Design Patterns Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Design Patterns Interview Questions

Questions Answers Views Company eMail

What is the builder pattern?

633

What is the factory pattern in the design pattern?

733

What is proxy in design pattern?

605

What are the types of the proxy design you will get in the design pattern?

560

What is the design pattern?

633

What are the types of participants of the prototype design pattern you will get?

578

What is the prototype design pattern?

620

What is the executor design pattern?

718

What is the difference between factory and strategy design pattern?

539

Can we make the reference instance non static?

538

Give me example of observer design pattern?

621

What design pattern wrapper classes implement?

601

What is the difference between builder and composite?

605

Shall we use abstract classes or interfaces in policy / strategy design pattern?

592

What is the difference between factory and builder design pattern?

496

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Un-Answered Questions { Design Patterns }

What is aop design?

568

What is a behavioral design pattern?

614

Is singleton bean thread safe?

551

Why is singleton bad?

566

What are the most popular design patterns?

572

Can we make the reference instance non static?

538

Is singleton an anti pattern?

580

Explain three types of components comprise an application design?

577

What is singleton and factory pattern?

573

How do you choose a design pattern?

553

What is the concurrency design pattern?

700

What is a lazy initialization in singleton?

592

What are the 23 design patterns?

711

Is singleton a design pattern?

590

Can you explain singleton pattern?

562

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