garbage collection in java interview questions

Serial Old collector for JAVA Garbage Collector and serial for garbage collection The Serial Old collector is a type of Garbage Collector in Java virtual machines. It is an Old version of the Serial collector. It is also a single-

For Java garbage collection mechanism, this long ago learned, and understand, for a long time not to be thrown back to the island of the claw, here or down, convenient to check again later, do not waste too much time.To understand the Java garbage

collection, reasonable arrangement of memory, which requires that we must thoroughly understand the JVM memory management mechanism, so as to be arbitrary, will be programmed in the applause! This chapter is the Java beauty [from rookie to master evolution] series of JVM memory management and garbage collection, after

The working principle of the Java garbage collection mechanism. Java's heap is a run-time data area in which instances (objects) of the class allocate space. The Java Virtual machine (JVM) heap stores all objects that are established by the running application, which are established through directives such as new, New

In-depth understanding of Java Virtual Machine (2) ------ Garbage Collector and memory allocation policy, ------ garbage collection GC is one of the biggest differences between java and C ++. 1. What does GC collect? In the previous article, we talked about the memory distri

The Java heap is a runtime data zone, and the instance (object) of the class allocates space from it. The Java Virtual Machine (JVM) Heap stores all objects created by running applications. These objects are created through commands such as new, newarray, anewarray, and multianewarray, however, they do not need program code to be explicitly released. In general, the heap is responsible for

SOURCE Link: Java garbage collection mechanism1. The meaning of garbage collectionIn C + +, the memory occupied by an object is occupied until the end of the program and cannot be assigned to other objects until it is explicitly released, whereas in Java the memory becomes

1. The meaning of garbage collectionIn C + +, the memory occupied by an object is occupied until the end of the program and cannot be assigned to other objects until it is explicitly released, whereas in Java the memory becomes garbage when there is no object reference to the memory originally assigned to an object. A system-level thread of the JVM automatically

1. The meaning of garbage collectionIn C + +, the memory occupied by an object is occupied until the end of the program and cannot be assigned to other objects until it is explicitly released, whereas in Java the memory becomes garbage when there is no object reference to the memory originally assigned to an object. A system-level thread of the JVM automatically

program cannot recycle its memory space and the system does not have any memory space to allocate when the program runs, the program will crash. Generally, the memory space that we can't recycle After allocating is called "Memory leakage (memory leaks )". The potential danger of the above program design is not allowed in a rigorous and secure language such as Java. However, the Java language neither limit

Java garbage collection mechanismWhen it comes to garbage collection (garbage collection,gc), many people naturally connect it to Java. In

1. The meaning of garbage collectionIn C + +, the memory occupied by an object is occupied until the end of the program and cannot be assigned to other objects until it is explicitly released, whereas in Java the memory becomes garbage when there is no object reference to the memory originally assigned to an object. A system-level thread of the JVM automatically

From: http://tech.qq.com/a/20060726/000329.htm The Java heap is a runtime data zone, and the instance (object) of the class allocates space from it. The Java Virtual Machine (JVM) Heap stores all objects created by running applications. These objects are created through commands such as new, newarray, anewarray, and multianewarray, however, they do not need program code to be explicitly released. In general

Introduction The Java heap is a runtime data zone, and the instance (object) of the class allocates space from it. The Java Virtual Machine (JVM) stack stores running applicationsAll created objects are created using commands such as new, newarray, anewarray, and multianewarray, but they do not require program code to explicitlyRelease. In general, the heap is responsible for

Off 1. The meaning of garbage collectionIn C + +, the memory occupied by an object is occupied until the end of the program and cannot be assigned to other objects until it is explicitly released, whereas in Java the memory becomes garbage when there is no object reference to the memory originally assigned to an object. A system-level thread of the JVM automatica