What do you mean by data type?
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What is singleton pattern?
Hi Friends, I am new to java. Can u explain about thread concept.How i know one thread is locked, and how can i force or acquire another thread for lock . Finally how to know thread is released from lock. Explain types of lock(like method level and block level) in thread.
Which Math method is used to calculate the absolute value of a number?
Difference between ‘is-a’ and ‘has-a’ relationship in java?
Does java support Operator Overloading?
what is the significance of listiterator in java?
Can we have try block without catch block?
What is the access scope of protected access specifier?
Difference between an argument and a parameter?
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What is the advantage of preparedstatement over statement?
What is a marker interface?
What is indexof?