# Operating System Notes & MCQs

> Operating system MCQs, Mock Tests, Quiz, Notes, Dictionary, Interview Questions

Canonical page: [https://chrome-stats.com/d/com.iitsysco.operating\_systems\_concise\_notes](https://chrome-stats.com/d/com.iitsysco.operating_systems_concise_notes)

## Overview

- **ID:** `com.iitsysco.operating_systems_concise_notes`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** iiTSysCo
- **Category:** EDUCATION
- **Downloads:** 23,237
- **Version:** 6.4.46
- **Last updated:** 2024-06-17
- **First published:** 2020-01-19
- **Publisher country:** PK
- **Size:** 9.83 MB
- **Data as of:** 2026-09-13
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.iitsysco.operating_systems_concise_notes)
- **Website:** [https://x8e516e49.app-ads-txt.com](https://x8e516e49.app-ads-txt.com/)
- **Privacy policy:** [https://sites.google.com/view/operating-system-notes-mcqs](https://sites.google.com/view/operating-system-notes-mcqs)

## Description

The Operating System Notes & MCQs Chrome extension offers an all-in-one offline learning platform tailored for students and professionals preparing for exams like GATE, university tests, and competitive job interviews. It features over 1300 categorized multiple-choice questions (MCQs) and allows users to create custom mock tests with adjustable difficulty, timing, question count, and negative marking options. Beyond quizzes, the extension includes concise notes, a specialized dictionary, and important interview questions to build a strong foundational understanding of Operating Systems.

Users can track their progress through detailed quiz reports, earn rewards, and bookmark favorite questions for quick revision. Covering fundamental topics such as Process Management, CPU Scheduling, Deadlocks, Memory Management, and File Systems, this extension is an essential study aid for BE, MCA, BCA, and diploma students in computer science and engineering fields. Its offline capability ensures uninterrupted study without internet dependence, making it ideal for on-the-go learning.

## Rankings

- #409,430 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.BLUETOOTH_CONNECT`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.WAKE_LOCK`
- `com.google.android.gms.permission.AD_ID`
- `com.iitsysco.operating_systems_concise_notes.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

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