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

C Interview Questions

Questions Answers Views Company eMail

char *p="name"; printf(p);

1 2640

please help me..... please codes and flowchart plz turbo c lang po yan.....please asap response... 3. Make an astrology program. The user types in his or her birthday (month, day, and year as integer), and the program responds with the user’s zodiac sign, horoscope, and other information related to it. If the user’s birth year falls into a leap year, your program should display an appropriate message for it. NOTES: Conditional Statements: it should be with graphics

3383

main() {int i=5; // line 1 i=(++i)/(i++); // line 2 printf("%d",i); // line 3 } output is 2 but if we replace line 2 and line 3 by printf("%d",i=(++i)/(i++)); then output is 1. Why?

GATE,

1 8394

#include { printf("Hello"); } how compile time affects when we add additional header file .

1939

Calculate the weighted average of a list of n numbers using the formula xavg = f1x1+f2x2+ ….+ fnxn where the f’s are fractional weighting factors, i.e., 0<=fi<1, and f1+f2+….+fn = 1

4358

what is difference between null and nul in c language

2 5857

what are non standard function in c

1969

#include int f(int,int); int main() { printf("%d",f(20,1)); return 0; } int f(int n,int k) { if(n==0) return 0; else if(n%2)return f(n/2,2*k)+k; else return f(n/2,2*k)-k; } how this program is working and generating output as 9....?

1 5927

what is the c source code for the below output? 5555555555 4444 4444 333 333 22 22 1 1 22 22 333 333 4444 4444 5555555555

Wipro,

3121

what is the c source code for the below output? 10 10 10 10 10 10 10 10 10 10 9 9 7 6 6 6 6 6 6 9 7 5 9 7 3 2 2 5 9 7 3 1 5 9 7 3 5 9 7 4 4 4 4 5 9 7 8 8 8 8 8 8 8 8 9

1882

what is the c source code for the below output? 1 0 1 1 0 1 0 1 0 1 1 0 1 0 1

2041

write a program to input 10 strings and compare without using strcmp() function. If the character of one string matches with the characters of another string , sort them and make it a single string ??? example:- str1="Aakash" st2="Himanshu" str="Uday" output:- Aakashimanshuday (please post the answer as quickly as possible)

Google,

2148

how to multiply two number taking input as a string (considering sum and carry )

Wipro,

2 5348

Write a code to reverse string seperated by spaces i/p str=India is my country o/p str=aidnI si ym yrtnuoc After writing code, optimize the code

1 7330

difference between the array and linked list general difference related to memory

2 4203

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Un-Answered Questions { C }

What is typedef?

1503

Do you know null pointer?

1075

What is the difference between the expression “++a” and “a++”?

1270

Does c have enums?

1173

How do you declare a variable that will hold string values?

1230

what value is returned to operating system after program execution?

2178

Write a function which takes as parameters one regular expression(only ? and * are the special characters) and a string and returns whether the string matched the regular expression.

1155

How do you search data in a data file using random access method?

1356

Which are low level languages?

1147

Declare the structure which contains the following members and write in C list of all students who score more than 75 marks. Roll No, Name, Father Name, Age, City, Marks.

1398

What are the general description for loop statement and available loop types in c?

1166

What is data structure in c language?

1161

Write a program for Overriding.

1210

`write a program to display the recomended action depends on a color of trafic light using nested if statments

2177

What is the difference between scanf and fscanf?

1341

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