Certificate of completion

Danilo Kenzo Watanabe

Java and java.lang: program with the Object and String class

completed the online course with an estimated workload of 12 hours.

Finished at May 15, 2019

Course lessons

Java and java.lang: program with the Object and String class

  • Organizing classes with Packages
  • All access modifiers
  • Distribution of your code
  • The java.lang package
  • The Object class
Certificate authenticity QR code