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moosphan/android-daily-interview

★ 5,597Audience · developerComplexity · 1/5Setup · easy

TLDR

A categorized index of Android developer interview questions, covering Java, Android components, concurrency, networking, and more, with community answers in GitHub Issues threads, aimed at Chinese-speaking developers preparing for tech interviews.

Mindmap

mindmap
  root((android-daily-interview))
    Topics
      Java fundamentals
      Collections
      Concurrency
      JVM
    Android
      Activities and Services
      Async programming
      UI rendering
      Data storage
    Format
      Daily questions
      GitHub Issues answers
      Community discussion
    Audience
      Interview candidates
      Chinese developers
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Code map

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Things people build with this

USE CASE 1

Use the categorized question index as a study checklist when preparing for an Android developer interview.

USE CASE 2

Read the GitHub Issues discussion threads to see multiple community perspectives on a specific technical concept.

USE CASE 3

Identify which Android or Java topics to study next based on the question categories.

Tech stack

JavaAndroid

Getting it running

Difficulty · easy Time to first run · 5min

In plain English

This repository is a study resource for people preparing for Android developer job interviews in China. The author published one new interview question per workday, building up a growing collection over time. The description is in Chinese, and the content is aimed at Chinese-speaking Android developers. The README is organized as a categorized index of interview questions, each linking to a GitHub Issues thread where the community discusses and answers that question. The categories cover the major technical areas an Android interview would probe: Java fundamentals, Java collections, multithreading and concurrency, the Java virtual machine, core Android components like Activities and Services, asynchronous programming, UI rendering, networking, data storage, and third-party libraries commonly used in Android projects. The structure means the repository itself does not contain written answers inline. Instead, the answers live in the Issues section of the GitHub repo, contributed by community members. Anyone can participate by posting their explanation under a question's issue, which also lets readers see multiple different answers and vote on them. The author notes that the daily-question posting cadence was paused at some point, with the focus shifting to improving the quality of existing questions and their answers rather than adding new ones. A contributor list and a historical question index are linked from the README for people who want to review the full archive. This is useful for Android developers who want a structured list of common interview topics, particularly those applying at Chinese tech companies. It is not a tutorial or a course, and it does not teach Android from scratch. A reader needs existing knowledge of Android and Java to find the linked discussions meaningful.

Copy-paste prompts

Prompt 1
I have an Android developer interview in two weeks. Build me a study plan covering the main topics in this repo: Java, concurrency, Android components, and networking.
Prompt 2
What are the most commonly asked Android interview questions about the JVM and how should I structure my answers?
Prompt 3
Explain the difference between AsyncTask, Handler, and Kotlin Coroutines for async work in Android as it would appear in a senior developer interview.
Prompt 4
I'm weak on Android UI rendering and the Activity lifecycle. Give me a concise explanation and three likely interview questions with model answers.
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