How to Identify UI vs Usablitity Testing Myths? Learn Now !

What is Selenium : Selenium is a free (open source) automated testing suite for web applications across different browser and platforms. It is quite similar to HP Quick Test pro (QTP) Only that selenium focuses on automating web based applications.
Selenium is not just single tool bit a suite of software, each catering to to different testing needs of an organization.
It has four components:
Selenium Integrated Development Environment (IDE)
selenium Remote Control (RC)
Selenium Webdriver
Selenium Grid

Why Selenium?
As the current industry trends have shown that there is mass movement towards automation testing. The cluster of repetitive manual testing scenarios has raised a demand to bring in the practice of automating these manual scenarios.
The benefits of implementing automation test are many; let us take a look at them:
Supports execution of repeated test cases
Aids in testing a large test matrix
Enables parallel execution
Encourages unattended execution
Improves accuracy thereby reducing human generated errors
Saves time and money

All this results in to the following:
High ROI
Faster GoTo market
Automation testing benefits are many and well understood and largely talked about in the software test industry.
One of the most commonly asked question comes with this is
What is the best tool for me to get my tests automated?
Is there a cost involved?
Is it easy to adapt?
One of the best answers to all the above questions for automating web based applications is Selenium. Because:
It s open source
have a large user base and helping communities
have multi browser and platform compatibility
has active repository developments
supports multiple language implementations