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1-
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Point out the error in the program?
struct emp
{
int ecode;
struct emp e;
};
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A -
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Error: in structure declaration
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B -
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Linker Error
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C -
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No Error
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D -
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None of above
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2-
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What will be the output of the program ?
#include<stdio.h>
int main()
{
FILE *ptr;
char i;
ptr = fopen("myfile.c", "r");
while((i=fgetc(ptr))!=NULL)
printf("%c", i);
return 0;
}
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A -
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Print the contents of file "myfile.c"
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B -
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Print the contents of file "myfile.c" upto NULL character
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C -
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Infinite loop
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D -
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Error in program
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3-
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While calling the fprintf() function in the format string conversion specifier %s can be used to write a character string in capital letters.
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A -
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True
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B -
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False
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4-
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The maximum combined length of the command-line arguments including the spaces between adjacent arguments is
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A -
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128 characters
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B -
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256 characters
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C -
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67 characters
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D -
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It may vary from one operating system to another
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5-
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Which of the following statements are correct about the program?
#include<stdio.h>
char *fun(unsigned int num, int base);
int main()
{
char *s;
s=fun(128, 2);
s=fun(128, 16);
printf("%s\n",s);
return 0;
}
char *fun(unsigned int num, int base)
{
static char buff[33];
char *ptr = &buff[sizeof(buff)-1];
*ptr = '\0';
do
{
*--ptr = "0123456789abcdef"[num %base];
num /=base;
}while(num!=0);
return ptr;
}
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A -
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It converts a number to a given base.
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B -
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It converts a number to its equivalent binary.
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C -
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It converts a number to its equivalent hexadecimal.
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D -
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It converts a number to its equivalent octal.
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6-
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What will be the output of the program?
#include<stdio.h>
int main()
{
const c = -11;
const int d = 34;
printf("%d, %d\n", c, d);
return 0;
}
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A -
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Error
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B -
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-11, 34
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C -
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11, 34
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D -
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None of these
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7-
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Point out the correct statement will let you access the elements of the array using 'p' in the following program?
#include
#include
int main()
{
int i, j;
int(*p)[3];
p = (int(*)[3])malloc(3*sizeof(*p));
return 0;
}
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A -
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for(i=0; i<3; i++)
{
for(j=0; j<3; j++)
printf("%d", p[i+j]);
}
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B -
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for(i=0; i<3; i++)
printf("%d", p[i]);
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C -
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for(i=0; i<3; i++)
{
for(j=0; j<3; j++)
printf("%d", p[i][j]);
}
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D -
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for(j=0; j<3; j++)
printf("%d", p[i][j]);
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8-
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What do the following declaration signify?
char *arr[10];
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A -
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arr is a array of 10 character pointers.
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B -
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arr is a array of function pointer.
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C -
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arr is a array of characters.
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D -
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arr is a pointer to array of characters.
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9-
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Point out the error in the following program.
#include<stdio.h>
#include<string.h>
int main()
{
char str1[] = "Learn through IndiaBIX\0.com", str2[120];
char *p;
p = (char*) memccpy(str2, str1, 'i', strlen(str1));
*p = '\0';
printf("%s", str2);
return 0;
}
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A -
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Error: in memccpy statement
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B -
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Error: invalid pointer conversion
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C -
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Error: invalid variable declaration
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D -
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No error and prints "Learn through Indi"
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10-
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Point out the error in the following program.
#include<stdio.h>
int main()
{
char str[] = "IndiaBIX";
printf("%.#s %2s", str, str);
return 0;
}
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A -
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Error: in Array declaration
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B -
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Error: printf statement
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C -
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Error: unspecified character in printf
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D -
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No error
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