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 4083

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 3887

what is oppes

2 5085

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 7197

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

2 6165

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 8042

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

IBM, Wipro,

2 16871

what do you mean by static member variable?

2 6253

What is a unary operator?

5 8721

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

HCL,

5 21869

A file pointer always contains the __________ of the file

5 12167

difine hierarchical inheritance.

ASD Lab, TCS,

9 28208

what is use to destroy an object? illustrate.

TCS,

5 8240

What is name mangling?

3 6878

What is dangling pointers?and what is memory leak?

5 43220

Un-Answered Questions { C++ }

What is array in c++ example?

1114

What is ostream in c++?

1015

What does h mean in maths?

1217

What does std mean in c++?

1126

How many keywords are used in c++?

1019

What is a multiset c++?

1152

What is encapsulation in ict?

1062

What are the various storage classes in C++?

1142

Is c++ a programming language?

1080

What is std :: endl?

1036

Write a program which uses functions like strcmp(), strcpy()? etc

1104

What does it mean to declare a member function as virtual?

1077

What is use of overloading?

1150

Why are pointers used?

1008

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

1141

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