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C Interview Questions
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Read N characters in to an array . Use functions to do all problems and pass the address of array to function. 2. Enter alphanumeric characters and form 2 array alphaets and digits.Also print the count of each array.

1167

Read N characters in to an array . Use functions to do all problems and pass the address of array to function. 1. Print only the alphabets . If in upper case print in lower case vice versa. 2. Enter alphanumeric characters and form 2 array alphaets and digits.Also print the count of each array. 3. Find the count of a certain character. 4. Print the positions where a certain character occured. 5. Print the characters between successive array elements. 6. Find the largest and smallest charcter. How many times it each one occured. 7. Enter a certain range. Print out the array elements which occured between these range. 8. Reverse a character array without using another array. 9. Reverse an array region. 10. Replace a the array elements with it next character . Use a after z. 11. Code the array element with certain character as first alphabet. 12. Duplicate all the vowels in a character array. What is the new count. 13. Delete the vowels in a character array. What is the new array count. 14. Print the count of all characters in the array. 15. Enter n alphabets and store a upto tht charcter in array.What is the array count? 16. Sort a character array. 17. Merge 2 character arrays largearray,smallarray. 18. Find the pair with largest number of characters in between. 19. Find the numerical value of a charcter array. 20. Store n numeral characters in an arrray. Insert another numeral character in a certain position. 21. Insert a character in a sorted array. 22. Merge 2 sorted arrays in sorted fashion. 23. Duplicate the least occuring character. 24. Write a menu driven program to circular right/left shift an array of n elements. 25. Is the character array palindrome? if not make it palindrome. 26. Concatenate the first n charaters to the end of the string. 27. Print all n group of chracters which are palindrome. 28. Concatneate the reverse of last n characters to the array.

2962

Please list all the unary and binary operators in C.

3 6803

disadvantages of realloc ?

HCL,

1 7595

int far *near * p; means

Honeywell,

2644

how to impliment 2 or more stacks in a single dimensional array ?

iFlex, Microsoft,

1 9939

What ios diff. Between %e & %f?

Honeywell,

3 7262

declare afunction pointer to int printf(char *)?

HCL,

1 3328

when will be evaluated as true/ if(x==x==x) a) x=1; b) x=0; c) x=-1; d) none

HCL,

7 4844

Write a program for deleting duplicate elements in an array

Subex,

3 9896

Write a program to write a given string in maximum possibilities? i.e str[5]="reddy"; i.e we can write this string in 120 ways for that write a program

Subex,

3 4744

sqrt(x+sqrt(x+sqrt(x+sqrt(x))))=2; Find the value of x?

Subex,

4 7546

find out largest elemant of diagonalmatrix

1181

what is structuer?

LG Soft, Wipro,

4 3885

Write a program to print this triangle: * ** * **** * ****** * ******** * ********** Don't use printf statements;use two nested loops instead. you will have to use braces around the body of the outer loop if it contains multiple statements.

Wipro,

6 6241


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Un-Answered Questions { C }

What is the purpose of scanf() and printf() functions?

199


What does 3 periods mean in texting?

172


What are the similarities between c and c++?

152


How old is c programming language?

159


Write a program to compute the similarity between two strings - The program should get the two strings as input - Then it will output one single number which is the percentage of similarity between the two strings

1821






What are different types of operators?

163


How can I automatically locate a programs configuration files in the same directory as the executable?

197


What do you mean by Recursion Function?

211


a sequence of bytes with one to one corrspondence to those in the external device a) sequential addressing b) address c) byte code d) none

211


Can the sizeof operator be used to tell the size of an array passed to a function?

208


What is the difference between variable declaration and variable definition in c?

138


What is the difference between pure virtual function and virtual function?

196


What does *p++ do? What does it point to?

194


Can we access array using pointer in c language?

215


What are called c variables?

162