Software Engineering MCQs

1. What does UML stand for?

a) Universal Modelling Layout b) Unified Modelling Language c) Unified Management Language d) Universal Management Layout

2. Which diagram represents the static structure of a system?

a) Sequence Diagram b) Use Case Diagram c) Class Diagram d) Activity Diagram

3. Which UML diagram shows interactions between objects over time?

a) Class Diagram b) Sequence Diagram c) Component Diagram d) Deployment Diagram

4. What is an "actor" in a Use Case Diagram?

a) A user or system interacting with the system b) A class in the system c) A function or method d) A database entity

5. Which diagram is used to show the flow of control or data in a system?

a) State Diagram b) Component Diagram c) Activity Diagram d) Class Diagram

6. What symbol is used to represent a class in UML?

a) Oval b) Rectangle with three compartments c) Diamond d) Hexagon

7. Which relationship represents "one class is a part of another class"?

a) Inheritance b) Association c) Aggregation d) Composition

8. What is the purpose of a state diagram?

a) Show system architecture b) Model object interactions c) Describe states and transitions of an object d) Represent database schemas

9. Which diagram is used to model physical deployment of software components?

a) Component Diagram b) Package Diagram c) Deployment Diagram d) Object Diagram

10. In UML, what is the term for a blueprint of an object?

a) Method b) Attribute c) Class d) Interface

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