The Selenium suite includes 4 set of tools:


1. Selenium Integrated Development Environment (IDE): It is a record and playback tool, which is distributed as a Firefox Plugin.

2. Selenium Remote Control (RC): It is a server that allows users to create test scripts in the programming language of their choice. It also allows developers to execute test scripts cross browsers.

3. Selenium WebDriver: This tool communicates directly with the browser and uses native compatibility to automate.

4. Selenium Grid: It is used to distribute test execution on multiple platforms and environments

BY Best Interview Question ON 26 Jan 2019