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Explain garbage collection.
Java uses garbage collection to free the memory. By cleaning those objects which is no longer reference by any of the program. Step involve in cleaning up garbage collection:
Garbage Object Collection: first step is to collect and group all those object which are no more reference with any of the program. We can use different methods to collect garbage object like using runtime.gc() or system.gc().
Run Finalize method: To free up those object that is collected by garbage collector java should execute the Finalize method to delete all those dynamically created object.
What are the List interface and its main implementation? List helps in collections of objects. Lists may include duplicate elements. Main implementations of List interface are
java
what is the use of marker interface?
i want a full program with test about the following: linkedComputers: We will assume that a number of methods are required. These are specified below. String getComputerName() ret
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What is asynchronous messaging? Queue Ans) Asynchronous messaging includes a client that does not wait for a message from the server. An event is used to trigger a message from
API consumer -This application should consume a third party API -You should use more than just one method of the API, I'd like to see at least 3 or 4 -Have some concept
Remote Method Invocation (RMI) is the process of activating a method on a remotely running object. RMI offers location transparency in the sense that it gives the feel that a metho
How Trojan Horses or Worms affect a computer system? What guidelines should be adopted to troubleshoot along with malicious software? Trojan horses are stand-alone programs. Th
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