Which of the following are incorrect?

a. An abstract class contains constructors.
b. The constructors in an abstract class should be protected.
c. The constructors in an abstract class are private.
d. You may declare a final abstract class.
e. An interface may contain constructors.


c. The constructors in an abstract class are private.
d. You may declare a final abstract class.
e. An interface may contain constructors.
A and B are correct. C is wrong. D is wrong. E is wrong because an interface does not have constructors.

Computer Science & Information Technology

You might also like to view...

In the case of information security, process entropy is caused by the unremitting pressure of business competition combined with continuous evolution in the technology.

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

Computer Science & Information Technology

What does the following program do?

``` // Printing.java public class Printing { public static void main(String[] args) { for (int i = 1; i <= 10; i++) { for (int j = 1; j <= 5; j++) { System.out.print('@'); } System.out.println(); } } } ```

Computer Science & Information Technology

A multiple-person video chat on the Google+ site is a hangout

Indicate whether the statement is true or false

Computer Science & Information Technology

Describe how Access sorts multiple criteria in a database

What will be an ideal response?

Computer Science & Information Technology