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

C++ General Interview Questions

Questions Answers Views Company eMail

what do you mean by memory management operators

HCL,

4 12918

What is the stack?

IBM, ICICI,

5 9813

Enter n no. of element and delete value from desire position

1 3575

write the code that display the format just like 1 2 1 3 2 1 4 3 2 1 5 4 3 2 1 6 5 4 3 2 1

5 7279

write infinite loop in C++ which does not use any variable or constant?

3 7672

write a program in c++ to generate imp z y x w v w x y z z y x w x y z z y x y z z y z z

4 8627

print first nodd numbers in descending order

7 24953

program in c++ to input digits and print in words

Microsoft,

1 10891

wap to accept 10 numbers & display the number of odd and even numbers??

1 6746

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 3820

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 7963

What is name mangling?

3 6777

What is dangling pointers?and what is memory leak?

5 42997

What are templates? where we should use it?

Alcatel,

2 5340

Any one help me plzzzz..... i have an assignment...... that is ______*********_______ Write a program that takes an equation as a string and does the following: Solve 8 parts to achieve 100% 1 - 5 are compulsory. Input: 2x^2+3x+4=0 1) read a quadratic equation 2) print its coefficients (coefficients range is 0 to 9) 3) print the solution of the equation 4) tackle imaginary solution e.g. ( (2+3i), (2-3i) ) 5) allow spaces within the input 6) after solving one equation; ask for an other, terminate on empty line. * 7) tackle negative values as well * 8) tackle more than one values of same exponent (e.g. 2x^2 + 3x^2 + 4x + 3 = 0)* 9) use strtok * 10) print the solution in fractions e.g. 1.5 should be printed as (1)1/2 * 11) coefficient can be greater than 9** 12) values on both sides of the ‘=’ sign** 13) plot the graph of the polynomial** 14) use a compiler other than Borland** 15) submit before May 25, 2009 11:59 PM ** _______******________ plz send me c++ code at sweety.alvi@gmail.com

1 3468

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Un-Answered Questions { C++ General }

Why do we use setw in c++?

1065

What is the difference between the indirection operator and the address of oper-ator?

1073

What is binary search in c++?

989

What is the standard template library (stl)?

1644

What is the best c c++ compiler for windows?

1013

Explain the register storage classes in c++.

1158

How a new operator differs from the operator new?

1069

What is time_t c++?

1078

What is protected inheritance?

1014

What are the various operations performed on stack?

1050

What is the difference between global variables and local variable

1005

How do you remove an element from a set in c++?

1047

What are the steps in the development cycle?

1052

What is #include ctype h in c++?

1131

Eplain extern keyword?

987

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