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?

1285

Write the code for a singleton class?

1105

Why have we used synchronized here?

1071

Give me example of chain of responsibility design pattern?

1134

Are you using singleton in your code?

1257

What is the difference between proxy and adapter?

1193

What is the use of such a class?

1356

Can we have this pattern implemented using static class?

1125

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

1022

Why have we declared the instance reference volatile?

1065

What is the gang of four design pattern?

1156

When should design patterns be used?

1124

What are creational design patterns?

1138

What is a behavioral design pattern?

1094

what is the lazy design pattern?

1115

Post New Design Patterns Questions

Un-Answered Questions { Design Patterns }

Quartus II software version 6.0 is available for which operating systems (OS)?

2521

What are structural design patterns?

1197

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

1060

What is the difference between factory and strategy design pattern?

1097

What is the creational design pattern?

1142

Is bean a singleton?

1040

What is proxy in design pattern?

1100

What are creational design patterns?

1138

Is singleton scope thread safe?

1177

What is the difference between builder and composite?

1209

Which design pattern is mostly used in net?

1160

What are the most popular design patterns?

1109

What are the main types of concurrency design patterns?

1141

What are the SDLC phases you have invloved ?

2828

What is the concurrency design pattern?

1202

For More Un-Answered { Design Patterns } Questions Click Here