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

How do you instruct your compiler to print the contents of the intermediate file showing the effects of the preprocessor?

1136

What does the linker do?

1030

What is the difference between containment and delegation?

1328

When you overload member functions, in what ways must they differ?

1038

If dog is a friend of boy, is boy a friend of dog?

981

Will a catch statement catch a derived exception if it is looking for the base class?

1003

What is a rooted hierarchy?

1157

What is the difference between a declaration and a definition?

1108

Show the declaration for a static function pointer.

1042

Why is the function main() special?

1094

Do the names of parameters have to agree in the prototype, definition, and call to the function?

1024

What is a breakpoint?

1021

How does the copy constructor differ from the assignment operator (=)?

1138

What is the difference between a template and a macro?

1052

What does ctime() do?

1120

Un-Answered Questions { C++ }

What are signs of manipulation?

1064

Explain what are the sizes and ranges of the basic c++ data types?

1156

What is abstraction c++?

1006

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

1148

How we can differentiate between a pre and post increment operators during overloading?

1100

What apps are written in c++?

1094

Why is it so that we can have virtual constructors but we cannot have virtual destructors?

4923

What is stl in c++ with example?

1155

What do you mean by global variables?

1074

Write down the equivalent pointer expression for referring the same element a[i][j][k][l]?

1256

Assume studentNames and studentIDs are two parallel arrays of size N that hold student data. Write a pseudocode algorithm that sorts studentIDs array in ascending ID number order such that the two arrays remain parallel.

2198

What Is Polymorphism in C++ ?

1811

What is iterator c++?

978

What is a dangling pointer in c++?

1131

Tell me can a pure virtual function have an implementation?

1022

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