Below we have listed all the Java Interview Questions and answers. Feel free to comment on any Java Interview Questions or answer by the comment feature available on the page.
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Java is a programming language and computing platform first released by Sun Microsystems in 1995. There are lots of applications and websites that will not work unless you have Java installed, and more are created every day. Java is fast, secure, and reliable. Java is a programming language expressly designed for use in the distributed environment of the Internet. It was designed to have the "look and feel" of the C++ language, but it is simpler to use than C++ and enforces an object-oriented programming model.
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What is the Dictionary class? | 
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What is the differance between equals() method and == |
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What is a Java package and how is it used? |
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What is components and controllers in Java |
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What is the difference between servlets and jsp |
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Does garbage collection guarantee that a program will not run out of memory? |
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What restrictions are placed on the location of a package statement within a source code file? |
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For a 25MHz processor , what is the time taken by the instruction which needs 3 clock cycles, (a)120 nano secs (b)120 micro secs (c)75 nano secs (d)75 micro secs |
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What is the difference between C++ & Java? |
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What is J2EE? |
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What you know about Corba implementation in Java ? |
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What is the difference between the JDK 1.02 event model and the eventdelegationmodelintroduced with JDK 1.1 |
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What is the sweep and paint algorithm |
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How an object is serialized in java? |
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We know that Object class is super class of every class & a class extends only one class. so how is it possible to a class to extend other than Object class? |
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How to invoke the primitive types within object in arraylist? |
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Can a Byte object be cast to a double value? |
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How to create .xsl by using java? |
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What is the difference between interrupt() and join() in threads?Give an example program? |
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Considering notepad/IE or any other thing as process, What will happen if you start notepad or IE 3 times. Where 3 processes are started or 3 threads are started |
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