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Questions and Answers
What was JavaScript originally intended for?
What was JavaScript originally intended for?
- Creating interactive experiences on the web
- Running server-side applications
- Writing long programs
- Short snippets of code (correct)
What caused JavaScript to become more popular?
What caused JavaScript to become more popular?
- The addition of APIs to extend its functionality
- Its ability to run on any platform
- Its use in creating server-side applications
- The development of faster web browsers (correct)
What is an advantage of using JavaScript for cross-platform development?
What is an advantage of using JavaScript for cross-platform development?
- It is a low-level programming language
- It is only used for client-side development
- It has a limited set of features
- It can "run anywhere" (correct)
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Study Notes
- JavaScript started as a simple scripting language for browsers.
- It was expected to be used for short snippets of code.
- Early web browsers executed JS code slowly.
- JS became more popular and web developers started using it to create interactive experiences.
- Web browser developers optimized their execution engines and added APIs to extend JS functionality.
- Modern websites run applications with hundreds of thousands of lines of JS code.
- JS is now used outside the context of browsers, such as implementing JS servers using node.js.
- JS is an attractive choice for cross-platform development due to its "run anywhere" nature.
- Some developers use only JavaScript to program their entire stack.
- JavaScript has quirks due to its humble beginning as a tool for quick uses.
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