EXAMINATION, OCTOBER/ NOVEMBER 2000 SOFTWARE ENGINEERING (R)

MAHATMA GHANDHI UNIVERSITY (MG)

B.TECH DEGREE EXAMINATION, OCTOBER/ NOVEMBER 2000
SOFTWARE ENGINEERING (R)

Part A (Short Questions)

1. What are the different aspects that should be specified in an SRS (Software Requirement specification )?

2. What are the major outputs in a development project which follows the waterfall model?

3. What are software metrics ? What is the role of metrics in project management ?

4. What is the use of decision table ?

5. What is an object model ?'What is a link attribute ? Explain with examples.

6. Explain generalization and inheritance.

7. What is structured programming and why is it important?

8. Explain what is UML.

9. Explain how code reviews and walk through are done.

10. Explain what is meant by a Test Plan. (10 x 4 = 40 marks)

Part B

11. (a) Enumerate and explain the steps involved in planning and designing a software.       Or

    (b) (i) Discuss the role of prototyping in a software development process.

        (ii) Differentiate between incremental prototype and throw away prototype.

12. (a) Explain the important steps involved in Object-Oriented Designs tasking a real world application.    Or

    (b) Explain the major differences and similarities between OMT and Structural Analysis / Structural Design (SA/SD)

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

    (b) Write short notes on: (i) Analysis model (ii) Design model.

    (iii)                         Implementation model (iv) Test model.

14. (a) (i)  What is Program Documentation ? What is its significance in program development and use ? Discuss the methods of documenting a program.

        (ii) What is the role of Information Hiding in Software Development? How can it be achieved?           Or

    (b) (i) Explain what do you mean by modularity with reference to a software system.

    (ii) Explain the stepwise refinement approach to software development.

15. (a) Distinguish between

    (i)                                  Testing and Debugging a software.

    (ii)                        Verification and Validation of software.

    (iii)                             Software error and Software failure.            Or

    (b) What are the different levels of testing and the goals of the different levels ? Explain how they are conducted.

(5 x 12 = 60 marks)

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MAHATMA GHANDHI UNIVERSITY (MG) B. TECH. ECH DEGREE EXAMINATION,1VIAY 2002 SOFTWARE ENGINEERING (R)

MAHATMA GHANDHI UNIVERSITY (MG)

B. TECH. ECH DEGREE EXAMINATION,1VIAY 2002

SOFTWARE ENGINEERING (R)
Part A

1. What are the various phases in software development ?

2. What are the major outputs in a development project which follows the waterfall model

3. Explain the concept of dynamic modelling.

4. Explain what is meant by Universal Modelling Language.

5. Explain some advantages and disadvantages of conventional design method.

6. Explain the concept data flow diagram.

7. Explain the top down approach of programming.

8. Explain what is meant by symbolic execution.

9. What is meant by structural testing ?

10. Explain, what is meant by a test plan.      (10 x 4 = 40 marks)

Part B

11. (a) Explain the various steps involved in planning and designing a software.     Or

    (b) (i) Which of the software development process models would you chose. Justify your answer.

            (ii) Which process model can be used for on-line reservation would you chose. Justify your answer.

12. (a) Explain the concept of data abstraction. What are the important characteristics of an OOP language ? Discuss the support offered by an OOP language to the process of software development based on object oriented design.            Or

    (b) Explain the major difference and similarities between OMT and Structural Analysis./ structural design.

13. (a) Explain the Boach's methodology. Or

    (b) Explain the Jacobsons methodoloay.

14. (a) Explain what do you mean modularity with reference to software system. ,Explain the stepwise refinement approach to software development.    .           Or

            (i) Explain the various guidelines for software documentation.

            (ii) Explain how code reviews and walk through are done.

15. (a) What is meant by software reliability ? How do you estimate it Explain the various software reliability models. Or

    (b) (i) Distinguish between black box and white box testing. (ii) Explain the. following terms related to software testing :

            (i)         Functional and structural testing.

            (ii)        Safety and Reliability.            (iii) Fault and Error

            (iv) Error and failure.  (5 x 12 = 60 marks)

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OCTOBER / NOVEMBER 2000 COMPUTER NETWORKS (R)

MAHATMA GHANDHI UNIVERSITY (MG)

B.Teeh. DEGREE EXAMINATION,

OCTOBER / NOVEMBER 2000

COMPUTER NETWORKS (R)

(New Scheme - 1997 admissions)

Time: Three Hours                               Maximum 100 Marks

Part A

 Answer all questions.

1. Discuss the bus network topology.

2. Show the important layers of the ISO model in a block diagram.

3. Explain briefly the features of ISDN.

4. Discuss the important transmission media for digital data transfer.

5. Compare analog transmission with digital transmission.

6. Discuss pure ALOHA.

7. Discuss the use of MAC addresses.

8. Explain the features of UDP packets.

9. Discuss the features of transport layer in ISO0 model. arks)

10. What is -virtual terminal ?  (10 x 4 = 40 marks)

Part B

Answer all questions. All questions carry equal marks.

11. (a) Discuss the various network topologies with diagrams. Or

    (b) Explain the various physical media used for computer networking.

12. (a) Discuss the various routing algorithms and the hardware used for the same.    Or

    (b) Explain the problem of congestion and the methods used for overcoming these.

13. (a) Discuss the various ALOHA schemes. Or

    (b) Explain the LAN and AN features.

14. (a) Discuss, the packet switcWhing schemes currently used on the Internet          Or

    (b) Explain the implementation issues of the Physical layer protocol.

15. (a) Discuss the need of Cryptography in data communication. Or

    (b) Discuss the implementation of the electronic x 12 mail.

(5 x 12 = 60 marks)

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COMPUTER NETWORKS (R) B.Tech. DEGREE EXAMINATION, APRIL / MAY 2001

MAHATMA GHANDHI UNIVERSITY (MG)

B.Tech. DEGREE EXAMINATION, APRIL /  MAY 2001

Branch: Computer Science Engineering

Seventh Semester, (New Scheme)

COMPUTER NETWORKS (R)

Time : Three Hours                                          Maximum : 100 Marks

Part A

Answer all questions.

1. Discuss the star network toology.    the IS

2. Discuss the functioning of the Physical Layer thO model

3. Discuss what is meant by routing table.

4. Discuss datagram concept a applied to network layer.

5. Discuss the nature of IP packets and their headers.

7. Explain connectionless protocol with a typical example.

8. Explain the FTP service.

9. Discuss the implementation of access management as applied to the presentation layer.

10. Explain the sliding window protocol.         (10 x 4 = 40 marks)

Part B

Answer all questions.

All questions carry equal marks.

11. (a) With a neat block diagram, explain briefly the ISO Jaye model.

Or

   (b) Compare analog transmission and digital transmission with special reference to ISDN.

12. (a) Discuss the concept of a data packets and their formats tis used in computer networks.

Or

    (b) I xplain the various hardware components used for computer data communication.

13. (a) Discuss satellite packet broadcasting in brief

Or

    (b) Discuss the IEEE and 802.3 standards for LAN.

14. (a) Explain the session layer services and their implementation. Or

    (b) Discuss the services implemented in the transport layer and the nature of the implementation.

15. (a)  Discuss the need for data compression techniques the methods used for it as applied to computer communication.

Or

    (b)    Explain the nil poitant services offered by the presentation layer.       (5 x 12 = 60 marks)

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

OCTOBER / NOVEMBER - 2001 COMPUTER NETWORKS (R)

MAHATMA GHANDHI UNIVERSITY (MG)

B.Tech. DEGREE EXAMINATION,
OCTOBER / NOVEMBER - 2001

COMPUTER NETWORKS (R)

Maximum: 100 Marks

Time: Three Hours

Part A

Answer all questions.

1. What is MAC sublayer ?

2. Explain about design issues of networks.

3. Compare packet switching and circuit switching .

4. What is rnultipath routing ?

5. Compare pure aloha and slotted alystems.

6. What are packet radio networks ?

7. Explain how            performs synchronisation on. w sessions laye

8. What is remote procedure call `?

9. Describe file transfer protocol.

10. Describe different  methods. fent data re

(10 x 4 ---- 40 marks)

Part B

11. Explain different methods to overcome dea o .

12. Explain about different IEEE standards

13. Explain about aloha systems.

14. Explain the role of session layer.

15. Explain mail server

16. Explain the role of transport layer.

     (5 x 12 --- 60 marks)

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

COMPUTER NETWORKS (R) B.Tech. DEGREE EXAMINATION, APRIL / MAY 2001

MAHATMA GHANDHI UNIVERSITY (MG)

B.Tech. DEGREE EXAMINATION, APRIL /  MAY 2001

Branch: Computer Science Engineering

COMPUTER NETWORKS (R)

(New Scheme - 1997 admission onwards)

Time: Three Hours                             Maximum: 100 Marks

Part A

Answer all questions.

1. Discuss the star network toology.   the IS

2. Discuss the functioning of the Physical Layer thO model

3. Discuss what is meant by routing table.

4. Discuss datagram concept a applied to network layer.

5. Differentiate between bridges and routers.

6. Discuss the nature of IP packets and their headers.

7. Explain connectionless protocol with a typical example.

8. Explain the FTP service.

9. Discuss the implementation of access management as applied to the presentation layer.

10. Explain the sliding window protocol.       (10 x 4 = 40 marks)

Part B

Answer all questions.

All questions carry equal marks.

11. (a) With a neat block diagram, explain briefly the ISO Jaye model.

Or

    (b) Compare analog transmission and digital transmission with special reference to ISDN.

12. (a) Discuss the concept of a data packets and their formats tis used in computer networks.

Or

    (b) I xplain the various hardware components used for computer data communication.

13. (a) Discuss satellite packet broadcasting in brief

Or

    (b) Discuss the IEEE and 802.3 standards for LAN.

14. (a) Explain the session layer services and their implementation. Or

    (b) Discuss the services implemented in the transport layer and the nature of the implementation.

15. (a)  Discuss the need for data compression techniques the methods used for it as applied to computer communication.

Or

    (b)    Explain the nil poitant services offered by the presentation layer.     (5 x 12 = 60 marks)

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

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

MAHATMA GHANDHI UNIVERSITY (MG)

B. TECH. DEGREE EXAMINATION, MAY 2005
Sixth, Semester

Branch: Computer Science and Engineering,

Information Technology

COMPUTER NETWORKS (R, T)

(New Scheme-2002 admission)

Time: Three Hours                                                Maximum .100 Marks

Answer all questions.
Part A

1. What are the advantages of layered architecture ?

2. What are some of thephysjcal media that ethernet can run over

3. Describe any one method of error detection

4. Explain CSMA.          •

5. Explain the use of routing algorithms.

6. What are the causes for congestion in networks ?

7. Distinguish between Connection Oriented and Connectionless Services.

8. Briefly explain the functions of transport layer.

9. Give an over view of blue tooth.

10. What is a mobile switching centre?     (10 x 4 =- 40 marks)

Part-B

11. (a) Explain in detail the ISDN system architecture.

Or

    (b) Distinguish clearly between Hubs, Bridges and Routers.

12. (a) Explain different multiple access protocols.

Or

    (b) Explain in detail the slotted ALOHA protocol.

13. (a) Explain the causes of congestion and methods to avoid them in networks.

Or

    (b) Describe in detail the leaky bucket algorithm.

14. (a) Compare ATM with TCP/IP networks.

Or

    (b) Describe different protocols used by the transport layer in ensuring reliable data transfer.

15. (a) Explain blue-tooth technology architecture.

    (b) Write down different applications of the interact and about the protocols used for each application.

(5 x 12 60 marks)

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

SET (State Eligibility Test) Questions and answers

3. After attending an inservice cource you are offered one book from among the four listed below. Which one will be your first preference?
(a) A novel written by a famous author.
(b) A book on innovative instructional strategies
(c) The autobiography of your favourite political leader.
(d) A book on the philosophy of Rousseau. 4. On a free evening you have the choice to
6. A boy continues to talk in the class with his mates even after being warned. What action would you take?
(a) Send him out of the class room
(b) Talk more loudly and attract his attention
(c) Make the whole class sit quiet for five minutes, with folded hands.
(d) Arrange a counseling session for the boy.
7. A boy who is deeply interested in sports is found not to show progress in academic studies. What step will you take inorder to help him?
(a) Encourage him to concentrate on sports even at the risk of neglecting academic studies.
(b) Provide him compensatory programmes to make up for the backwardness in studies.
(c)Convince him that it is better to suspend sports activities till the examinations are over.
(d) Don't interfere and allow him to follow his own course of action.
8. Some students are found to buy unhygienic food items from the school gate. What is its remedy?
(a) Force the peddlers concerned vacate the school gate
(b) Arrange for explaining the harmful effects of the practice in the school assembly.
(c) Inform the principal about this.
(d) Announce that those who do so will be severely punished.
9. In the Parent Teacher Association meeting, some parents point out that your pupils have complained that they do not understand the topic clearly. What will be your reaction?
a) Identify the pupils and schold them for complaining child to take a decision
11. A decision about an issue taken by you has been criticised by a large number of your colleagues. What will you do under such a situation?
a) Accept their suggestions and change your stand
b) Stick on to your original stand point
c) Gather support for your stand from other friends
d) Study their points of view and accept if you are convinced
12. You and your friend send entries for an educational competition. Your friend wins a prize, but not you. Other colleagues cut jokes about this. What will be your reaction?
a) Congratulate the winner and wait for the next chance
b) Tell the colleagues that other friend won it by political influence
c) Ask the colleagues to study the entries and pass a judgment
d) Write to the organizers about the injustice and favoritism
13. The meaning of a phenomenon is found to be vague for students. What step would you suggest to make its meaning definite?
a) Ask them to give their own explanation
b) Use some concrete mediator that could help in visualising the phenomenon
c) Explain it again and again until everybody understands it
d) Advise them to seek the help of some expert
14. Which of the following learning experiences do you think most appropriate to the developmental stage of a sixteen year old learner, while learning a principle?
a) Participating in physical activities depicting the principle
b) Examining a diagram which illustrate the application of the principle
c) Arrive at the principle inductively and
19. Which of the following activities world help a teacher best, to make communication effective?
A. use of instructional aides where ever possible
B. help given to students to get meaning out of what he teaches
C. asking questions in between teaching with a view to evaluate
D. help given to students for finding the correct answers to questions.
20. "Truth in that which works" is a saying often quoted in relation to the philosophy of:
A. Realism
B. Pragmatism
C. Idealism
D. Naturalism.
21. Open Universities have been started become of:
A. economic stringency
B. demand for higher education
2. Name the Indian who has been appointed as the Vice President of Interpol?
(a) H. T. Sangliana
(b) Joginder Singh
(c) I.K. Govind
(d) P.C. Sharma Ans:d.
3. What is the motto of Afro- Asian games?
(a) Swifter-Higher-Stronger
(b) Ever onwards
(c) Two continents, one spirit
(d) None of these
Ans;c.
4. Name the second largest island?
 (a) Borneo
(b) Greenland
(c) Madagascar
(d) New Guinea
 Ans:d.
23) On a free evening, you have the choice to attend one of the tour programmes taking place in your town. Which will be your first preference?
(a) Screening of a famous movie
(b) A recital of their poems by five well known poets
(c) A seminar of academicians on issue in contemporary education.
(d) An exhibition of agricultural products
5. An insignificant issue develops into a serious conflict between a section of your students and a group of students in a neighbouring school. How will you respond?
(a) Will not involve in the issue at all.
(b) Support the students of your school
(c) Support the students of the other
10. A pupil facing a problem asks the teacher 'what shall I do?' The teacher should:
a) Provide the pupil with course of action after considering his abilities
b) tell the pupil what he would do if he were in the pupils place
c) ask the pupil to get the advice of his parents
d) have an intimate discussion with the pupil and provide insight to enable the
apply it deductively while solving problematic situations
d) Memorising the principle for use on future occasions
15. Which of the strategies is the most important for enhancing the level of mastering in learning?
a) Providing attractive incentive to high achievers
b) Providing continuous in-service training to teachers
c) Adopting the strategy of diagnosis and remediation while imparting instruction
d) Use of technological gadgets to make instruction dynamic
Ans: C
24. Cognitive field psychology does not accept the practice of learning through
 A. logical differentiation
B. meaningful generalizations
C. purposeful restructuring
D. piece meal learning
Ans: D

25. Education should give stress on desirable changes in:
A. cognitive domain
B. affective domain
C. psychomotor domain
D. all the above domains.
Ans: D
9. The Australian Cricket Player who is the new Aussies Tourism Ambassador to India?
(a) Steve Waugh
(b) Shane Warne
(c) David Boon
(d) Mark Waugh
Ans: A
10. The first City to implement Conditional Access System (CAS)?
(a) Delhi
(b) Mumbai,
(c) Kolkotta
(d) Chennai
Ans:(d).