Question - Explain the various navigation commands supported by Selenium? 
          
        
        Answer - 
        
Selenium has the support of majorly 4 navigation commands:
navigate().back(): This command is used for taking the user to the last webpage of the browser history.
navigate().forward(): This command is used for taking the user to the next web page of the browser history.
navigate().refresh(): This command is used for reloading the web components of a webpage by refreshing it.
navigate().to(): This command is used for navigating to a particular URL in a new web browser. It takes the URL to be migrated to, as a parameter.