# You Don't Know JS

> You Don’t Know JS - complete syllabus with quizzes & MCQs for students

Canonical page: [https://chrome-stats.com/d/com.malab.youdontknowjs](https://chrome-stats.com/d/com.malab.youdontknowjs)

## Overview

- **ID:** `com.malab.youdontknowjs`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** StudyZoom
- **Category:** EDUCATION
- **Downloads:** 160
- **Version:** 1.3
- **Last updated:** 2026-07-16
- **First published:** 2025-09-21
- **Publisher country:** PK
- **Size:** 83 MB
- **Data as of:** 2026-09-17
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.malab.youdontknowjs)
- **Website:** [https://studyzoominternational.com/app-ads.txt](https://studyzoominternational.com/app-ads.txt)
- **Privacy policy:** [https://sites.google.com/view/studyzoom1/home](https://sites.google.com/view/studyzoom1/home)

## Description

📚 You Don’t Know JS – (2025–2026 Edition)<br><br>You Don’t Know JS (2025–2026 Edition) is a complete academic resource for students who want to study JavaScript in a simple and exam-oriented way. This edition provides a syllabus book, MCQs, and quizzes — everything you need for structured learning and effective revision.<br><br>The content is designed in a clear, unit-wise format so that learners can easily understand the topics, prepare step by step, and test their knowledge with practice questions. Whether you are in BS/CS, BS/IT, or software engineering, this resource is built to match your academic needs.<br><br>---<br><br>🎯 Learning Outcomes<br><br>✅ Study JavaScript with a complete syllabus book.<br>✅ Revise each unit with MCQs.<br>✅ Test your preparation with quizzes.<br>✅ Learn in a structured and exam-focused style.<br><br>---<br><br>📂 Units &amp; Topics<br><br>🔹 Unit 1: Up and Going<br><br>Learning JavaScript Basics<br>Syntax and Grammar<br>Types and Values<br><br>🔹 Unit 2: Scope and Closures<br><br>Variable Scope<br>Lexical Scope<br>Closures and Their Uses<br><br>🔹 Unit 3: This and Object Prototypes<br><br>The &quot;this&quot; Keyword<br>Object Prototypes<br>Prototype Chains and Inheritance<br><br>🔹 Unit 4: Types and Grammar<br><br>JavaScript Coercion<br>Type Coercion<br>Equality Comparisons<br><br>🔹 Unit 5: Async and Performance<br><br>Callbacks<br>Promises<br>Async-Await<br>Event Loop and Concurrency<br><br>🔹 Unit 6: ES6 and Beyond<br><br>New Syntax and Features in ES6<br>Modules<br>Arrow Functions<br>Classes<br><br>🔹 Unit 7: Into Programming<br><br>Code<br>Try It Yourself<br>Operators<br>Values and Types<br><br>---<br><br>🌟 Why Choose You Don’t Know JS?<br><br>📖 Includes a syllabus book for complete study.<br>📝 Provides MCQs and quizzes for revision.<br>🎓 Ideal for BS/CS, BS/IT, and software engineering students.<br>📂 Covers the full JavaScript syllabus in unit-wise format.<br><br>---<br>This app is inspired by the authors:<br>Marijn Haverbeke, Douglas Crockford, David Herman, Eric Elliott, Michael Fogus, Brenden Eich, Kyle Simpson<br><br>📥 Download Now!<br><br>Get You Don’t Know JS – (2025–2026 Edition) and make your JavaScript learning simple, clear, and exam-ready. With a syllabus book, MCQs, and quizzes, this edition is the perfect academic companion for students preparing for exams and class tests.

## Rankings

- #1,806,488 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_CUSTOM_AUDIENCE`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.CAMERA`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.SCHEDULE_EXACT_ALARM`
- `android.permission.USE_BIOMETRIC`
- `android.permission.USE_FINGERPRINT`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `com.amazon.privacypass.ATTEST`
- `com.android.vending.BILLING`
- `com.android.vending.CHECK_LICENSE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`
- `com.google.android.providers.gsf.permission.READ_GSERVICES`
- `com.malab.youdontknowjs.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.malab.youdontknowjs)