Is char a data type in java?
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What do you mean by hashing?
What is join () in java?
What is a byte string?
Can abstract class have private constructor?
How are java objects passed to a method and what are native methods?
Is array serializable java?
Every class extends object but why it is not possible for every object to invoke clone() method. ideally protected methods should be accessible from sub classes. isn't it?
Can we call thread start () twice?
What is the difference between static and non-static variables?
How do you define a variable?
what is difference between validation.xml & validation rules.xml?
Which programming language is best in future?