Các câu hỏi phỏng vấn và câu trả lời về phần Miscellaneous
Wrapper classes are classes that allow primitive types to be accessed as objects.
A native method is a method that is implemented in a language other than Java.
The purpose of the System class is to provide access to system resources.
Object cloning.
Singleton class means that any given time only one instance of the class is present, in one JVM.
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