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Archive for January, 2007

Give the two types of tables involved in producing a star schema and the type of data they hold. 

Fact tables and dimension tables. A fact table contains measurements while dimension tables will contain data that will help describe the fact tables.  Read more »

What is message-driven bean? 

An enterprise bean that is an asynchronous message consumer. A message-driven bean has no state for a specific client, but its instance variables can contain state... Read more »

What is message producer? 

An object created by a JMS session that is used for sending messages to a destination.  Read more »

What is mixed-content model? 

A DTD specification that defines an element as containing a mixture of text and one more other elements. The specification must start with #PCDATA, followed by diverse... Read more »

What is method-binding expression? 

A JavaServer Faces EL expression that refers to a method of a backing bean. This method performs either event handling, validation, or navigation processing for... Read more »

What is mutual authentication? 

An authentication mechanism employed by two parties for the purpose of proving each other’s identity to one another.  Read more »

What is method permission? 

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

What is JSP expression? 

A scripting element that contains a valid scripting language expression that is evaluated, converted to a String, and placed into the implicit out object.  Read more »

What is JSP document? 

A JSP page written in XML syntax and subject to the constraints of XML documents.  Read more »

What is JSP declaration? 

A JSP scripting element that declares methods, variables, or both in a JSP page.  Read more »

What is JSP custom tag? 

A tag that references a JSP custom action.  Read more »

What is JMS application? 

One or more JMS clients that exchange messages.  Read more »

What is JMS client? 

A Java language program that sends or receives messages.  Read more »

What is JMS provider? 

A messaging system that implements the Java Message Service as well as other administrative and control functionality needed in a full-featured messaging product.  Read more »

What is JMS session? 

A single-threaded context for sending and receiving JMS messages. A JMS session can be nontransacted, locally transacted, or participating in a distributed transaction.  Read more »

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