What are user defined exceptions?
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What is constructor
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we have two threads..both the threads are reading the data.. is there any need of synchronization there?...justify it?
Why you should not use singleton?
We can write any Java Logics in our JSP. Then why we are using servlets(Controller Layer) to interact with the DAO ?
What is the difference between method and means?
Can private method static?
What is the largest long allowed by java?
What lambda means?
Which class is the superclass for all the classes?
What is Three tier architecture. Can anyone explain with a Ordinary web application Project? (JSP,Servlets,JAVA,DAO) ?
What is garbage collection? Can it be forced to run?
What is a static method in java?