What is garbage collection in Java, and how can it be used ?32 50164
How is serialization used generally ?3 2949
What happens when a main method is declared as private?20 26702
what is mission in weblogic
who will give req's to u?. how they send req's to u? . what design documents contains?. when bugs raised on other developer code how to report to them?.(throgh mail or ........). how to retrive 100 recods from dao layer to presentation layer.using which collection?. what is sequence diagram.?.
Write down program for following scenario. Use java coding standard. You have array list with some words in it..we will call it as dictionary….and you have a arbitrary string containing some chars in it. You have to go through each word of dictionary and find out if that word can be constructed with the help of chars from arbitrary string given. If you find the word print it else print none.
explain the concept of virtual method invocation in polymorphism in detail?
Can explain about the validations and in your project where did u used the validations?
how to know the total memory occupied by the objects in the ArrayList(Array list may contain duplicate objects)
whats is mean by connectionpooling
Why use a datasource when you can directly specify a connection details? (in a J2EE application)
what happen if we set JDBC string to NULL?
Explain the architectural relationship between JavaBeans and JTA?
What are invisible components?.
how come we know the object is no more used in the class?
Why does java doesnt suuport unsigned values?
hr interview how many minutes asking question
How to Allowe messages to expire ?