---
title: "Discussion on \"Synchronous vs Asynchronous JavaScript\" | Hashnode"
description: "Discussion on \"Synchronous vs Asynchronous JavaScript\". This article will explain: What asynchronous code means, Why JavaScript needs asynchronous behavior, Real-life examples like API calls and timers and Problems caused by blocking code"
url: "https://hashnode.com/posts/synchronous-vs-asynchronous-javascript/69cb93164b49f4a8e92e0169"
---

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# [Synchronous vs Asynchronous JavaScript](https://logictech.hashnode.dev/synchronous-vs-asynchronous-javascript?utm_source=hashnode&utm_medium=feed)

This article will explain: What asynchronous code means, Why JavaScript needs asynchronous behavior, Real-life examples like API calls and timers and Problems caused by blocking code

Mar 31 · 8 min read · logictech.hashnode.dev  
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-   [#synchronous](https://hashnode.com/tag/synchronous)
-   [#asynchronous](https://hashnode.com/tag/asynchronous)
-   [#sync-vs-async-javasc](https://hashnode.com/tag/sync-vs-async-javasc)
-   [#bloking-code](https://hashnode.com/tag/bloking-code)
-   [#chaicode](https://hashnode.com/tag/chaicode)
-   [#javascript](https://hashnode.com/tag/javascript)
-   [#begginer-friendly-explination](https://hashnode.com/tag/begginer-friendly-explination)
-   [#blog](https://hashnode.com/tag/blog)
-   [#articles](https://hashnode.com/tag/articles)
-   [#simple-explination](https://hashnode.com/tag/simple-explination)

## Written by

[Mohammad Asad](https://hashnode.com/@mohammadasad)

@mohammadasad · Meerut, Uttar Pradesh

  
[View profile](https://hashnode.com/@mohammadasad)

Enthusiasm learner

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