: Demonstrating competence with Lambda expressions , built-in functional interfaces, and the Stream API for filtering, searching, and collecting data.
: Using generic classes and mastering collections like ArrayList , TreeSet , and ArrayDeque . OCP: Oracle Certified Professional Java SE 8 Pr...
: Managing file systems using the java.io and java.nio.file packages. JDBC : Developing database applications using JDBC. 2. Recommended Study Resources : Demonstrating competence with Lambda expressions