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 1941

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

1 1075

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 1748

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 1072

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 1396

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

2 1270

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

1 892

Write a C++ Program to Multiply two Numbers

1 1240

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

1 1454

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

1264

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

3 1033

Explain virtual functions in C++.

3 967

Explain the concept of inheritance in C++.

3 983

What are access specifiers in C++?

3 1018

What is the use of the this pointer?

3 1019

Un-Answered Questions { C++ }

what are the events occur in intr activated on interrupt vector table

1758

What is the disadvantage of using a macro?

1129

Why do we use class in oops?

971

Why multiple inheritance is not allowed?

1165

Find the Factorial of a number using a program.

1005

What is encapsulation process?

1056

What is a stl vector?

1269

What is endianness?

1105

What is virtual base class?

1088

Differentiate between an external iterator and an internal iterator?

1001

Will I be able to get a picture in D drive to the c++ program? If so, help me out?

2199

What are the differences between new and malloc?

1139

What is c++ library?

1048

Explain queue. How it can be implemented?

1164

How would you use the functions randomize() and random()?

1087

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