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

OOPS Interview Questions

Questions Answers Views Company eMail

In what situation factory design patterns,DAO design patterns,singleton design patterns should be applied.?

2 7547

How to execute business logic for only once ..?even though user clicks submit button multiple times by mistake..? (i disabled JavaScript)

1 3331

what are the disadvantages of C++?

ATS, Infosys, UNI, Wipro,

25 95874

what is a virtual class?

Cap Gemini, IBM, Infosys, Trinity Technologies,

5 14877

WHEN A COPY CONSTER IS CALL ?

4 7198

WHY FUCTION OVERLOADING DOSENOT RETURN A RETEN TYPE

2 10169

what is abstract class ? when is used in real time ? give a exp

5 20103

write a program in c++ to overload the function add (s1,s2) where s1 and s2 are integers and floating point values.

4 20822

write a c++ program to find maximum of two numbers using inline functions.

IBM,

3 40072

to remove the repeated numbers from the given . i.e.., if the input is 12233 output should of 123

2 5521

What is the difference between const int *ptr and int const *ptr???

2 22307

what is the difference between class and object?

9 16449

What is the Advantage of Interface over the Inheritance in OOPS?

4 18292

design a c++ class for the chess board,provide a c++ class definition for such class(only class definition is required)

UBS,

6676

what is the difference b/w abstract and interface?

Merrill Lynch, Schneider, Scio Healthcare,

2 8879

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Un-Answered Questions { OOPS }

Why do we use polymorphism in oops?

1037

What is polymorphism and why is it important?

1040

What is purpose of inheritance?

1100

What are the benefits of interface?

1054

Where is pseudocode used?

1098

What is Difference Between Inheritance and creating object and getting data? means Class A extends B{ B.getMethod();} (OR) Class A{ b obj=new B(); obj.getMethod(); }

2596

What polymorphism means?

1068

What are the components of marker interface?

1053

What are oops functions?

1013

explain sub-type and sub class? atleast u have differ it into 4 points?

2310

Why oops is important?

1112

What is oops?what is its use in software engineering?

1030

what are the realtime excercises in C++?

2834

hi, this is raju,iam studying b.tech 2nd year,iam want know about group1 and group2 details, and we can studying without going to any instutions? please help me.

1949

Which type does string inherit from?

1101

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