Which of the following is one of the fundamental features of JavaScript?(a) Single-threaded(b) Multi-threaded(c) Both Single-threaded and Multi-threaded(d) Simple-threadedI got this question during a job interview.Query is from Web Workers topic in chapter Caching, Debugging and Animation of JavaScript

Which of the following is one of the fundamental features of JavaScrip

1.	Which of the following is one of the fundamental features of JavaScript?(a) Single-threaded(b) Multi-threaded(c) Both Single-threaded and Multi-threaded(d) Simple-threadedI got this question during a job interview.Query is from Web Workers topic in chapter Caching, Debugging and Animation of JavaScript
Answer» The correct CHOICE is (a) Single-threaded The best explanation: In computer programming, single-threading is the PROCESSING of ONE COMMAND at a time. One of the fundamental features of client-side JavaScript is that it is single-threaded: a browser will never RUN two event handlers at the same time, and it will never trigger a timer while an event handler is running.

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