Thursday, March 1, 2012

what happens if remote interface is accessed locally?

›
Local Versus Remote Interface (EJB) Use remote client view when you need to be sure that parameters passed between your EJB and the client (...

how to use instance variable in stateless EJB

›
we can't keep client specific data in stateless session beans. In a stateful session bean, the instance variables represent the state o...

In which OSI layer is http protocol?

›
HTTP is an example of an Application Layer protocol http://mike.passwall.com/networking/netmodels/isoosi7layermodel.html#APP
Tuesday, February 28, 2012

ITIL interview questions-1

›
ITIL interview questions what is outsourcing? If we used an external organisation to help us develop part of our service it's ca...

What is the difference between RMI & Corba?

›
What is the difference between RMI & Corba? CORBA was made specifically for interoperability across programming languages programs can b...
Friday, February 24, 2012

How does email work?

›
Lisa opens her email program (Outlook Express), uses her email account, lisa@otherisp.com, and writes an email message to bob@comentum.com. ...
Thursday, February 23, 2012

TCP vs UDP

›
Transmission Control Protocol (TCP) TCP is connection -oriented protocol When a file or message send it will get delivered unless conne...

Volume Shadow Copy

›
Volume Shadow Copy is a service that creates and maintains snapshots (“shadow copies”) of disk volumes If you accidentally delete 10 pages...

The Windows Registry

›
The Windows Registry is a collection of databases of configuration settings. The Windows Registry is used to store much of the information ...

DHCP

›
Dynamic Host Configuration Protocol (DHCP) is a network protocol that enables a server to automatically assign an IP address to a computer f...
Saturday, February 11, 2012

labeled and unlabeled break statements

›
Break should be used either with loop or switch. Further more Break has two forms Labeled and Unlabeled. Good example of unlabaled break is,...

Marker interface

›
an interface with no methods is called as marker interface ex: interface test{ } Serializable, Clonable, SingleThreadModel are called m...
Wednesday, January 11, 2012

integration frameworks

›
Apache Camel Apache Camel is a powerful open source integration framework based on known Enterprise Integration Patterns with powerful Bean ...
Saturday, January 7, 2012

Decision Making Skills

›
Using a DECISION MATRIX to help you to decide between alternatives: SWOT analysis is a subjective method used to evaluate the STRENGTHS,...

business analyst role

›
What are the challenges a BA may need to overcome to respond to the increased expectations of companies who hire business analysts not just ...

preparation

›
Top 5 Job Interview Tips http://career-advice.monster.co.uk/job-interview/preparing-for-job-interviews/top-5-job-interview-tips/article.asp...

What is the difference between an incremental backup and a differential backup?

›
An Incremental backup backs up only the selected files that have their archive bit set to ON, setting them back to OFF. a backup of all fil...

SQL JOIN

›
ChatGPT SQL JOINs are used to combine rows from two or more tables based on a related column between them. Here’s an explanation of differen...
Friday, January 6, 2012

The Key Differences Between SAN, DAS, and NAS

›
Direct-Attached Storage ( DAS) The most common form of server storage today is still direct attached storage. The disks may be internal...