Software Design Pattern MCQ

Test your knowledge with important Software Design Pattern MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Software Design Pattern MCQs at Bissoy

• In factory method pattern, the framework must instantiate classes but it only knows about the abstract classes, which it cannot initiate. How would one solve this problem?
  ক

  encapsulating the knowledge of which document subclass to is to be created and

  খ

  moving this knowledge out of the framework

  গ

  instantiating the application specific documents without knowing their class

  ঘ

  all of the mentioned
• Facade pattern couples a subsystem from its clients.
  ক

  True

  খ

  False
• Which design pattern defines one-to-many dependency among objects?
  ক

  Singleton pattern

  খ

  Facade Pattern

  গ

  Observer pattern

  ঘ

  Factory method pattern
• Facade pattern promotes weak coupling between subsystem and its clients.
  ক

  True

  খ

  False
• Which pattern prevents one from creating more than one instance of a variable?
  ক

  Factory Method

  খ

  Singleton

  গ

  Observer

  ঘ

  None of the mentioned
• Design pattern is a solution to a problem that occurs repeatedly in a variety of contexts.
  ক

  True

  খ

  False
• The recurring aspects of designs are called design
  ক

  patterns

  খ

  documents

  গ

  structures

  ঘ

  methods
• You want to avoid multiple inheritance. Which design pattern would you choose?
  ক

  Abstraction-Occurrence Pattern

  খ

  Player-Role Pattern

  গ

  General Hierarchy Pattern

  ঘ

  Singleton Pattern
• You want to minimize development cost by reusing methods? Which design pattern would you choose?
  ক

  Adapter Pattern

  খ

  Singleton Pattern

  গ

  Delegation pattern

  ঘ

  Immutable Pattern
• The use of design patterns for the development of object-oriented software has important implications for
  ক

  Component-based software engineering

  খ

  Reusability in general

  গ

  All of the mentioned

  ঘ

  None of the mentioned
• Design patterns does not follow the concept of software reuse.
  ক

  True

  খ

  False
• Which mechanism is applied to use a design pattern in an OO system?
  ক

  Inheritance

  খ

  Composition

  গ

  All of the mentioned

  ঘ

  None of the mentioned