Give some advantages of orm (object-relational mapping)?
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What is actionerrors?
What is java ee technologies?
for example we are login into the irctc server from there it will go to the selected bank and deduct amount and come back to the irctc. so if we are developing this in java means will it be run on the same session. but as per my knowledge bank is separate and irctc is separate URL's so it will use two different sessions then how it is maintaining same session through out application and even it uses the payment gateway? how it is working can any one help me on that??
What is application client?
Which edition of java is used for developing web application?
Explain the following statement: Java is always pass-by-value.
What is use of final keyword in java?
What is j2ee product?
What is authorization constraint?
what is defect. Is it runtime exception or comiletime exception
How does j2ee application work?
what is jvm? how can it is useful in java?