What are the Memory Allocations available in JavaJava?

 In the Java programming language, there are three main areas of memory where objects can be stored: the heap, the method area, and the stack.

  1. The heap is a shared area of memory where objects are allocated and garbage collected. When you create an object using the "new" keyword in Java, the object is created on the heap. The heap is managed by the JVM and is shared by all threads in a Java program.

  2. The method area is a part of memory that is used to store class definitions and other data that is shared across all threads in a Java program. It is similar to the heap, but objects in the method area are not eligible for garbage collection.

  3. The stack is a private area of memory that is associated with each thread in a Java program. When a thread creates a new method call, a new frame is pushed onto the stack to store the local variables and other data for that method. When the method returns, the frame is popped off the stack.

In addition to these main areas of memory, Java also has several other memory spaces that are used for specific purposes, such as the permanent generation (which stores class metadata) and the code cache (which stores native code that has been compiled by the JVM).

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