1.Which statement is incorrect about GUI?

Select one:

A. the switch-case statement is still applicable

B. the System.out.println statement is still applicable

C. the while statement (repetition structure) is still applicable

D. Array is still applicable

2.

Why Double.parseDouble statement is required?

Select one:

A. The input is read as double

B. To convert a double input to a parse type input

C. To convert an integer input to double

D. The input is read as String

3.

What is the function of this statement: System.exit(0) ?

Select one:

A. to hide the form display but it is still active at the background

B. to pass 0 to the form in the system

C. to close the form display but the application is still active

D. to close the form display and stop the application

4.

Which statement is incorrect regarding Array?

Select one:

A. The usage of index number that equal to an array size will produce an error

B. .length() for an array produces a number that less than one of the array size

C. It can store many values at one time in one array variable

D. Its index starts from zero

5.

Which data type is not acceptable in an array?

Select one:

A. a mix of integer, double, and char

B. char

C. String

D. integer

5.