What is difference between overloading and overriding in java?
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why java uses class level type casting ?
what is difference betwwen hashmap and hashtable ?
What all access modifiers are allowed for top class ?
What is the difference between a checked and an unchecked exception?
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.
How big is a 32 bit integer?
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Which sorting algorithm is best in java?
How to display all the prime numbers between 1 and n (n is the number, get the input from user)
what is multi-tasking
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What is passed by reference and pass by value ?
What methods are used to get and set the text label displayed by a button object?