If you are on this Page You Want to Download IGNOU MCS 219 Important Questions / Exam Notes 2023 Object Oriented Analysis and Design. In this section, You will find all the Exam important Questions of all courses which are divided by the Section “SEMESTER WISE”.
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| S.NO | Some Questions |
| 1 | (a) What is object orientation ? Explain the principles of object orientation. Also list the advantages of object orientation. (b) What is generalization ? How is it different from specialization ? Explain with the help of an example and diagram. |
| 2 | (a) What is a class diagram ? Draw a class diagram for ‘‘Online Banking System’’. Make necessary assumptions. (b) What is DFD ? List the symbols used in DFD. Draw up to level 1 DFD for an ‘‘Online Banking System’’. Make necessary assumptions. |
| 3 | (a) What is a dynamic model ? Explain any two UML diagrams used in dynamic modelling. (b) Explain how classes of a system are mapped to database tables, with the help of a suitable example and diagram |
| 4 | (a) Explain the concept of inheritance and polymorphism in OOAD, with the help of examples. (b) What is aggregation ? Why is it called a special kind of association ? Explain with the help of an example. |
| 5 | What is OOAD? What is OMT? Explain advantages of OOAD |
| 6 | Draw class diagram for online examination system. |
| 7 | What is functional model? Explain advantages of functional model with the help of example. |
| 8 | Draw a sequence diagram for online shopping system |
| 9 | What is association? Explain different types of association with example. Also describe how associations are implemented |
| 10 | Explain design optimization with the help of suitable example. |
| 11 | Map the object classes created in Question 2 above into database tables. Make necessary assumptions |
| 12 | What is OOAD? Explain why OOAD of software system should be preferred |
| 13 | Draw class diagram for online university admission system. |
| 14 | Explain relation of functional model with object model and dynamic model. |
| 15 | Draw a sequence diagram for payment using Mobile Wallet for shopping in a retail store. |
| 16 | Describe concept of system design optimization. Also, explain how design optimization may be achieved. |
| 17 | Explain how Bi-directional Association can be implemented, with the help of an example. |
| 18 | Map the object classes created in Question 2 above into database tables. Make necessary assumptions |
| S.NO | Short Questions |
| 1 | i) State Diagram ii) Object Design |
| 2 | i) Inheritance Adjustment ii) Creating class definition from class diagram |
| 3 | i) Handling boundary conditions in OOAD ii) Aggregation |
| 4 | i) Implementing Association ii) Integrity Constraints |
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