OOAD Problem

Assume that you have been consulted to come up with a library system  for cataloging books. The catalogue will be used to assist students  retrieve books from the shelves in a fast and efficient way. The catalogue stores the name of the book, the author and the date of publication and the shelf where the book is located in terms of the door and categorization. If the catalogue is not there, the librarian does it manually. 

i)Develop a class diagram from the scenario  

ii)Develop a use case diagram from the scenario 

iii)Develop an activity diagram from the above scenario  

iv)Develop a sequence diagram