Practice Complicated Declarations Multiple Choice Questions with Answers Quiz-2

Q.1.

Are the following declarations same?

char far *far *scr;
char far far** scr;

Yes
No

Q.2.

What will be the output of the program under DOS?

#include<stdio.h>

int main()
{
    char huge *near *far *ptr    char near *far *huge *ptr    char far *huge *near *ptr    printf("%d, %d, %d\n", sizeof(ptr1), sizeof(**ptr2), sizeof(ptr3));
    return}

4, 4, 4
4, 2, 2
2, 8, 4
2, 4, 8

Q.3.

What will be the output of the program?

#include<stdio.h>

int main()
{
    struct s    {
        char *z;
    int i;
    struct s1 *p;
    };
    static struct s1 a[] = {{"Nagpur",a+, {"Chennai",a+, 
                            {"Bangalore",a} };

    struct s1 *ptr = a;
    printf("%s,", ++(ptr->z));
    printf(" %s,", a[(++ptr)->i].z);
    printf(" %s", a[--(ptr->p->i)].z);
    return
}

Nagpur, Chennai, Bangalore
agpur, hennai, angalore
agpur, Chennai, angalore
agpur, Bangalore, Bangalore

Q.4.

What will be the output of the program?

#include<stdio.h>

int main()
{
    char huge *near *ptr
    char huge *far *ptr
    char huge *huge *ptr
    printf("%d, %d, %d\n", sizeof(ptr1), sizeof(ptr2), sizeof(ptr3));
    return
}

4, 4, 8
2, 4, 4
4, 4, 2
2, 4, 8

Q.5.

What do the following declaration signify?

char **argv;

argv is a pointer to pointer.
argv is a pointer to a char pointer.
argv is a function pointer.
argv is a member of function pointer.

Q.6.

Declare the following statement?
"A pointer to a function which receives an int pointer and returns float pointer".

```
float *(ptr)*int;
```
```
float *(*ptr)(int)
```
```
float *(*ptr)(int*)
```
```
float (*ptr)(int)
```

Q.7.

Declare the following statement?
"An array of three pointers to chars".

```
char *ptr[3]();
```
```
char *ptr[3];
```
```
char (*ptr[3])();
```
```
char **ptr[3];
```

Q.8.

What will be the output of the program in Turbo C?

#include<stdio.h>

int main()
{
    char near *near *ptr    char near *far *ptr    char near *huge *ptr    printf("%d, %d, %d\n", sizeof(ptr1), sizeof(ptr2), sizeof(ptr3));
    return}

4, 4, 8
4, 4, 4
2, 4, 8
2, 4, 4

Q.9.

What do the following declaration signify?

char *scr;

scr is a pointer to pointer variable.
scr is a function pointer.
scr is a pointer to char.
scr is a member of function pointer.

Q.10.

What do the following declaration signify?

void *cmp();

cmp is a pointer to an void type.
cmp is a void type pointer variable.
cmp is a function that return a void pointer.
cmp function returns nothing.

Q.11.

What do the following declaration signify?

int *ptr[30];

ptr is a pointer to an array of 30 integer pointers.
ptr is a array of 30 pointers to integers.
ptr is a array of 30 integer pointers.
ptr is a array 30 pointers.

Q.12.

Declare the following statement?
"A pointer to a function which receives nothing and returns nothing".

```
void *(ptr)*int;
```
```
void *(*ptr)()
```
```
void *(*ptr)(*)
```
```
void (*ptr)()
```

Q.13.

Declare the following statement?
"A pointer to an array of three chars".

```
char *ptr[3]();
```
```
char (*ptr)*[3];
```
```
char (*ptr[3])();
```
```
char (*ptr)[3];
```

Q.14.

What do the following declaration signify?

char *arr[10];

arr is a array of 10 character pointers.
arr is a array of function pointer.
arr is a array of characters.
arr is a pointer to array of characters.

Q.15.

What do the following declaration signify?

int *f();

f is a pointer variable of function type.
f is a function returning pointer to an int.
f is a function pointer.
f is a simple declaration of pointer variable.

Q.16.

What do the following declaration signify?

int (*pf)();

pf is a pointer to function.
pf is a function pointer.
pf is a pointer to a function which return int
pf is a function of pointer variable.

Q.17.

What do the following declaration signify?

void (*cmp)();

cmp is a pointer to an void function type.
cmp is a void type pointer function.
cmp is a function that return a void pointer.
cmp is a pointer to a function which returns void .

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