Advanced Java J2EE Interview Questions and Answers - 4

Question: 16

What is context attribute?

An object bound into the context associated with a servlet.

Question: 17

What is container managed sign on?

The mechanism whereby security information needed for signing onto a resource is supplied by the container.

Question: 18

What is component managed sign on?

A mechanism whereby security information needed by signing on to a resource is provided by an application component.

Question: 19

What is bean managed persistence?

The mechanism whereby data transfer between an entity bean’s variables and a resource manager is managed by the entity bean.

Question: 20

What is build file?

The XML file that contains one or more asant targets. A target is a set  tasks you want to be executed. When starting asant, you can select which targets you want to have executed. When no target is given, the project’s default target is executed.