Which four are true about enums?

The correct answer is A. An enum is typesafe. C. An enum can declare a private constructor. D. All enums implicitly implement Comparable. F. An enum can implement an interface. C: The constructor for an enum type must be package-private or private access.

Java Class Design

Question

Options

AAn enum is typesafe.
BAn enum cannot have public methods or fields.
CAn enum can declare a private constructor.
DAll enums implicitly implement Comparable.
EAn enum can subclass another enum.
FAn enum can implement an interface.

How the community answered

(28 responses)

A
71% (20)
B
11% (3)
E
18% (5)

Explanation

C: The constructor for an enum type must be package-private or private access.

Topics

#enum typesafety#enum constructor#Comparable#enum interface

Community Discussion

No community discussion yet for this question.

Full 1Z0-804 Practice