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2021 latest Android knowledge system summary, full of dry goods guidance

The information collected is quite disorderly , I've finally made time recently , We classified , Step by step , From foundation to depth , From easy to simple .

The content is organized into five chapters 、 Basic computer interview questions 、 Data structure and algorithm interview questions 、Java Interview questions 、Android Interview questions 、 Other extended interview questions 、 There are five chapters in the non-technical interview questions 354 page .

Ali Android Interview question set ( With answer analysis ):

The first chapter is basic computer interview questions

  • Section 1 、 Online interview questions

  • In the second quarter 、 Operating system interview questions

  • In the third quarter 、 Database interview questions

Chapter two Data structure and algorithm interview questions

  • Data structure and algorithm

The third chapter Java Interview questions

  • Section 1 Java Basic interview questions

  • In the second quarter Java And send out questions

  • In the third quarter Java Virtual machine interview questions

Chapter four Android Interview questions

  • Section 1 Android Basic interview questions
  • In the second quarter Android Advanced interview questions

The fifth chapter Other extended interview questions

  • Kotlin

  • Big front end

  • Scripting language

Chapter six Non technical interview questions

  • High frequency problem set

  • Sub high frequency problem set

2021 newest Android Knowledge system summary , Full dry goods Guide _Android

We try to attach... To every question 1 A standard reference answer , It's all about us fumbling and digesting ( It took a lot of time ), I think the better writing is the answer . In this way, you can save yourself time to search , Use time for the right things .

In fact, we can also use simple 、 Write down the answers shared by your friends , But it doesn't help the students to understand , Think twice and use the standard answer as a reference . Don't understand or want to understand , You can join our technology group for discussion . Here is an overview of our knowledge points in each chapter :

Chapter one Basic computer interview questions

Ali interview will also examine computer foundation , It mainly investigates whether we have systematically studied the operating system and computer composition principle , Because only after we read the operating system can we systematically understand the principle of computer .

2021 newest Android Knowledge system summary , Full dry goods Guide _Android_02

Chapter two Data structure and algorithm interview questions

For algorithm interview preparation , No doubt it is the brush 《 The finger of the sword Offer》+ LeetCode It works best . brush 《 The finger of the sword Offer》 It's to build a comprehensive algorithmic interview thinking , Lay a solid foundation , brush LeetCode It is to strengthen and broaden our own algorithm ideas . The two pieces of CS-Notes China has been perfectly achieved , I suggest that you will 《 The finger of the sword Offer》 Brush up , And then at least brush 100 Avenue LeetCode Title above .

2021 newest Android Knowledge system summary , Full dry goods Guide _ interview _03

2021 newest Android Knowledge system summary , Full dry goods Guide _ interview _04

The third chapter Java Interview questions
Java yes Android App Develop the default language , Android Framework It is also used by default Java Language , Have a good command of Java Language is Android The essential skills of developers . Of course, it's also our favorite choice direction for byte skipping !

2021 newest Android Knowledge system summary , Full dry goods Guide _Android_05

Chapter four Android Interview questions
Android The interview is divided into basic interview questions + There are two parts to the advanced interview question . The performance optimization of the advanced interview questions 、Framework、 Three party source code is the focus of our investigation 、 Direction of difficulty !

2021 newest Android Knowledge system summary , Full dry goods Guide _ Mobile development _06

The fifth chapter 、 Chapter six Other extended interview questions + Non technical interview questions
Interview focus ; In the project web Interaction

2021 newest Android Knowledge system summary , Full dry goods Guide _Android_07

Study welfare

【Android Detailed knowledge points mind map ( The skill tree )】

2021 newest Android Knowledge system summary , Full dry goods Guide _ Mobile development _08

Actually Android There are so many knowledge points in development , There are still so many things to ask about in the interview . So there's no other trick to an interview , It depends on how well you are prepared for these knowledge points .so, When you go out for an interview, you should first see which stage you have reviewed .

although Android It's not as hot as it was a few years ago , It's past the era when you can find high paying jobs with four components . It just means Android The posts below the intermediate level are saturated , At present, there is still a lack of senior engineers , A lot of senior positions pay really high salaries ( A lot of money doesn't necessarily mean you can find the right one ), So it's important to try to be a senior engineer .

Attached here are dozens of sets of bytes related to the above interview questions , JD.COM , millet , tencent 、 headlines 、 Ali 、 Meituan and other companies 19 Interview questions for . Put the technical points into video and PDF( In fact, it took a lot more energy than expected ), Contains the context of knowledge + A lot of details .

Due to limited space , Here's a small part of it in the form of pictures .

2021 newest Android Knowledge system summary , Full dry goods Guide _ Mobile development _09

Online learning Android A lot of information , But if the knowledge learned is not systematic , When you encounter a problem, you just have a taste of it , No further study , So it's hard to really improve the technology . I hope this systematic technical system has a direction reference for you .

This article has been  CODING Open source project :《Android Summary of learning notes + Mobile architecture video + The real interview question of Dachang + Project source code 》 Included

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