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

OOPS Interview Questions

Questions Answers Views Company eMail

There are two base class B1,B2 and there is one class D which is derived from both classes, Explain the flow of calling constructors and destructors when an object of derived class is instantiated.

2006

string is a class or data type in java?

3 5287

#include using namespace std; int main() { int a = 2; int c[5][5]; for (int x=0;x<5;x++) { for (int y=0;y<5;y++) { c[x][y] = x*y; } } cout << c[a][c[1][4]]; }

TCS, Wipro,

2 6987

#include using namespace std; struct wow { int x; }; int main() { wow a; a.x = 22; int c = a.x; int *b = new int; cout << c; return 0; } option: No output 0 22 -(11) Will not compile

CTS, Wipro,

1 5374

WRITE A SIMPLE C++ PROGRAM TO SWAP TWO NOS WITHOUT USING TEMP

2 5399

what are the ways in which a constructors can be called?

TCS,

2 6871

what are the ways in which a constructors can be called?

2141

c++ is a purely oop concept?

Google, TCS,

3 6422

what is the advantage in software? what is the difference between the software developer and Engineer

1 3515

#include using namespace std; struct wow { int x; }; int main() { wow a; wow *b; a.x = 22; b = &a; a.x = 23; cout << b->x; return 0; }

1 4383

i^=j; j^=i; i^=j; value of i,j

1 3608

program for insertion ,deletion,sorting in double link list

2696

what is a class

6 7753

• What are the desirable attributes for memory managment?

2236

Can we create object of class with private constructor?

5 8737

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Un-Answered Questions { OOPS }

What do you mean by overloading?

1084

They started with the brief introduction followed by few basic C++ questions on polumorphism, inheritance and then virtual functions. What is polymorphims? How you will access polymorphic functions in C? How virtual function mechanism works?

1934

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

6684

What is class in oop with example?

1108

Question: Write a program that prints a paycheck. Ask the program user for the name of the employee, the hourly rate, and the number of hours worked. If the number of hours exceeds 40, the employee is paid “time and a half”, that is, 150 percent of the hourly rate on the hours exceeding 40. Be sure to use stepwi se refine ment and break your solution into several functions. Use the int_name function to print the dollar amount of the check.

1244

Can we override main method?

1211

Give two or more real cenario of virtual function and vertual object

2329

What is an interface in oop?

1054

Where is pseudocode used?

1118

What is class and object in oops?

1152

just right the logic of it 1--> If few people are electing then every time ur candidate should win 2--> arrange books in box, if box carry weight == books weight then take another box..... find the no of box required.

6939

Why is oop useful?

1117

What is a null tree?

1148

What is coupling in oop?

1041

What is constructor in oop?

1122

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