Advanced Java J2EE Interview Questions and Answers - 3

Question: 11

What is programmatic security?

Security decisions that are made by security aware applications. Programmatic security is useful when declarative security alone is not sufficient to express the security model of an application.

Question: 12

What is validating parser?

A parser that ensure that an XML document is valid in addition to being well formed.

Question: 13

What is tool provider?

An organization or software vendor that provides

Tools used for the development, packaging and deployment of J2EE applications.

Question: 14

What is Document Object Model?

An API for accessing and manipulating XML documents as tree structures. DOM provides platform neutral, language neutral interfaces that enables programs and scripts to dynamically access and modify content and structure in XML documents.

Question: 15

What is digest authentication?

An authentication mechanism in which a Web application authenticates itself to a Web server by sending a message digest along with its HTTP request message. The digest is computed by employing a one way hash algorithm to a concatenation of the HTTP request message and the client’s password. The digest is typically much smaller than the HTTP request and doesn’t contain the password.