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C Interview Questions
Questions Answers Views Company eMail

Write a C++ program to generate 10 integer numbers between - 1000 and 1000, then store the summation of the odd positive numbers in variable call it sum_pos, then find the maximum digit in this variable regardless of its digits length.

2056

Write a programe print the sum of series 0,1,2,.....10

7 7842

what is the output of the below code? main( ) { printf ( "\nOnly stupids use C?" ) ; display( ) ; } display( ) { printf ( "\nFools too use C!" ) ; main( ) ; }

3 12332

1. What is the output of printf("%d") 2. What will happen if I say delete this 3. Difference between "C structure" and "C++ structure". 4. Diffrence between a "assignment operator" and a "copy constructor" 5. What is the difference between "overloading" and "overridding"? 6. Explain the need for "Virtual Destructor". 7. Can we have "Virtual Constructors"? 8. What are the different types of polymorphism? 9. What are Virtual Functions? How to implement virtual functions in "C" 10. What are the different types of Storage classes? 11. What is Namespace? 12. What are the types of STL containers?. 13. Difference between "vector" and "array"? 14. How to write a program such that it will delete itself after exectution? 15. Can we generate a C++ source code from the binary file? 16. What are inline functions? 17. Talk sometiming about profiling? 18. How many lines of code you have written for a single program? 19. What is "strstream" ? 20. How to write Multithreaded applications using C++? 21. Explain "passing by value", "passing by pointer" and "passing by reference" 22. Write any small program that will compile in "C" but not in "C++" 23. Have you heard of "mutable" keyword? 24. What is a "RTTI"? 25. Is there something that I can do in C and not in C++? 26. Why preincrement operator is faster than postincrement? 27. What is the difference between "calloc" and "malloc"? 28. What will happen if I allocate memory using "new" and free it using "free" or allocate sing "calloc" and free it using "delete"? 29. What is Memory Alignment? 30. Explain working of printf. 31. Difference between "printf" and "sprintf". 32. What is "map" in STL? 33. When shall I use Multiple Inheritance? 34. What are the techniques you use for debugging? 35. How to reduce a final size of executable? 36. Give 2 examples of a code optimization.

2 5368

write a program whose output will be- 1 12 123 1234

10 31953

accept character from keyboard untill the user presses the enter key.If the user enters any character other than upper case(A-Z)alphabets program should stop taking any input

1 3505

Please write me a program to print the first 50 prime numbers (NOT between the range 1 -50)

IBM, KJH,

5 49234

I need a help with a program: Write a C program that uses data input in determining the whole of points A and a whole of circles B. Find two points in A so that the line which passes through them, cut through the maximum number of circles.

TCS,

1993

Can anyone help me with this please? Need to print the below values.. Thanks 1 1 2 1 2 3 1 2 3 4

3 4813

logic for x=y^n

Delphi,

1 4112

what is the difference between procedure oriented and object oriented progaming language

1 3484

hello freinds next week my interview in reliance,nybody has an idea about it intervew questions..so tell

Reliance,

2222

which is the best site or book for learning C...and i need the content for C..how to get the good programming skills....? can plz suggest me....

2 5356

Write a program to show the workingof auto variable.

Infotech,

2 5590

what is the program to display your name in any color?

HCL,

2 5325


Post New C Questions

Un-Answered Questions { C }

What are dangling pointers? How are dangling pointers different from memory leaks?

1390


Stimulate calculator using Switch-case-default statement for two numbers

3037


How many main () function we can have in a project?

1156


In c language can we compile a program without main() function?

1179


Explain the Difference between the New and Malloc keyword.

1187


What is keyword in c?

1063


Devise a program that inputs a 3 digit number n and finds out whether the number is prime or not. Find out its factors.

1169


Is c procedural or object oriented?

1086


Explain how do you override a defined macro?

1134


Explain the use of function toupper() with and example code?

1170


Why is struct padding needed?

1156


What is the meaning of 2d in c?

1166


i = 25;switch (i) {case 25: printf("The value is 25 ");case 30: printf("The value is 30 "); When the above statements are executed the output will be : a) The value is 25 b) The value is 30 c) The value is 25 The value is 30 d) none

1119


Difference between malloc() and calloc() function?

1271


what is use of malloc and calloc?

1952