Subject of assignment; vaccine tracking system. The purpose of the homework; data modeling concepts through models that people will develop themselves. facilitating their learning. Considerations for applications to be developed 1. Analysis document writing a. It will be briefly stated which entity-tables will be used for what purpose. b. Only special rules that cannot be specified directly in the relational data model will be added. 2. Our students learn how the homework application works through similar applications. should be examined. 3. Creating a model with at least 15 tables. 4. Having the attributes of the tables and the relationships in the model 5. Step by step normalization steps for a table with more than one relationship in the model to analyze 6. Technology: Oracle SQL Developer Data models, MySQL workbench, DB Designer fork etc.