Q1: What is (void*)0?

A Representation of NULL pointer

B Representation of void pointer

C Error

D None of above

Q2: What will be the output of the program assuming that the array begins at location 1002?

int main()
    int a[2][3][4] = { {1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 1, 2}, 
                       {2, 1, 4, 7, 6, 7, 8, 9, 0, 0, 0, 0} };
    printf("%u, %u, %u, %d\n", a, *a, **a, ***a);
    return 0;

A 1002, 2004, 4008, 2

B 2004, 4008, 8016, 1

C 1002, 1002, 1002, 1

D Error

Q3: The operator used to get value at address stored in a pointer variable is

A *

B &

C &&

D ||

Q4: Can you combine the following two statements into one?
char *p;
p = (char*) malloc(100);

A char p = *malloc(100);

B char *p = (char) malloc(100);

C char *p = (char*)malloc(100);

D char *p = (char *)(malloc*)(100);

Q5: If a variable is a pointer to a structure, then which of the following operator is used to access data members of the structure through the pointer variable?

A .

B &

C *

D ->

Q6: What would be the equivalent pointer expression for referring the array element a[i][j][k][l]

A ((((a+i)+j)+k)+l)

B *(*(*(*(a+i)+j)+k)+l)

C (((a+i)+j)+k+l)

D ((a+i)+j+k+l)

Q7: How many bytes are occupied by near, far and huge pointers (DOS)?

A near=2 far=4 huge=4

B near=4 far=8 huge=8

C near=2 far=4 huge=8

D near=4 far=4 huge=8

Q8: A pointer is

A A keyword used to create variables

B A variable that stores address of an instruction

C A variable that stores address of other variable

D All of the above

Q9: In which header file is the NULL macro defined?

A stdio.h

B stddef.h

C stdio.h and stddef.h

D math.h

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