Core Java Interview Preparation Guide
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Core Java Interview Questions and Answers will guide us now that Java refers to a number of proprietary computer software products and specifications from Sun Microsystems, a subsidiary of Oracle Corporation, so learn the basic Core Java Programming with the help of this Core Java Interview Questions with Answers guide and get preparation for a job of Core Java Programming

17 Core Java Questions and Answers:

1 :: Explain about Core Java?

Java is increasingly used for middleware applications to communicate between Server and clients. Java has features such as multithreading, portability and networking capabilities. Changes in the java library made java as a favorite programming language for developers it added functionality to their scripts.
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2 :: State some advantages of Java?

Platform independence is the key feature of Java during runtime. Syntax of java is similar to the popular object oriented languages such as C and C++. Java program can eliminate most of the bugs present in the program. Manual memory allocation and de allocation feature present in Java is automated.
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3 :: State the main difference between C++ and Java?

The main difference between C++ and Java lies in multiple inheritances. Java Meta class model has a better solution than C++. Persistent objects can be implemented by features such as object serialization and reflection mechanism. GUI can be implemented easily.
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4 :: Explain about the security aspect of Java?

Java has some bugs in its applets. Java team stated that they have zero tolerance over security features and subsequent editions of Java are improving Bug free environment. Some of the features are overriding the runtime stack, disallowing the corruption of memory outside its own process, reading or writing on local files where it is actually forbidden to do these processes, etc.
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5 :: Explain about the interpreter in Java?

Machines should have Java interpreter for the Java byte code to get executed. Linking is a very easy process and this feature helps while developing applications. Java compiler which is available with software development kit is a bit slower in execution of scripts.
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