In Selenium, Keyword driven framework reads the CSV file that contains keywords and perform actions as mentioned in the CSV file. The keyword-driven framework is a functional automation testing, also called as Table-driven or Action word based testing. In the keyword-driven framework, we use a table format such as a spreadsheet that describes the keywords according to which we would like to execute.
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You can watch this video on Selenium Tutorial to know more about the keyword-driven framework: