What is JavaScript and why it is used?

JavaScript is a programming language that is used by web developers to create interactive web pages. It is used to create dynamic web pages. It is also used to add more functionality to HTML.

JavaScript is also used as a client side scripting language. A client side scripting language is a scripting language that is interpreted by the browser and it is executed on the client side.

What is JavaScript engine?

As JavaScript is a scripting language, it has its own interpreter. This interpreter is called JavaScript engine. JavaScript is an interpreted language. It means that JavaScript interpreter runs on the client machine and it interprets the JavaScript commands.

JavaScript engine is being developed by different companies and it is used by different browsers. The JavaScript engine is responsible for interpreting the JavaScript commands and it converts them to the machine language.

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