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

OOP'S advantages of inheritance include:

Infosys,

1 11614

The type of variable a pointer points to must be the part of pointer's definition so that:

Infosys,

1 5943

What is this interview room ? Is it a class or an object.

CybAge, NSN, Wipro,

3 12695

can output 5 students using one dimensional array

Intel,

1 3989

write a program that takes two numbers from user that prints the smallest number

2 5239

Following are the class specifications: class {int a}; class {int b}; Using friend funtion,calculate the max of two objects and display it.

2512

WAP to generate 2n+1 lines of the following pattern on the computer screen:

2 6194

Give two integer arrays A & B.A has n elements and B has ' n-1 ' elements . A has all the elements that are there in B. But B has one missing element. Write a function that takes arrays , A & B as imnput and finds the missing element in most optised manner .

Zycus Infotech,

4 12018

what is difference between class template and template class?

2717

what is the 3 types of system development life cycle

1 5888

Write a program in c++ to print the numbers from n to n2 except 5 and its multiples

Cankaya University,

2549

C++ program output? Explain output of this program. #include using std::cout; using std::cin; int main() { cout< 1 3206

how many types of notations are in java

National University of Modern Languages (NUML),

1 3265

differentiate between private, public and protected data members of the class using example.

1 2872

Write a C++ program which will compute the volume of a sphere or a cylinder after prompting the user to type the first character for the shape name.

An-Najah National University,

2226

Un-Answered Questions { C++ }

What is encapsulation selenium?

1081

How do you print a string on the printer?

1091

What are the advantages of using typedef in a program?

1186

Can you be bale to identify between straight- through and cross- over cable wiring? And in what case do you use straight- through and cross-over?

1053

What is the word you will use when defining a function in base class to allow this function to be a polimorphic function?

1231

What is interface? When and where is it used?

2211

Write a program using merge () function to combine the elements of array x[ ] and y[ ] into array z[ ].

1114

What is implicit conversion/coercion in c++?

1537

What are main features of oop?

1186

Do vectors start at 0 c++?

1083

Define a constructor - what it is and how it might be called (2 methods)?

1232

What is type of 'this' pointer? Explain when it is get created?

1073

what is a reference variable in C++?

1293

What is a constant reference?

1134

Should I learn c or c++ first?

1184

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