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

tell about sorted linked list

1 4160

You have to take 2 arrays of length 10. Input the values of array 1 from the user. Then copy the values of array 1 to array 2 in ascending order For example if user enters 9, 5, 6, 8, 1, 0, 2, 7, 4, 3 then copy the smallest element i.e. 0 first followed by 1, 2 and so

1 3965

what is oppes

2 5190

I am DeePu sotware engineer working with EMC corporation ,recently I had attended mcafee interview . Their questions were at heights of stupidity , I don't know what they want , I am a developer with 4 year experienced .I am listing the questions asked 1:What is the flag in g++ to avoid structure padding 2:In wht order parameters are passed to stack 3:How you will edit code segment of an exe

1 7293

what is the difference between class to class type conversion and copy constructor ?

2 6284

class A { public: void f(); protected: A() {} A(const A&){} }; Examine the class declaration shown above. Why are the default and copy constructors declared as protected? 1. To ensure that A cannot be created via new by a more derived class 2. To ensure that A cannot be copied 3. To ensure that A cannot be used as a base class except when public inheritance has been used 4. To ensure that A cannot be created/copied outside the inheritance chain 5. To ensure that A cannot be instantiated as a static variable

1 8122

Write 7 differences between "Public" function and "Private" function?

IBM, Wipro,

2 16993

what do you mean by static member variable?

2 6353

What is a unary operator?

5 8896

Conversion from a basic type to a class type may be achieved using______________

HCL,

5 22056

A file pointer always contains the __________ of the file

5 12347

difine hierarchical inheritance.

ASD Lab, TCS,

9 28519

what is use to destroy an object? illustrate.

TCS,

5 8464

What is name mangling?

3 7000

What is dangling pointers?and what is memory leak?

5 43457

Un-Answered Questions { C++ }

Explain stl.

1426

When not to use object oriented programming?

1186

What are the manipulators in c++?

1096

What is the meaning of c++?

1074

How can you quickly find the number of elements stored in a static array? Why is it difficult to store linked list in an array?

1028

How did c++ start?

1155

How long will it take to learn programming?

1106

How would you call C functions from C++ and vice versa?

1249

If you hear the cpu fan is running and the monitor power is still on, but you did not see anything show up in the monitor screen. What would you do to find out what is going wrong?

1207

If class D is derived from a base class B

824

What are the features of oop?

1270

Where and why do I have to put the "template" and "typename" keywords?

1104

What is the difference between a reference and a pointer?

1189

Write A Program to find the ambiguities in Multiple Inheritance? How are they resolved.(Virtual Functions)

4217

Can we inherit constructor in c++?

1149

For More Un-Answered { C++ } Questions Click Here