Please, I want to solve all the paragraphs with a correct and clear solution. The solution must be in coordination and in detail. I want clear and detailed answers for each paragraph. Also, I don't want incomplete answers.

1. Compare between relational data model and object oriented data model.

2. Compare between hierarchical data model and simple network data model by describing the relationship representation.

3. Explain the types of Methods.

4. Multiple inheritances are not allowed between classes in most programming language, how java makes solution for this case?

5. Show in diagram the (many to many) relationship on object oriented data model and discuss loss information problem.