51. Choose the correct description for control string %-+7.2f.
52. 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'));
}
#include <stdio.h>
#include <ctype.h>
int main()
{
char c = 't';
printf("is :%c\n", tolower('A'));
}53. ungetc() is used . . . . . . . .
54. Which mathematical function among the following does NOT require int parameters?
55. Which pre-defined function returns a pointer to the last occurence of a character in a string?
56. Select the correct value of i from given options i=scanf("%d %d", &a, &b);
57. What error will generate if the read and write parameters are not separated by commas?
58. gets() and puts() operate on . . . . . . . .
59. 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]);
}
#include <stdio.h>
int main()
{
char str[11] = "hello";
char *str1 = "world";
strcat(str, str1);
printf("%s %d", str, str[10]);
}60. Only . . . . . . . . character of pushback is guaranteed per file when ungetc is used.
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