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 4023

how to add two numbers without using arithmetic operators?

4 6124

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

1 3546

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

IBM,

2 4415

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

2 5283

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

3 9443

array of pointer pointer to array pointer to pointer

MAHINDRA,

1 3848

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

1 3684

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

1 3210

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 5554

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.

2181

how to make a scientific calculater ?

2028

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.

2292

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

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

11 63973

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

1812

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Un-Answered Questions { C }

Explain how can I write functions that take a variable number of arguments?

1047

Why is c called a mid-level programming language?

1164

What are the restrictions of a modulus operator?

1074

What is the difference between text and binary i/o?

1014

in ‘C’ language for Matrix Multiplication fails” Introspect the causes for its failure and write down the possible reasons for its failure.

8007

What is array in c with example?

1187

Write a C program to accept a matrix of any size. Find the frequency count of each element in the matrix and positions in which they appear in the matrix

1968

In C programming, how do you insert quote characters (‘ and “) into the output screen?

1495

Disadvantages of C language.

1061

What does a function declared as pascal do differently?

1065

can we have joblib in a proc ?

2243

Do you have any idea how to compare array with pointer in c?

1007

What are preprocessor directives in c?

1053

Is null valid for pointers to functions?

1122

Why is c called c not d or e?

1058

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