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

C Interview Questions

Questions Answers Views Company eMail

write a sorting prgm to sort 50 nos and sum them and also remove all the occurrences of 15 and print it?

2184

what is printf

MVSR, Satyam,

5 7304

Write a program for print infinite numbers

Wipro,

3 11577

3. Program to print all possible substrings. ex: String S St Str Stri Strin String t tr tri trin tring r

Huawei,

3 25977

write a pgm to print 1 1 2 1 1 2 3 2 1 1 2 3 4 3 2 1

3 6378

main() { int x=2, y=4 if ((x==2||y==4) x++ y++ if (y==4+1) { x=x+y; } y++; printf("The values of x and y are %d and %d."x,y); } What is the output?

TCS,

5 9340

void main() {int i=2; printf("%d%d%d",i,++i,i++); getch(); }

9 10369

Input is "Jack and jill went up a hill" To print output is 1-letter word(s)-1 2-letter words-1 3-letter words-1 4-letter words-4

Mind Tree, TCS,

1 12871

Input is "rama loves rajesh and rajesh Loves rama also and rajesh wear gloves and bloves" To print output is count the numbers of times repeted the word love without case sensitive.

2120

what is stack , heap ,code segment,and data segment

2770

How to swap 3 numbers without using 4th variable?

5 21750

write a program that will read the temperature in Celsius and convert that into Fahrenheit.

1 4922

write a program to print the one dimensional array.

1 5354

how does a general function , that accepts an array as a parameter, "knows" the size of the array ? How should it define it parameters list ?

2085

Is an array parameter is always "by reference" ?

1 3574

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Un-Answered Questions { C }

What is difference between stdio h and conio h?

1438

What are header files? What are their uses?

1286

int main() { Int n=20,i; For(i=0;i<=n;i--) { Printf(“-“); Return 0;

1929

How can I find out how much free space is available on disk?

1104

Write a program to generate random numbers in c?

1157

What is the correct code to have following output in c using nested for loop?

1122

Can you write the function prototype, definition and mention the other requirements.

1197

How do we declare variables in c?

1117

What do you know about the use of bit field?

1100

Should I learn data structures in c or python?

1073

How can I manipulate individual bits?

1099

List some of the static data structures in C?

1244

Explain what does a function declared as pascal do differently?

1345

What are the difference between a free-standing and a hosted environment?

1343

regarding pointers concept

2097

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