What is the difference between the file and randomaccessfile classes?
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Does treeset use compareto?
When is update method called?
What are the data types supported by java?
what is difference between excute query ()and execute update ()?
What is the significance of continue jump statement? Explain with an example.
whats is the use of final,in which situation final can be used in the application?
Can an interface extend a class?
What is the basic difference between string and stringbuffer object?
I need some details about an employee. i have only the employee id in my presentation layer(JSP).I entered that ID and click "Show Details" Button. Question is how the JSP pass that id to Controller layer and DAO and what mechanism we are using to retrive data from DB and how the data passed to JSP as a Output. Please explain in detail.
Difference between final and effectively final ?
what state does a thread enter when it terminates its processing? : Java thread
What is public static?