Availability of Facade APIs for managing user operations

It is assumed that there are Facade APIs which provide CRUD operations for the user entity, and provide functionalities for associating/disassociating to-do and note entities from users. Equivalent Facade APIs are also available for to-do and note objects. The table below provides details of the operations:

Facade Name	Operation Name	Description
UserManager	createUser	Creates a new user
	editUser	Modify details on existing user
	readUser	Reads and returns user information
	deleteUser	Removes the user from the system
	associateNotes	Associates note items to a user
	disassociateNotes	Dis-associates note items from a user
	readAllNotes	Fetches all the notes for a user
	associateToDos	Associates to-do items with a user
	disassociateToDos	Disassociates to-do items from a user
	readAllToDos	Fetches all the to-do items for a user
NoteManager	createNote	Creates a new note
	editNote	Edits information from existing note
	deleteNote	Removes the note
	readNote	Reads and returns note information
ToDoManager	createToDo	Creates a new to-do
	editToDo	Edits information from existing to-do
	deleteToDo	Removes the to-do
	readToDo	Reads and returns to-do information