data structures through c some question need help plz answer?

Which of the following shows the correct hierarchy of airthmetic operations in C?

Choice a

/ + * -

Choice b

* - / +

Choice c

+ - / *

Choice d

* / + -

2.[2] Which of the following statements are correct regarding loop control instructions?

A. We can drop the initialisation, testing and incrementation in for loop.

B. We cannot use data type other than int as a loop counter.

Choice a

Only A is correct.

Choice b

Only B is correct.

Choice c

Both A and B are correct.

Choice d

Neither A nor B is correc

3.Which of the following operator reverses the value of the expression it operates on?

Choice a

!=

Choice b

!

Choice c

|

Choice d

||

4. In what sequence the initialisation, testing and execution of body is done in a do-while loop?

Choice a

Initialisation, execution of body, testing

Choice b

Execution of body, initialisation, testing

Choice c

Initilisation,testing,execution of body

Choice d

None of the above

5.When you pass an array to a function, what actually gets passed?

Choice a

An address of the array

Choice b

Values of the elements of the entire array.

Choice c

Only an address of the first element of the array.

Choice d

The number of elements of the array.

6. If you don't initialize an array, what would be the initial value of elements?

Choice a

0

Choice b

Garbage value

Choice c

A floting point number

Choice d

The character constant '\0'