C Programming - Complicated Declarations

@ : Home > C Programming > Complicated Declarations > General Questions

"We cannot solve our problems with the same thinking we used when we created them."

- Albert Einstein

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

A.	`float (ptr)int;`	B.	`float (ptr)(int)`
C.	`float (ptr)(int*)`	D.	`float (*ptr)(int)`

What do the following declaration signify?

void *cmp();

A.	cmp is a pointer to an void type.
B.	cmp is a void type pointer variable.
C.	cmp is a function that return a void pointer.
D.	cmp function returns nothing.

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

A.	`void (ptr)int;`	B.	`void (ptr)()`
C.	`void (ptr)(*)`	D.	`void (*ptr)()`

What do the following declaration signify?

int *f();

A.	f is a pointer variable of function type.
B.	f is a function returning pointer to an int.
C.	f is a function pointer.
D.	f is a simple declaration of pointer variable.

10.

What do the following declaration signify?

void (*cmp)();

A.	cmp is a pointer to an void function type.
B.	cmp is a void type pointer function.
C.	cmp is a function that return a void pointer.
D.	cmp is a pointer to a function which returns void .