What is the CTS, and how does it relate to the CLS?
CTS = Common Type System. This is the full range of types that the .NET runtime understands. Not all .NET languages support all the types in the CTS. CLS = Common... Read more »
Archive for September, 2006
What is the CLI? Is it the same as the CLR?
The CLI (Common Language Infrastructure) is the definiton of the fundamentals of the .NET framework - the Common Type System (CTS), metadata, the Virtual Execution... Read more »
What is in-memory replication?
The process by which the contents in the memory of one physical m/c are replicated in all the m/c in the cluster is called in-memory replication. Read more »
What is Ripple Effect?
The process of propagating the changes in the properties of a server group during runtime to all the associated clones is called Ripple Effect. Read more »
What is a Clone?
The copies of a server group are called Clones. But unlike a Server Group Clones are associated with a node and are real server process running in that node. Read more »
What are the types of Scaling?
There are two types of scaling: Vertical Scaling and Horizontal Scaling. Vertical Scaling - When multiple server clones of an application server are defined on the... Read more »
What is a Server Group?
A server group is a template of an Application Server(and its contents) i.e, it is a logical representation of the application server. It has the same structure... Read more »
What is the new basic requirement for a CMP entity bean class in 2.0 from that of ejb 1.1?
It must be abstract class. The container extends it and implements methods which are required for managing the relationships Read more »
What’s new in the EJB 2.0 specification?
Following are some of the main features supported in EJB 2.0: 1. Integration of EJB with JMS, 2. Message Driven Beans, 3. Implement additional Business methods in... Read more »
How can I access EJB from ASP?
We can use the Java 2 Platform, Enterprise Edition Client Access Services (J2EETM CAS) COM Bridge 1.0, currently downloadable from Sun Read more »
What is the relationship between local interfaces and container-managed relationships?
Entity beans that have container-managed relationships with other entity beans, must be accessed in the same local scope as those related beans, and therefore typically... Read more »
Are enterprise beans allowed to use Thread.sleep()?
Enterprise beans make use of the services provided by the EJB container, such as life-cycle management. To avoid conflicts with these services, enterprise beans... Read more »
What is the difference between a Coarse Grained Entity Bean and a Fine Grained Entity Bean?
A ‘fine grained’ entity bean is directly mapped to one relational table, in third normal form. A ‘coarse grained’ entity bean is larger and more complex,... Read more »
What is EJBDoclet?
EJBDoclet is an open source JavaDoc doclet that generates a lot of the EJB related source files from custom JavaDoc comments tags embedded in the EJB source file. Read more »
What is the difference between session and entity beans?
An entity bean represents persistent global data from the database; a session bean represents transient user-specific data that will die when the user disconnects... Read more »