What is object model ? Which diagrams are used in Object model? How Object model is different from dynamic model? Explain in detail.

What is OOAD? Explain advantages of Object Oriented Systems.

What is Sequence Diagram ? Draw Sequence Diagram for cash withdrawal from an ATM system.

What is UML? What are types of UML diagrams? Draw class diagram for Online Examination System. Make necessary assumptions.

Draw a DFD for Online Shopping System. Make necessary assumptions.

What is object model ? Which diagrams are used in Object model? How Object model is different from dynamic model? Explain in detail.

i) Inheritance
ii) Concurrency Control
iii) Deployment Diagram
iv) Integrity Constraints

What is aggregation? Example using suitable example