In this section you can learn and practice C Programming Questions based on "Library Functions" and improve your skills in order to face the interview, competitive examination and various entrance test (CAT, GATE, GRE, MAT, Bank Exam, Railway Exam etc.) with full confidence.
Where can I get C Programming Library Functions questions and answers with explanation?
IndiaBIX provides you lots of fully solved C Programming (Library Functions) questions and answers with Explanation. Solved examples with detailed answer description, explanation are given and it would be easy to understand. All students, freshers can download C Programming Library Functions quiz questions with answers as PDF files and eBooks.
Where can I get C Programming Library Functions Interview Questions and Answers (objective type, multiple choice)?
Here you can find objective type C Programming Library Functions questions and answers for interview and entrance examination. Multiple choice and true or false type questions are also provided.
How to solve C Programming Library Functions problems?
You can easily solve all kind of C Programming questions based on Library Functions by practicing the objective type exercises given below, also get shortcut methods to solve C Programming Library Functions problems.
rewind() takes the file pointer to the beginning of the file. so that the next I/O operation will take place at the beginning of the file.
Example: rewind(FilePointer);
stdio.h, which stands for "standard input/output header", is the header in the C standard library that contains macro definitions, constants, and declarations of functions and types used for various standard input and output operations.
strrchr() returns a pointer to the last occurrence of character in a string.
Example:
#include <stdio.h>
#include <string.h>
int main()
{
char str[30] = "12345678910111213";
printf("The last position of '2' is %d.\n",
strrchr(str, '2') - str);
return 0;
}
The standard error(stderr) stream is the default destination for error messages and other diagnostic warnings. Like stdout, it is usually also directed to the output device of the standard console (generally, the screen).
1. itoa() converts an integer to a string.
2. ltoa() converts a long to a string.
3. ultoa() converts an unsigned long to a string.
4. sprintf() sends formatted output to a string, so it can be used to convert any type of values to string type.
