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C Interview Questions
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write a program using linked list in which each node consists of following information. Name[30] Branch Rollno Telephone no i) Write the program to add information of students in linked list



Explain the process of converting a Tree into a Binary Tree.



List at least 10 sorting methods indicating their average case complexity, worst case complexity and best case complexity.



how would a 4*3 array A[4][3] stored in Row Major Order?

HCL, Ignou,


what is the different between data structure and data type?


1 2706

what is data structure?


5 3858

show how link list can be used to repersent the following polynomial i) 5x+2



develop algorithms to add polynomials (i) in one variable

Ignou, TCS,


write an algorithm and a program to count the number of elements in a circularly singly linked list


1 12017

Hi Every one...........I have been selected for the SBI Clerk. But i m one month Pregnanat. So anyone please suggest me, is they take any objection on my joining .

State Bank Of India SBI,

4 4520

what would be the output of the follwing struct st { char name[20]; int i; float f; }; main() { struct st emp = {"forum"}; printf("%d %f",emp.i,emp.f); }

4 3563

Finding first/last occurrence of a character in a string without using strchr( ) /strrchr( ) function.

2 9889

/*program to calculate hra,da in salary if salary less than 10000 then hra15%,da13% otherwise hra20%,da18%/*

6 11858

though sbi was nationalized why its not comes under nationalized banks and its comes under publicsector banks

State Bank Of India SBI,

3 11985

please can some one guide me, to the answer Write a C program to enter 15 numbers as an input from the keyboard and program will find and print odd numbers and their average. i have studied while and do while loop for loop if and else if switch

2 3368

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Un-Answered Questions { C }

What is the method to save data in stack data structure type?


Write a program to print fibonacci series without using recursion?


Explain what’s a signal? Explain what do I use signals for?


What is the best organizational structure?


What is function pointer c?


In a switch statement, what will happen if a break statement is omitted?


Suppose we have a table name EMP as below. We want to perform a operation in which, I want to change name ‘SMITH’ from as ‘SMITH JAIN’. Also I want to change the name of the column from ENAME to E_NAME. EMPNO ENAME JOB MGR HIREDATE SAL 7369 SMITH Coder 7902 17-DEC-80 800 7499 ALLEN SALESMAN 7698 20-FEB-81 1600 7521 WARD SALESMAN 7698 22-FEB-81 1250


a function gets called when the function name is followed by a a) semicolon (;) b) period(.) c) ! d) none of the above


Explain what is gets() function?


Write a C program on Centralized OLTP, Decentralized OLTP using locking mechanism, Semaphore using locking mechanism, Shared memory, message queues, channel of communication, sockets and a simple program on Saving bank application program using OLTP in IPC?


Is c object oriented?


What are called c variables?


What is difference between stdio h and conio h?


Why is not a pointer null after calling free? How unsafe is it to use (assign, compare) a pointer value after it is been freed?


Is it better to use malloc() or calloc()?