Java J2EE Interview Questions for Senior Developers 2020-2021 - 5

Question: 21

What is deployer?

A person who install J2EE modules and applications into an operational environment.

Question: 22

What is Data?

The contents of an element in an XML stream, generally used when the element does not contain any sub elements. When it does, the term content is generally used. When the only text in an XML structure is contained in simple elements and when element that have sub elements have little or no data mixed in, then that structures is often thought of as XML data, as opposed to an XML documents.

Question: 23

What are credentials?

The information describing the security attributes of a principal.

Question: 24

What is naming context?

A set of associations between unique, atomic, people friendly identifiers and objects.

Question: 25

What is method permission?

An authorization rule that determines who is permitted to execute one or more enterprise bean methods.