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 1821

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

1 961

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 1636

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"; }

1 983

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 1307

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

2 1138

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

1 792

Write a C++ Program to Multiply two Numbers

1 1141

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

1 1346

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

1208

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

3 869

Explain virtual functions in C++.

3 854

Explain the concept of inheritance in C++.

3 843

What are access specifiers in C++?

3 838

What is the use of the this pointer?

3 870

Un-Answered Questions { C++ }

What is class and object with example?

1057

What is do..while loops structure?

1084

What is a function in oop?

1018

Why multiple inheritance is not possible?

1018

Explain virtual class and friend class.

994

What it is and how it might be called (2 methods).

1094

Describe the advantages of operator overloading?

986

What is the use of oops?

993

Differentiate between late binding and early binding. What are the advantages of early binding?

974

What is the advantage of c++ over c?

967

What do nonglobal variables default to a) auto b) register c) static

1097

How const int *ourpointer differs from int const *ourpointer?

1067

Write a program that can take input from 3 to 8 and calculate the average?

942

How the virtual functions maintain the call up?

1085

Who created c++?

1010

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