What is FILE reserved word?
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C Programming · all questionsFile Input Output
File Input Output
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What will be the output of the following C code?
#include <stdio.h>
#include <math.h>
int main()
{
unsigned int i = -1;
printf("%f\n", fabs(i));
return 0;
}Select an option to see the answer and solution.
Each call of va_arg . . . . . . . .
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setvbuf() and setbuf() function controls buffering for the stream.
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What will be the output of the following C code if following commands are used to run (considering myfile exists)?
gcc -otest test.c
./test < myfile
#include <stdio.h>
int main()
{
char c = 'd';
putchar(c);
}Select an option to see the answer and solution.
What will be the output of the following C code?
#include <stdio.h>
#include <ctype.h>
int main()
{
int i = 0;
if (isspace(i))
printf("space\n");
else
printf("not space\n");
return 0;
}Select an option to see the answer and solution.
fputs() function writes a string to a file that only ends with a newline.
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. . . . . . . . removes the named file, so that a subsequent attempt to open it will fail.
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Escape sequences are prefixed with . . . . . . . .
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What is the default return-type of getchar()?
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Choose the correct description for control string %-+7.2f.
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What will be the output of the following C code?
#include <stdio.h>
#include <ctype.h>
int main()
{
char c = 't';
printf("is :%c\n", tolower('A'));
}Select an option to see the answer and solution.
ungetc() is used . . . . . . . .
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Which mathematical function among the following does NOT require int parameters?
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Which pre-defined function returns a pointer to the last occurence of a character in a string?
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Select the correct value of i from given options i=scanf("%d %d", &a, &b);
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What error will generate if the read and write parameters are not separated by commas?
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gets() and puts() operate on . . . . . . . .
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What will be the output of the following C code?
#include <stdio.h>
int main()
{
char str[11] = "hello";
char *str1 = "world";
strcat(str, str1);
printf("%s %d", str, str[10]);
}Select an option to see the answer and solution.
Only . . . . . . . . character of pushback is guaranteed per file when ungetc is used.
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