Certificate of completion

Lucas Gean Sbroglia

Java SE 7 Programmer I Certification: Class Relationships

completed the online course with an estimated workload of 8 hours.

Finished at May 16, 2022

Guilherme Silveira

Coordinator

Paulo Silveira

Chief Vision Officer

https://cursos.alura.com.br/certificate/8b389b4e-b79c-4f83-8515-db9cc457398f

Course lessons

Java SE 7 Programmer I Certification: Class Relationships

Implementing Inheritance
Develop code that shows the use of polymorphism
Differentiate type of a reference and type of an object
When casting is necessary
Use super and this to access objects and constructors
Use abstracted classes and interface.