Which sampling technique is usually the most important to the systems analyst?

Which of the following is false?

a. A JPasswordField shows that characters are being entered, but hides the actual character with an echo character. b. Class JTextField extends JTextComponent; Class JPasswordField extends JTextField. c. Both JTextFields and JPasswordFields are single-line areas in which the user can enter text via the keyboard. d. JPasswordFields generate events; JTextFields do not.

Assembly language does not allow the use of symbolic operation codes.

Answer the following statement true (T) or false (F)