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• ** Large Model Field Project**: ⭐AI Smart Interview Support Platform + RAG Knowledge Base (based on Spring Boot 4.0 + Java 21 + Spring AI 2.0, well suited as a learning and curriculum vitae project with a low learning threshold).
• ** interview supplement**:
• Java Interview Point North: Four years of grinding, and JavaGuide's open-source content complement, to get you ready for interviews from scratch!
• Back-end HF system design & scene question: 30+ DHF system design and scene interview to help you respond to the current trend of mid- and large-scale plant interviews.
• ** used recommendation**: If you want to systematically prepare Java backend interviews but do not know how to start, you can refer to Java backend interview clearance scheme (general backend).
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• ** Reproduced in the annex**: all the following articles, if not the initial notes, are original JavaGuide, for which reference is made at the beginning. If malicious copying/handling is detected, legal weapons are used to defend their interests. Let's maintain a good technological environment!

#Region home-- # AI Application of development interview guide

AI application development for back-end developers, AI programming field and interview guidelines are open and cover core technical and engineering practices such as LLM, Agent, RAG, MCP, Claude Code, Codex. Welcome, Star!

-** Project address**: https://github.com/Snailclimb/AIGuide ** Online** https://javaguide.cn/ai/ Backend interview preparation

• Java backend interview clearance plan (covering the backend common system) (must see: +1:)
• How to efficiently prepare Java interview? Java, back-end interview highlights. Java Learning Route (update, 4w+ words)
• Guidelines for the preparation of curriculum vitae of programmers
• Project experience guide
• What if we get too nervous?
• What if the school admissions don't have an internship? What about an internship? Java. Foundation

** Summary of knowledge points/interviews** (must read: +1:):

• Java Basic Common Knowledge Point & Summary of Interviews (up)
• Java Basic Common Knowledge Points & Summary of Interviews (C) Java Basic Common Knowledge Point & Summary of Interviews (under)

** Detailed key knowledge points**:

• Why is Java only worth passing?
• Java Sequenced Details
• Pan/Pyramid Details
• Java, reflect.
• Java proxy model. BigDecimal.
• Java, magic, Unsafe.
• Java SPI Detailed Mechanism
• Java. Gather.

** Summary of knowledge points/interviews**:

• Java Gathering Common Knowledge Points & Summary of Interviews (Previously: +1:)
• Java Gathering Common Knowledge Points & Summary of Interviews (low) (Required: +1:)
• Java, wrapping up the contents of the container.

Source analysis:

• ArrayList Core Source + Capability Mechanism Analysis

• LinkedList Core Source Analysis

• HashMap Core Source + Bottom Data Structure Analysis

• ConcurentHashMap Core Source + Bottom Data Structure Analysis LinkedHashMap Core Source Analysis

• CopyOnWriteArrayList Core Source Analysis

• Array BrockingQueue Core Source Analysis

• Core source analysis for PriorityQueue

• DelayQueue Core Source Analysis IO

• IO Basic summary

• IO Design Model Summary

• IO model details NIO Core Knowledge Summary Parallel

** Summary of knowledge points/interviews** (required: +1:)

• Java and a summary of common knowledge points and interviews (up)
• Java and a summary of common knowledge points and interviews (C)
• Java and a summary of common knowledge points and interviews (low)

** Detailed key knowledge points**:

• Java, lock. Break
• A lock on optimism and pessimism.
• CAS, details.
• JMM (Java Memory Model)
• ** Threadpool**: Java Thread Pool Detail, Java Thread Pool Best Practices
• ThreadLocal.
• Java, co-container summary.
• Atomic Atomic Summary
• AQS, details. Completable Future. JVM (must read: +1:)

This part of the JVM is based on JVM Virtual Machine Code-Java8 and Teacher Zhou Ji Minh ' s In-depth Understanding Java Virtual Machine (3rd edition) (recommended to read many times).

• ** Java Memory Area**

• JVM Waste recycling

• Class File Structure -** Class loading process**

• Class loader

• The most important JVM parameter summary.

• I'll take you to JVM.

• JDK surveillance and trouble management tool New Feature

• ** Java 8**: Java 8 New Character Summary (Translation), Java 8 Common New Character Summary

• Java 9 Overview of new features

• Java 10, Overview of new features

• Java 11, an overview of new features.

• Java 12 & 13 Overview of new features

• Java 14 & 15 Overview of new features

• Java 16, Overview of new features

• Java 17, a new profile.

• Java 18, a new profile.

• Java 19 Overview of new features

• Java 20, Overview of new features

• Java 21 Overview of new features

• Java 22 & 23 Overview of new features

• Java 24, Overview of new features

• Java 25 Overview of new features Computer base Operating systems

• Common knowledge points in operating systems & summary of interviews (up)

• Common knowledge points for operating systems & summary of interviews (low)

• Process and line details: distinction, state, communication, context switching and virtual lines Cheng

• IPC details: conduit, message queue, shared memory, Socket and Binder

• Death locks: four necessary conditions, Java, death locks, database death locks

• Detailed storage management in the operating system: break pages, segments, page replacements, Swap and OOM

• Virtual memory details: address conversion, TLB, missing page interruption and page replacement

• Operational system file system details: inode, VFS, Page Cache and log mechanisms

• I/O Multi-Role Detail: Self, Poll, Poll Principles and Differences

• Zero details: map, sendfile and splice

• ** Linux**:

• Linux Basic Summary for Backend Programmers

• Shell Programming Basics Summary Network

** Summary of knowledge points/interviews**:

• Common knowledge points on computer networks & summary of interviews (up)
• Common knowledge points on computer networks & summary of interviews (down)
• Summary (additional) of Mr. Sheikyan ' s Computer Network

** Detailed key knowledge points**:

• OSI and TCP/IP network hierarchy model elaboration (basis)
• Summary of common application level protocols (appliance level)
• HTTP vs HTTPS (appliance level)
• HTTP 1.0 vs HTTP 1.1 (appliance level)
• HTTP Common Status Code (appliance level)
• DNS Domain Name System Details (Application Layer)
• TCP, three handshakes and four handshakes.
• What's the difference between TCP Kepalive and HTTP Keep-Alive? (transmitting layer)
• TCP Transfer Reliability Assurance (Transfer Layer)
• Yes, through Ping. TCP must be connected? (transmitting layer)
• TCP and UDP can use the same port? (transmitting layer)
• How many TCP connections can a host keep? (transmitting layer)
• ARP protocol detail (network level)
• NAT protocol details (network level)
• Summary of common means of cyberattack (security) Data structure

** Graphical data structure:**

• Linear data structure: arrays, chains, bars, queues
• Figures.
• Pile.
• Trees: Focus on red trees, B-, B+, B, LSM trees

Other commonly used data structures:

• Blom filter. Algebra

This part of the algorithm is very important, if you don't know how to learn the algorithm, read me:

• Algorithmic learning books + resource recommendations.
• How do you do it?

Summary of common algorithm issues

• Several common string algorithms.
• A few common chain algorithms.
• Sword finger offer part programming.
• Ten classic sorting algorithms.

Also, GeeksforGeeks, a website that summarizes common algorithms, is more comprehensive. Database Foundation

• Database fundamentals summary
• NoSQL Basic knowledge summary
• Character Encapsulation -SQL:
• Summary of basic knowledge of SQL SQL Summary of Common Interviews MySQL

** Summaries of knowledge points/interviews:**

-** MySQL Common Knowledge Point & Summary of Interviews** (Must read: +1:)

• MySQL Summary of high performance optimization normative recommendations

** Key knowledge points:**

MySQL index details

• MySQL Index Expiry Summary
• MySQL service level details
• MySQL three logs (binlog, redo log and undo log)
• MySQL Backup and Restore Detail
• InnoDB storage engine for MVCC
• Implementation of SQL statements in MySQL
• MySQL query cache MySQL Implementation Plan Analysis
• MySQL Self-Additional Primary Key must be continuous?
• MySQL time-type data storage proposal
• MySQL implicit conversion causes index failure Redis.

** Summary of knowledge points/interviews** (must read: +1:):

• Redis Common Knowledge Points & Summary of Interviews (above)
• Redis Common Knowledge Point & Summary of Interviews (low)

** Key knowledge points:**

• 3 Common Cache Reading and Writing Strategies
• Redis, can you do the news line? How?
• Redis 5 detailed basic data structure
• Redis 3 Special Data Structure Detailed
• Redis, the mechanism for durability.
• Redis memory debris analysis
• Redis, summary of common obstructions.
• Redis, cluster. M