Create a Sequence Diagram and Create an Activity diagram for the use cases you have developed for the car dealership. Show interaction between the sales and maintenance departments. You will use Visio to create your sequence and activity diagrams.

Please help asap. Hand draw the EER diagram. Thank you in advance. Write whether it is a one to one, one to many, or many to many. Also include if it's mandatory or optional on both sides. Since I'm a beginner, please show the arrows and boxes clearly. In a company called BCCD engineers are charged of developing different types of applications. Each engineer is identified by an Employee ID, First Name, Last Name, address, phone and E-mail (Please note that the company is only keeping data for one phone, and one e-mail - Thus, you do not have to worry about multivalued attribute).  Each application is identified by an application ID, Name and type. Each engineer must work on one or many applications. Applications must be developed by one or more engineers. The company wants to keep track of the date each of the engineers started working on the assigned application. Each engineer is allocated one personal computer. Each PC can only be used by one engineer. A couple of newly hired…

hello i need a use case diagram , activity diagram, sequence diagram and class diagram for hospital appointment booking please thank you

In order to make it simpler to grasp, why not split down the overall design into multiple user perspectives while doing user research?