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

C Interview Questions

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What is wrong with this code such that it doesnt produce the input reversed? #include #include #include int main(void) { char Space = ' '; char LineOfText; float count; LineOfText = getchar(); while ((LineOfText = getchar()) != '/n'); { count = strlen(LineOfText) - 1; while (count >= 0) { putchar(LineOfText[count]); count--; } } getchar(); return 0; }

2 4247

how to add two numbers without using arithmetic operators?

4 6415

write a program to add two numbers of any size.....(remember any size)

1 3689

Write a program in c using only loops to print * * * * * *******

IBM,

2 4643

20. main() { int i=5; printf("%d%d%d%d%d%d",i++,i--,++i,--i,i); } Answer:??????

2 5456

21. #define square(x) x*x main() { int i; i = 64/square(4); printf("%d",i); }

3 9700

array of pointer pointer to array pointer to pointer

MAHINDRA,

1 4032

#include #include void main() { int m=0111,n=20; printf("%d%d\n",m,n); getch(); }

1 3826

Write a program in c to print * * * * * *******

1 3360

Ca some one please help me with aC code to allow user enter numbers from 1 to 20 without repeating and prnt the sum of those numbers thnx

4 5861

Write a program in "C" to calculate the root of a quadratic equation ax^2+bx+c=0, where the value of a,b & c are known.

2283

how to make a scientific calculater ?

2128

You are to write your own versions of strcpy() and strlen (). Call them mystrcpy() and mystrlen(). Write them first as code within main(), not as functions, then, convert them to functions. You will pass two arrays to the function in the case of mystrcpy(), the source and target array.

2409

Write a program in c to print 1 121 12321 1234321 123454321

ANR, College School Exams Tests, Mu Sigma, Wipro,

11 64706

will u please send me the placement papers to my mail???????????????????

1883

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Un-Answered Questions { C }

How can you find the day of the week given the date?

1239

What is main function in c?

1137

How to set file pointer to beginning c?

1247

FILE *fp1,*fp2; fp1=fopen("one","w") fp2=fopen("one","w") fputc('A',fp1) fputc('B',fp2) fclose(fp1) fclose(fp2)} a.error b. c. d.

1808

Explain the advantages and disadvantages of macros.

1140

Does * p ++ increment p or what it points to?

1190

What does c in a circle mean?

1130

Why is a semicolon (;) put at the end of every program statement?

1125

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 do mean by network ?

1214

What is character set?

1216

What is the stack in c?

1226

What is extern c used for?

1118

Explain how can you tell whether a program was compiled using c versus c++?

1144

Can you tell me how to check whether a linked list is circular?

1497

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