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 difference between adapter and facade?

1227

Write the code for a singleton class?

1058

Why have we used synchronized here?

1027

Give me example of chain of responsibility design pattern?

1085

Are you using singleton in your code?

1197

What is the difference between proxy and adapter?

1149

What is the use of such a class?

1294

Can we have this pattern implemented using static class?

1087

What is the difference between factory and abstract factory design pattern?

985

Why have we declared the instance reference volatile?

1008

What is the gang of four design pattern?

1094

When should design patterns be used?

1081

What are creational design patterns?

1086

What is a behavioral design pattern?

1049

what is the lazy design pattern?

1057

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Un-Answered Questions { Design Patterns }

What are the types of design patterns?

1196

What is mvp design pattern?

1151

Suppose we have file(ps), dont know how many records are there. Move half of the records to 2 files. How can we do?

1025

What non-visual coding tools are available for web design?

2631

What is clean architecture?

1007

Is bean a singleton?

994

What are the 23 design patterns?

1174

What are the main usage of the patterns?

1104

What are the most commonly used design patterns?

1076

Why have we declared the instance reference volatile?

1008

What are useful tools for developing and testing color schemes for web sites?

2495

Can we have this pattern implemented using static class?

1087

Is singleton scope thread safe?

1135

What is architecture and what is design?

1129

What are the benefits of the proxy in the design pattern?

1062

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