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

OOAD Interview Questions

Questions Answers Views Company eMail

Define Initialisation Purpose.

Atos Origin,

1007

Explain about Overloading vs Overriding ?

985

How to differentiate between a CreateObject() and GetObject() ?

CGI,

1050

What are Classes and Objects?

MindCracker,

1027

What is the use of destructive method?

Tech Mahindra,

961

Can you tell something about GDI objects?

C DAC, CDAC,

991

What is the difference between abstract & interface?

MindCracker,

1064

What do you mean by data hiding?

Tavant Technologies, Virtusa,

1122

Explain serialization and overriding?

Motorola,

1073

What do you mean by operator overloading?

BirlaSoft,

1114

How do I make sure that an object is released in code such as a connection or file object?

MindCracker,

1074

Explain what you understand by function overloading.

TCS,

970

State two differences between an object and a class.

DELL,

1124

Can a function be overloaded based on return types?

iNautix,

966

Explain what an object is.

TCS,

1068

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Un-Answered Questions { OOAD }

What is constructor and virtual function? Can we call virtual funciton in a constructor?

1013

What is method overriding?

942

Differentiate between a class and a method.

1107

What is the difference abstract class and interface?

984

What is the function of pure virtual functions?

921

Explain the abstract class modifier?

886

What do you mean by virtual function and virtual classes?

1018

What is the difference between public, private and protected access modifiers?

1046

Does java support multiple inheritance? if not, what is the solution?

977

What is a constructor in class?

1083

What is virtual?

1177

Which oops concept is used as reuse mechanism?

3529

How to make a class accessible as a web service?

961

Can a class implement two interfaces having default method with same name and signature?

1017

Name some languages which have object oriented language and characteristics?

999

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