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 the programme that convert a interger to biniry number

Amazon,

1 2945

Give two or more real cenario of virtual function and vertual object

TCS,

2327

difference between macro and function?

3 7082

what is the difference between inter class and abstract class...?

2531

String = "C++ is an object oriented programming language.An imp feature of oops is classes and objects".Write a pgm to count the repeated words from this scenario?

HCL,

2386

what are you now programming Languages C+

HCL,

1 4354

Can we remove an element in a single linked list without traversing? Lets suppose the link list is like this 1 2 3 4 5 6 We need to remove 4 from this list (without traversing from beginning) and the final link list shud be 1 2 3 5 6 only thing we know is the pointer to element "4". How can we remove "4" and link "3" to "5"?

CSC,

6 8776

Under what conditions is multiple inheritance not recommended?

1 5603

diff between pointer and reference in c++?

1 5001

How size of a class can be calulated?

2 4859

What is optimization in c++? when using volatile.optimization is not possible..what does this mean?

1 4068

how is returning structurs from functions?Show an eg?

GE,

1 4708

What is the difference in size of this two clasees? Class A { int a; char c; float f; } Class B { float f; char c; int a; }

4 6039

Is there a datatype string in c++?How is the memory allocation?

3 5096

Difference between linked list and array?

3 6548

Un-Answered Questions { C++ }

What is stl stack?

1124

What is polymorphism and types?

1100

what's the basic's in dot net

2178

Explain the difference between new() and malloc() in c++?

1129

Can we use THIS Pointer in static function – Reason in C++?

803

Does c++ have arraylist?

1016

In c++, what is the difference between method overloading and method overriding?

1138

Which operator cannot overload?

1046

which operator is used for performing an exponential operation a) > b) ^ c) none

1060

What are single and multiple inheritances in c++?

1096

Explain friend class?

1127

What is static in oop?

1078

What are the different scope C++ provide ?

981

Is html an oop?

1059

What is this weird colon-member (" : ") syntax in the constructor?

1026

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