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

Distinguish between: a) Normal layout & Print Layout views b) Windows Clipboard & office Clipboard c) Save & Save As Commands d) Program File & Data File e) Pie Charts & Barr Charts

2346

What is Object Oriented programming.what is the difference between C++ and C?

Infosys,

8 25752

Memory is not a constraint. In a single iteration(NOTE: you can't go back), how will you find out the 10th last node/item in a linked list.

BNB, FDS, Goldman Sachs, Nagarro,

16 28409

how to swap two numbers with out using temp variable

Global eProcure, TCS,

12 21479

Can we use resume in error handling i.e. in the catch block

Infosys,

5 10581

this is to swap to strings....but in output the whole strings are swapped leaving first as it is...why it is so #include int main() { char a[]="ajeet"; char b[]="singh"; long x=*a; long y=*b; cout< 1 4715

how to swap two strings without using any third variable ?

11 39803

What is Object Oriental Progam

2 5342

What is Constructor

Angel Broking,

14 31755

Waht is inheritance

6 9660

what is strcture i++ i ++i answer to this i=5 what is the out put

6 12095

how can u do connectivity in c++ language? plz send me connectivity code in c++ ?

Ascent,

2405

why destructor is not over loaded?

5 19231

Why many objects can working together? How objects working togetherM I want to see example code.

2 5206

suppose A is a base class and B is the derved class. Both have a method foo which is defined as a virtual method in the base class. You have a pointer of classs B and you typecast it to A. Now when you call pointer->foo, which method gets called? The next part of the question is, how does the compiler know which method to call?

EA Electronic Arts,

3 9841

Un-Answered Questions { C++ }

What is a template in c++?

1983

What is the extension of c++?

1032

Can we call C++ OOPS? and Why

730

What is class and object in oops?

1218

Describe new operator?

1216

what is graphics

2521

Give an example of run-time polymorphism/virtual functions.

1063

Where is atoi defined?

1217

What is malloc in c++?

1073

Are strings mutable in c++?

1202

Are iterators pointers?

1212

How can we check whether the contents of two structure variables are same or not?

1130

Are c and c++ similar?

1121

Mention the default functions in C++, how would you detect that error has occurred inside the constructor and destructor.

1067

What is a storage class?

1383

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