• Mar 29, 2026 epractice java standard edition 6 programmer certified cts, inheritance, interfaces, encapsulation. Control Statements: if-else, switch, loops. Arrays and Strings: manipulation, multi-dimensional arrays. Exception Handling: try-catch-finally blocks, custom exceptions. Java APIs: usage of core classes like String, Math, Date, and Collections. Input/Outpu By Ruben Hamill
