java-2Static importPackage classthisInstance initialize/ Anonymous blocksuperStaticfinalJava ArrayJava array programsJava PatternJava star pattern programsJava number pattern programsJava CloningObject cloningShallow vs Clone copyJava Runtime exec() methodHow to shutdown system?How to shutdown windows system?How to restart system?Java Runtime availableProcessors()Java Runtime freeMemory() and totalMemory() method