Question: Which pattern prevents one from creating more than one instance of a variable ?

• 1. Factory Method
• 2. Singleton
• 3. Observer
• 4. None of the mentioned

Question: Which of the following is a design pattern?

• 1. Behavioral
• 2. Structural
• 3. Abstract Factory
• 4. All of the mentioned

Question: The recurring aspects of designs are called design____________________?

• 1. patterns
• 2. documents
• 3. structures
• 4. methods

Question: You want to minimize development cost by reusing methods? Which design pattern would you choose ?

• 1. Adapter Pattern
• 2. Singleton Pattern
• 3. Delegation pattern
• 4. Immutable Pattern

Question: PRD stands for____________________?

• 1. Product Requirement Document
• 2. Project Requirement Document
• 3. Product Restrictions Document
• 4. None of the mentioned

Question: The use of design patterns for the development of object-oriented software has important implications for____________________?

• 1. Component-based software engineering
• 2. Reusability in general
• 3. All of the mentioned
• 4. None of the mentioned

Question: Which mechanism is applied to use a design pattern in an OO system ?

• 1. Inheritance
• 2. Composition
• 3. All of the mentioned
• 4. None of the mentioned

Question: How many diagrams are here in Unified Modelling Language ?

• 1. six
• 2. seven
• 3. eight
• 4. nine

Question: Interaction Diagram is a combined term for_____________________?

• 1. Sequence Diagram + Collaboration Diagram
• 2. Activity Diagram + State Chart Diagram
• 3. Deployment Diagram + Collaboration Diagram
• 4. None of the mentioned

Question: Which diagram in UML shows a complete or partial view of the structure of a modeled system at a specific time ?

• 1. Sequence Diagram
• 2. Collaboration Diagram
• 3. Class Diagram
• 4. Object Diagram