Free 1Z0-807 Web TestEngine Demo

Q8 Multiple choice

You are designing a new subsystem to store and scratch for user commands in a fashion company's website. On class, CommentManager, is responsible for accessing comment data and providing read-only access to other objects in the subsystem.

Which two implementation details are necessary for the Cementmanager class?

Select all that apply.

A
The storage mechanism implemented in CommentManager must be private to CommentManager.
B
All the accessor and mutator methods in CommentManager must have the static modifier in their
declarations.
C
The comments must be assessable directly only within CommentManager.
D
CommentManager should be a singleton object.

1Z0-807 Web TestEngine demo