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Monday, November 23, 2009

Object-Oriented Systems Development

MCQs on Object-Oriented Systems Development

1. Which model of object-oriented paradigm replaces the classic “water-fall” model of procedure-oriented development?

a) Fountain model

b) Spiral model

c) Throwaway prototyping model

d) None of the above

  1. Functional decomposition technique can be used to implement _________.

a) Spiral model

b) Water-fall model

c) Reuse model

d) Fountain model

  1. Which of the following is true about object-oriented analysis (OOA) approach?

a) Identifies the objects and their attributes

b) Identifies the services that each object is expected to provide

c) Establishes interconnections between the objects

d) All of the above

  1. Data flow diagram is also known as________.

a) Bubble chart

b) Data flow graph

c) Both a and b

d) None of the above

  1. Which of the following can be used to identify the services provided and received by objects?

a) Information Flow Diagram

b) Entity-Relationship Diagram

c) Either a or b

d) Neither a nor b

  1. Which relationship defines ‘is_a’ relationship in object-oriented design?

a) Containment relationship

b) Inheritance relationship

c) Use relationship

d) None of the above

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