMA GHANDHI UNIVERSITY (MG)

B.TECH. DEGREE EXAMINATION, APRIL / MAY 2003

SOFTWARE ENGINEERING (I, R)

Time: Three Hours                   Maximum : 100 Marks

Part A

1. What is software engineering ? Mention two advantages.

2. What is requifement specification

3. State the differences between Object oriented design and Structured design.

4. Give an example of abstract class and explain.

5. Discuss about implementation model.

6. What is data concurrency ?

7. State the importance of documentation.

8. What is complexity analysis ?

9. What is software reliability ?

10. Differentiate Verification and. Validation. (1 0 x 4 = 40 marks)

Part B

11. (a) What are the various steps involved in developing an application ? What is COCOMO model ? (12 marks) Or

    (b) Write short notes on :

                (i) Process model ; (ii) Spiral model; and

                (iii) Validation.     (4 + 4 + 4 = 12 marks)

12. (a) Discuss about Rumbaugh's model.     (12 marks)

    (b) Write short notes on

                (i) Dynamic modeling and (ii) State diagrams.

                (6 + 6 = 12 marks)

13. (a) Write short notes on:

                (i) Booch Notations and (ii) Use cases. (6 + 6 = 12 marks) Or

    (b) Write short notes on:

                (i)            Implementation model; (ii) Testing model.

                (6 + 6 =- 12 marks)

14. (a) Discuss the various documentation parameters and its importance. (12 marks)

Or

    (b) Write short notes on:.

                (i) Code reviews and Walk throughs;

                (ii)           Correctness           (6 + 6 = 12 marks)

15. (a) Discuss about unit testing and functional testing. Or

    (b) Write short notes on

    (i) Verification and Validation; (ii) Reliability;

(6.+ 6 = 12 marks) (5 x 12 = 60 marks)

FOR COMPLETE PRINTED QUESTION PAPER SET CONTACT: 9745451920 Rs:50/-

MAY 2003 SOFTWARE. ENGINEERING (R, T)

MAHATMA GHANDHI UNIVERSITY (MG)

B.TECH. DEGREE EXAMINATION, MAY 2003

SOFTWARE. ENGINEERING (R, T)

Time : Three Hours                                               Maximum : 100 Marks

Part A

Answer all questions. Each question carries 4 marks.

1. What are the project outputs in waterfall model of software development ?

2. Explain quality metrics.

3. What is cost-schedule-milestone graph ?

4. What are the limitations of cost estimation models?

5. What is modularity ? Explain.

6. Define cohesion and its types.

7. Explain information hiding.

8. Write a note on static analysis.

9. Explain cause-effect graph.

10. Define and explain, error removal efficiency.

(10 x 4 = 40 marks)

11. (a) Discuss the various desirable characteristics of an SRS.

    (8 marks)

    (b) What do you mean by problem analysis Or

12. Explain the role of metrics and measurement in software development.

13. (a) What is Rayleigh curve ? Explain. (b) Explain project scheduling

Or

14. (a) Explain project planning process. (b) Explain risk control.

15. (a) What are the major metrics that-can be used to evaluate system design ? Which of these can be used to better approximate the size of final system, and how ?

    (6 marks)

    (b) What are the major methods for verifying a design ? Explain one method in detail.

    (6 marks)

Or

16. (a) Differentiate between coupling and cohesion . Discuss the factors affecting coupling.(8 marks) (b) Explain network metrics for design.         (4 marks)

17. Describe a technique for proving correctness. (12 marks) Or

18. (a) 4 What is the need of code inspection ? List the various items that can be included for code inspection (7 marks)

    (b) Explain unit testing.          (6 marks)

19. Discuss the various levels of testing.   (172 marks)

Or

20. (a) Explain various software reliability models. (7 .marks)

    (b) Explain data-flow-based testing. (5 marks)(5 x 12 = 60 marks)

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B.TECH. DEGREE Examination APRIL/MAY 2004 SOFTWARE ENGINEERING (I, R)

MAHATMA GHANDHI UNIVERSITY (MG)

B.TECH. DEGREE Examination APRIL/MAY 2004

Sixth Semester

Branch : Computer Science and Engineering, Information Technology
SOFTWARE ENGINEERING (I, R)

Time Three Hours                         •       Maximum : 100 Marks

Part A

Answer all questions. All questions carry equal marks

1. List out the benefits of developing a prototype early in the software process.

2. Explain different phases in software developriient.

3. What are the conventions used in RumBaugh's design ?

4. Briefly describe the data flow diagram.

5. Bring out the concepts ofBooch's methodology.

6. Write briefly on test model.

7. List down the major categories of documentation.

8. What is meant by structured programming "

9. What are the different techniques for assessing, reliability ?

10. How do you measure the efficiency of the software.? (10 x 4 = 40 marks)

11. (a) Explain in detail the software requirement specification. Or

    (b) Explain evolutionary prototyping technique with block diagram, bring out advantages and problems with evolutionary prototyping.

12. (a) Explain with examples the characteristics and advantages of object oriented design.

    (b) Explain state diagrams and concurrency.

13. (a) Describe Booch's methodology.           Or

    (b) Explain analysis models and universal Modelling Language.

14. (a) What is meant by proving correctness ? Explain with an example.       Or

    (b) Write notes on

            (i) Unit testing

            (iii) Information hiding.

15. (a)- Explain any two types of software testing.

    (b) Explain the different techniques for assessing productivity and error removal of software.      (5 x 12 = 60 marks)

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Computer Networks (R, I) B.TECH. DEGREE EXAMINATION APRIL 2005

MAHATMA GHANDHI UNIVERSITY (MG)

B.TECH. DEGREE EXAMINATION APRIL 2005

DEPARTMENT OF COMPUTER SCIENCE AND ENGINEERING

6TH SEMESTER

Computer Networks (R, I)

Time : Three Hours

Maximum : 100 Marks

Answer all questions.

1. Explain the ISDN system architecture.

2. Give the advantages and disadvantages of bus topology

3. Explain point-to-point network.

4. Explain flow Control.

5. Explain the properties ofcommunication satellit

6. Briefly explain         es. the features of LAN protocols.

7. What are the goals of transport layer? Explain.

8. Explain briefly the design issues of session layer.

9. What is meant by cryptography? Explain the two principles of cryptography.

10. Fxplaill electronic mail.

Part B

11. What is the role of ill d transmission media in LAN?  Explain digital transmission.

Or

   (1) Draw the (.BSI referee model and explain the functions of different layers.

12. (a) Explain in detail the congestion control algorithm.

Or

 (b) Write notes on :

    (i) Optimal routing (ii) Query flooding

13. (a) Describe the IEEE 802.3 for LAN.

Or

    (b) Explain the difference between Pure ALOHA slotted ALOHA.

14. (a) Discuss the internet Transport Protocols.

Or

    (b) Explain in detail how a TCP connection is established and torn down.  ression techniques.

15. (a) Explain in detail the different data comp

Or

    (b) Write notes on : (1) Virtuat terminal (n) File transfer.

(5 x 12 = 60 marks)

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RT 604 COMPUTER NETWORKS B.TECH. DEGREE EXAMINATION APRIL 2005

MAHATMA GHANDHI UNIVERSITY (MG)

B.TECH. DEGREE EXAMINATION APRIL 2005

DEPARTMENT OF COMPUTER SCIENCE AND ENGINEERING

6TH SEMESTER

RT 604 COMPUTER NETWORKS

Max.Marks: 100

Part A

1.  Compare OSI & TCP/IP reference models.

2.  Write notes on

   a) Communication satellites, b) Route c) Cable modem.

3.  Describe MAC sublayer.

4.  Explain CSMA/CD.

5.  Discuss optimality principle.

6.  What is Flooding? Mention its features.

7.  Differentiate between UDP & TCP.

8.  What is upward and downward multiplexing?

9.  Write short note on

   a) MIME           b) Mobile Switching Centre

10.  Mention the functions of Bluetooth L2CAP layer.

(10 x 4 marks)

PART -B

1.  Explain ISDN system architecture. OR

2.  Explain OSI reference model.

3.  Explain one bit sliding window protocol. OR

4.  Explain ALOHA protocol.,

5.  Explain link state & distance vector multicasting. OR

6.  Explain

   i)           Congestion control pnn

   ii)          Prevention policies Any one congestion control algorithm.

7.  Describe elements of Transport protocol. OR

8.  Write no on ATM. Explain the functions of each ATM subla.yer.

9.  a) Write an essay on Domain  Name System.

10. Explain Bluetooth with its architecture.

(5 x 12 ----- 60 marks)

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COMPUTER NETWORKS (R,T) B. TECH. DEGREE EXAMINATION, NOVEMBER 2005

MAHATMA GHANDHI UNIVERSITY (MG)

B. TECH. DEGREE EXAMINATION, NOVEMBER 2005

Sixth Semester

Branches : Computer Science and Pngineering/ Information Technology

COMPUTER NETWORKS (R,T)

(New Scheme-2002 Admission onwards)

Time : Three Hours                                               Maximum : 100 Marks

Part A

Answer all questions.

Each question carries 4 marks.

1. What are the need for Gateways ?

2. What is a low earth orbit Satellite?

3. Explain the difference between Error Detection and Error ,Correction.

4. Name some of the multiple access protocols.

5. Explain the concept of Virtual Circuits.

6. What is Jitter? Can it be controlled?

7. How does TCP differ from UDP?

8. Briefly explain the functions of transport layer.

9. Write brief note on DNS

10. Draw a block diagram of a mobile telephone system.

(10 x 4 = 40 Marks)

Part B

Answer all questions. Each question carries 12 marks.

11. (a) Draw the block diagram of an OSI reference model and briefly explain the functions of each.

Or

    (b) Explain different types of satellites used as transmission media.

12. (a) Explain in detail about the sliding window protocol.

Or

    (b) Compare pure ALOHA with slotted ALOHA with special reference to their efficiencies..

13. (a) Explain each of the following with suitable examples.

          (i)      Unicast.        (iii) Broadcast.

          (ii)     Multicast.

Or

    (b) Compare centralised and de-centralised routing algorithms. Explain any one of them with a suitable example.

14. (a) Can an application running over UDR ensure reliable data transfer ? If so how ?

    (b) Explain the alternating bit protocol for reliable data transfer.

15. (a) Name the application layer protocol used for e-mail and explain the same.

Or

    (b) Explain different topologies used in connection with mobile networks.   (5 x 12 = 60 marks)

FOR COMPLETE PRINTED QUESTION PAPER SET CONTACT: 9745451920 Rs:50/-