Why char array is preferred over string for storing password?
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What is reflexive association?
How Vector class is synchronized,How to build user defined class as synchronized?
What is the java reflection api? Why it’s so important to have?
What are the three best choices for a development environment?
1).Is Object class abstract or not? 2).Is main method(public static void main(String args[])low priority thread or high priority thread?
when everything can be done by static block then why do we use main method?.
What is a local, member and a class variable?
What are basic data types?
What do you mean by mnemonics?
How to call a Stored Procedure from JDBC?
How to do a true java ping from windows?
Explain 5 features introduced in jdk 1.7?