Which of the following statements are true regarding declaring a servlet instance in a deployment descriptor?

Which code snipped is the best to check whether a String s contains text 'oDesk'?

An ArrayList can be shuffled using the Knuth shuffle method by calling Collections.shuffle() method and passing the ArrayList object to it. What is the best way to do a Knuth shuffle on a stack data structure?

Best way to return an array from a function?

Which Java technologies support transaction processing?

Which statements are true regarding using wildcards in java code that uses generics? Select all true statements.

RMI has which of these protocols implementations?

When the skeleton receives the incoming request, it does the following tasks?

Which is an object, acts as a gateway for the client side, all the outgoing requests are routed through it, and it resides at the client side and represents the remote object?

In RMI Distributed object applications need to do?

In Naming class which method specifies name to a remote object?