C++ General Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C++ General Interview Questions

Questions Answers Views Company eMail

tell me about yourself ?i want answer for frehers with various exasmples?

HCL,

2 7265

what is pulse code modulation?

Wipro,

2 10584

wrong statement about c++ a)code removably b)encapsulation of data and code c)program easy maintenance d)program runs faster

11 24270

const char * char * const What is the differnce between the above two?

TCS,

11 21032

1)#include int main() { int *a, *savea, i; savea = a = (int *) malloc(4 * sizeof(int)); for (i=0; i<4; i++) *a++ = 10 * i; for (i=0; i<4; i++) { printf("%d\n", *savea); savea += sizeof(int); } return 0; } 2)#include int main() { int *a, *savea, i; savea = a = (int *) malloc(4 * sizeof(int)); for (i=0; i<4; i++) *a++ = 10 * i; for (i=0; i<4; i++) { printf("%d\n", *savea); savea ++; } return 0; } The output of this two programs will be different why?

5 8112

Definition of class?

12 15790

What is your strongest programming language (Java, ASP, C, C++, VB, HTML,C#, etc.)?

Infosys, Microsoft, TCS,

24 45959

When is the last time you coded in C/C++? What is the most lines of original C/C++ code you have personally written in one project? How confident are you in your ability to write C or C++ without a reference?

Microsoft,

1 4168

How do you test your code?

Microsoft,

4 18030

Given a simple program designed to take inputs of integers from 1-1000 and to output the factorial value of that number, how would you test this program? You do not have access to the code. Please be as specific as possible.

Microsoft,

4 11007

How many bit combinations are there in a byte?

Intel, Microsoft,

13 48495

What are the total number of lines written by you in C/C++? What is the most complicated or valuable program written in C/C++?

Intel,

2 10142

What compiler was used?

Intel,

6 12176

What is the difference between = and == in C?

Christ University, Intel,

20 86874

What is the Maximum Size that an Array can hold?

Adobe, FutureSoft, HCL, Infosys, Satyam, TCS, Wipro,

55 89595

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Un-Answered Questions { C++ General }

What is the disadvantage of using a macro?

1127

Does dev c++ support c++ 11?

1018

What is code reusability in c++?

1244

What is istream c++?

1197

How does list r; differs from list r();?

1158

Search for: what is pair in c++?

1121

What is c++ and its uses?

1229

What is c++ code?

1125

Which programming language is best?

987

What is using namespace std in c++?

1162

Which is the best c++ compiler for beginners?

1099

Is swift faster than c++?

1023

Define the process of error-handling in case of constructor failure?

1016

What is the return value of the insertion operator?

1130

can any one help to find a specific string between html tags which is changed to a sting.. weather.html looks (for location) is somewhere #include #include #include using namespace std; string find_field(string myPage,string); int main (void) { string page, line, location, temperature; ifstream inputFile("weather.xml"); while(getline(inputFile, line)) { page.append(line); line.erase(); } // Now page is a string that contains the whole xml page // Here you need to write something that finds and // extracts location and temperature from the XML // data in the string page and stores them in // the strings location and temperature respectively location=find_field(page,"location"); temperature=find_field(page,"temp_c"); cout << "Location: "<

2056

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