What is null in java?
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how to accept integer array in java
Can we override the main method?
What is meant by class loader and how many types are there?
Is string is a data type in java?
What is autoboxing and unboxing?
Is an integer an object?
String is a immutable objects . it means that string does not change........... But it will be chang......... { String s="kapil"; String s1="raj"; String s=s1; then print(.......) The String has been changed .. how it is possible and why its called immutable objects
what really hapens when a object is created using new operator? 1.is it allocates memory to all variables and methods in the class with reference to that object?
What are the advantages of compiled language?
Difference between error and exception
What is nullpointerexception in java?
What is number data type in java?