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

STL (140)
OOPS (873)
C++ General (2409)

C++ Interview Questions

Questions Answers Views Company eMail

Write a program to input an integer from the keyboard and display on the screen “WELL DONE” that many times.

1 1909

Write a C++ Program to Find Sum and Average of n numbers using for loop.

1 1052

Write a program to read the values a, b and c and display x, where x=a/b–c. Test the program for the following values: (a) a = 250, b = 85, c = 25 (b) a = 300, b = 70, c = 70

1 1723

Identify the error in the following program. include using namespace std; void main() { int num[]={1,2,3,4,5,6}; num[1]==[1]num ? cout<<"Success" : cout<<"Error"; }

1 1052

Identify the errors in the following program. #include using namespace std; void main() { int i=5; while(i) { switch(i) { default: case 4: case 5: break; case 1: continue; case 2: case 3: break; } i-; } }

1 1371

Write a C++ Program to Check Whether a character is Vowel or Consonant.

2 1243

Write a C++ Program to find Addition of Two Numbers.

1 871

Write a C++ Program to Multiply two Numbers

1 1213

Write a C++ Program to Generate Random Numbers between 0 and 100

1 1434

int age=35; if(age>80) {Console.WriteLine("Boy you are old");} else {Console.WrieLine("That is a good age");}

1259

What is the difference between a shallow copy and a deep copy?

3 993

Explain virtual functions in C++.

3 943

Explain the concept of inheritance in C++.

3 951

What are access specifiers in C++?

3 979

What is the use of the this pointer?

3 994

Un-Answered Questions { C++ }

What is the difference between reference and pointer?

1149

why is iostream::eof inside a loop condition considered wrong?

1048

What do you mean by const correctness?

1083

Difference between struct and class in terms of access modifier.

1185

What is for loop and its syntax?

1076

What is encapsulation selenium?

995

List the merits and demerits of declaring a nested class in C++?

1021

what is difference between class template and template class?

2657

What are functions in oop?

1046

What is extern c++?

1003

Can a program run without main function?

1151

What does getch() do according to the ANSI C++ standard a) Reads in a character b) Checks the keyboard buffer c) Nothing in particular (Its not defined there)

1048

Can java be faster than c++?

1149

What is static modifier?

1208

Is empty stack c++?

988

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