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C Interview Questions
Questions Answers Views Company eMail

Write a C/C++ program that connects to a MySQL server and checks if the InnoDB plug-in is installed on it. If so, your program should print the maximum number of concurrent threads that the InnoDB plug-in can create.

IBM,

1999

Go through this linked list concept.While traversing through the singly linked list sometimes the following code snippet "while(head != NULL)" is used and other times "while(head->link != NULL)"is used(Here head is the pointer pointing to the first node,node has two parts data part and link part).What is the difference between head != NULL and Head->link != NULL and in which situation are they used?

Oracle,

1 3937

Which weighs more, a gram of feathers or a gram of gold?

2 5143

There are 8 billiard balls, and one of them is slightly heavier, but the only way to tell was by putting it on a weighing scale against another. What's the fewest number of times you'd have to use the scale to find the heavier ball?

Microsoft, TCS,

5 9306

I didn't count the ducks that I saw in line, but I do remember that one duck was in front of two ducks, another duck behind two ducks. How many ducks did I see?

2 6550

program in c to print 1 to 100 without using loop

Wipro,

9 11871

. Write a program to get a string and to convert the 1st letter of it to uppercase

HTC,

2 6657

what is a function method?give example?

2415

Code for calculating square root without using library function, of math.h

IBM,

4 28184

main() { int a; a=++100; printf("%d",a); getch(); }

4 6439

print the palindrome numbers in between 0 to n

1 3631

write a program to reverse a every alternetive words in a string in a place. EX: Input is "this is the line of text" Output should be "shit is eht line fo text" Please any one tell me code for that.

TCS,

2144

write a c program that if the given number is prime, and their rearrangement(permute) of that number is also prime. Ex: Input is "197" is prime Output: 791,917,179 is also prime. Please any one tell me tha code for that

3 5893

void main(int n) { if(n==0) return; main(--n); printf("%d ",n); getch(); } how it work and what will be its output...............it any one know ans plz reply

2850

What is the difference between specifying a constant variable like with constant keyword and #define it? i.e what is the difference between CONSTANT FLOAT A=1.25 and #define A 1.25

2041


Post New C Questions

Un-Answered Questions { C }

What is function what are the types of function?

1055


What is use of integral promotions in c?

1207


How to implement a packet in C

2932


What does s c mean on snapchat?

1186


What is the purpose of realloc()?

1198


What is the difference between null pointer and wild pointer?

1248


Why do we use int main?

1142


How can I read in an object file and jump to locations in it?

1070


What is a macro in c preprocessor?

1151


Write a program to show the change in position of a cursor using c

1122


What should malloc() do?

1219


Does sprintf put null character?

1092


What does struct node * mean?

1067


main use of recursive function a) processing speed high b) reduce program length/reduce repeated statements c) if you do not, use iterative methods like, for, while or do-while d) all the above

1153


What is array of structure in c?

1253