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

OOPS Interview Questions

Questions Answers Views Company eMail

features of OOPS

Ness Technologies, Satyam,

22 60043

what is multi level inheritance give n example ?

HDFC, Hulas Steel, Ness Technologies,

13 66735

Can we have a private constructor ?

HSBC, Ness Technologies, TCS, Wipro,

12 51568

Can we have a private virtual method ?

Ness Technologies,

8 16978

How would you stop a class from class from being derived or inherited.

Ness Technologies,

18 25622

What is multiple inheritance ?

Blue Star, C DAC, CDAC, Impetus, Ness Technologies, Softvision Solution,

17 28006

We have a scale and 7 balls. 1 ball is heavier than all the rest. How to determine the heaviest ball with only 3 possible weighing attempts?

IBM, Sage, Vertex,

8 28473

What is a linked list?

IBM, Neural Info,

10 13307

Name an advantage of linked list over array?

IBM, Infosys,

11 26251

Name an advantage of array over linked list?

GML, IBM, Software Solutions,

24 61451

Have you ever used threads?

Adobe, IBM,

3 10008

Should you protect the global data in threads? Why or why not?

IBM,

2 10817

Have you ever interfaced with a database?

IBM,

2 6060

Tell us about yourself.

ABB, Amazon, Fidelity, Flextronics, Franklin Templeton, HCL, Hexaware, IBM, Impetus, Infosys, Reliance, Rofous, Silgate, Sutherland, TCS, Thomson Reuters, Virtusa, Wipro,

47 126556

Given two strings like x=?hello? and y=?open?, remove any character from string x which is also used in string y, thus making the result x=?hll?.

IBM,

13 22111

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Un-Answered Questions { OOPS }

What is encapsulation and abstraction? How are they implemented in C++?

1136

How oops is better than procedural?

1096

What is abstraction and encapsulation?

1015

What is destructor example?

1042

What is this pointer in oop?

1067

What is static modifier?

1217

How Do you Code Composition and Aggregation in C++ ?

25463

What is the real time example of encapsulation?

1063

What does and I oop mean?

1174

What is protected in oop?

1070

What is polymorphism in oops with example?

1045

What is coupling in oops?

1148

What is for loop and its syntax?

1082

IS IT NECESSARY TO INITIALIZE VARIABLE? WHAT IF THE INSTANCE VARIABLE IS DECLARED final ? IS IT NECESSARY TO INITIALIZE THE final VARIABLE AT THE TIME OF THEIR DECLARATION?

2066

What is stream in oop?

1300

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