Ocp: Oracle Certified Professional Java Se 8 Pr... May 2026

: Using generic classes and mastering collections like ArrayList , TreeSet , and ArrayDeque .

: Demonstrating competence with Lambda expressions , built-in functional interfaces, and the Stream API for filtering, searching, and collecting data. OCP: Oracle Certified Professional Java SE 8 Pr...

To prepare for the (Exam 1Z0-809) certification, you must first earn the Oracle Certified Associate (OCA) (Exam 1Z0-808) credential . This pro-level certification validates your expertise in high-level Java 8 features, specifically functional programming, advanced class design, and concurrency. 1. Key Exam Objectives : Using generic classes and mastering collections like

: Advanced use of inheritance, encapsulation, and polymorphism; implementing singleton and immutable classes; and overriding methods like hashCode , equals , and toString . built-in functional interfaces