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|Java - Interview Questions and Answers|
|Ans. One can import the same package or same class multiple times. Neither compiler nor JVM complains wil complain about it. And the JVM will internally load the class only once no matter how many times you import the same class.|
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|What are different ways to create String Object? Explain.|
|Difference between JVM, JRE and JDK ?|
|What are various types of Class loaders used by JVM ?|
|Explain java.lang.OutOfMemoryError ?|
|What are strong, soft, weak and phantom references in Java ?|
|Different types of memory used by JVM ?|
|What is a class loader ? What are the different class loaders used by JVM ?|
|Is JVM, a compiler or interpretor ?|
|Why do member variables have default values whereas local variables don't have any default value ?|