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

Design Patterns Interview Questions

Questions Answers Views Company eMail

How can we design/implement singleton object?

HP,

3 9275

What is impedance mismatch and How to solve the problem?

HP,

1 7973

Design Facade pattern - What is its application in projects ?

HP,

1 4027

Design the Factory pattern and What is its application ?

HP,

1 5986

How to analyze the design patterns ?

HP, Infosys, RRB,

1 7082

What are the design patterns and How can they make life easier for software development ?

ABC, HP,

1 6763

Explain the singleton, facade, or handle class design pattern?

ABC,

2 8601

what is a Design Pattern?

TCS,

5 10356

What are the different types of Design Patterns and Explain them?

Genpact, Gradatim, Gul Ahmed, TCS, Wipro,

3 52887

When to Use a Factory Pattern?

3 13617

In which application lifecycle phases is an application architecture produced?

Microsoft,

1 5003

In what cases are synchronous architectures more appropriate than asynchronous architectures?

Wipro,

1 5295

What is the publish/subscribe model?

1 5670

What are the advantages of thin clients?

1 5377

What are the advantages of asynchronous architectures?

Microsoft,

1 5544

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Un-Answered Questions { Design Patterns }

What are the most popular design patterns?

1071

What are the examples of the behavioral design patterns?

1147

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

1021

What are the SDLC phases you have invloved ?

2763

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

2490

What are structural design patterns?

1142

when performing a functional test on a phone calculator,if pressing on a button does not function what do i do next

8066

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

2629

Where should we use singleton design pattern?

1092

What is the difference between factory and builder design pattern?

985

5.Develop an entity relationships diagram that identiﬁes physical entity relationships.

2835

What are creational design patterns?

1085

Why have we declared the instance reference volatile?

1007

What is the difference between architecture and design?

1101

What is the factory pattern in the design pattern?

1174

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