|
J2EE Interview Questions and Answers
What is binding
(JavaServer Faces technology) ?
Wiring UI
components to back-end data sources such as backing bean
properties.
What is build file ?
The XML file that contains one or more asant targets. A target is a set
of 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.
What is business logic ?
The code that implements the functionality of an application. In the
Enterprise JavaBeans architecture, this logic is implemented by the
methods of an enterprise bean.
What is business method ?
A method of an enterprise bean that implements the business logic or
rules of an application.
What is callback methods ?
Component methods called by the container to notify the component of
important events in its life cycle.
What is caller ?
Same as caller principal.
What is caller principal ?
The principal that identifies the invoker of the enterprise bean method.
What is cascade delete ?
A deletion that triggers another deletion. A cascade delete can be
specified for an entity bean that has container-managed persistence.
What is CDATA ?
A predefined XML tag for character data that means "don't interpret
these characters," as opposed to parsed character data (PCDATA), in
which the normal rules of XML syntax apply. CDATA sections are typically
used to show examples of XML syntax.
What is certificate authority ?
A trusted organization that issues public key certificates and provides
identification to the bearer.
What is client-certificate authentication ?
An authentication mechanism that uses HTTP over SSL, in which the server
and, optionally, the client authenticate each other with a public key
certificate that conforms to a standard that is defined by X.509 Public
Key Infrastructure.
What is comment ?
In an XML document, text that is ignored unless the parser is
specifically told to recognize it.
What is commit ?
The point in a transaction when all updates to any resources involved in
the transaction are made permanent.
What is component contract ?
The contract between a J2EE component and its container. The contract
includes life-cycle management of the component, a context interface
that the instance uses to obtain various information and services from
its container, and a list of services that every container must provide
for its components.
What is component-managed sign-on ?
A mechanism whereby security information needed for signing on to a
resource is provided by an application component.
What is connector ?
A standard extension mechanism for containers that provides connectivity
to enterprise information systems. A connector is specific to an
enterprise information system and consists of a resource adapter and
application development tools for enterprise information system
connectivity. The resource adapter is plugged in to a container through
its support for system-level contracts defined in the Connector
architecture.
What is container-managed persistence ?
The mechanism whereby data transfer between an entity bean's variables
and a resource manager is managed by the entity bean's container.
Page Numbers :
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
Have a Question ?
post your questions here. It
will be answered as soon as possible.
Check
Java Interview
Questions for more Java Interview Questions with answers
Check
Structs Interview
Questions for more Structs Interview Questions with answers
Check
Servlet Interview
Questions for more Servlet Interview Questions with answers
|
