It is indeed an interview question for the architect of Ali P9Java. It has helped me win the three offers of Byte, Ant, and Didi.

Open source a set of gold three silver four self-brushed interview question bank, I feel pretty good, I also took a few offers (three big factories, byte, ant, Didi)! Let’s go directly to the dry goods!

Click here to get the interview questions and answers~

 

JVM articles (87 channels)

Knowledge points in the interview questions in the JVM article: JVM entry-level CLASS file format, detailed CLASS loading process, JAVA memory model, memory barrier and JVM instructions, JAVA runtime data area and common instructions

 

Multithreading and high concurrency (108 channels)

Knowledge points in the interview questions of multithreading and high concurrency: basic concepts of multithreading and high concurrency, JUC synchronization tool, synchronization container, thread pool, thread order execution control, fiber, JMH, reference type, Disruptor

 

Mysql articles (83 channels)

Knowledge points in the MySQL interview questions: index mechanism, transaction mechanism, lock mechanism, JDBC, MySQL optimization (field design, storage engine selection, index, query cache, partition, horizontal and vertical partition, cluster, slow query log, Server configuration, stress testing tool MySQLSlap)

 

REDIS (50 channels)

Knowledge points in the REDIS interview questions: REDIS deployment, REDIS VALUE type, REDIS publish and subscribe, REDIS MODULE and Bloom filter modules, REDIS LUA script, REDIS persistence scheme, REDIS master-slave replication scheme, REDIS’ SENTINEL, REDIS’ synchronization mechanism, REDIS’ new reliability configuration, etc.

 

MEMCACHED (24 channels)

Knowledge points in MEMCACHED interview questions: MEMCACHED storage, MEMCACHED search, MEMCACHED statistics, MEMCACHED development

 

Spring (131 channels)

Knowledge points in the Spring interview questions: Spring container initialization process, Spring Environment principle, Spring listener, Spring IOC principle, Spring AOP principle, Spring Boot Starter principle, Spring work common skills

 

Spring Boot (92 channels)

Knowledge points in the SpringBoot interview questions: SringBoo core development, Springboot Stater principle, SpringBoot cross-domain request, SpringBoot add interceptor, package scanning implementation, SpringBoot configuration classes and configuration files, Restful design and development

 

Spring Cloud (135 channels)

Knowledge points in the Springcloud interview questions: distributed transaction solutions, sleuth service tracking, Bus message bus, config configuration center, Zuul gateway, Feign, hystrix, etc.

 

RabbitMQ articles (32 channels)

Knowledge points in the RabbitMQ interview questions: Principles, Direct Exchange, Topic Exchange, Fanout Exchange, Message persistence, Acknowledge confirmation mechanism, Spring Cloud's operation of RabbitMQ

 

Dubbo (59 channels)

Knowledge points in Dubbo's interview questions: SPI mechanism, adaptive expansion principle, service export, service reference, cluster fault-tolerant Directory, cluster fault-tolerant Router, cluster fault-tolerant Cluster, cluster fault-tolerant LoadBalance, service call process

 

MyBatis (28 channels)

Knowledge points in MyBatis interview questions: implementation principles, mapping files, dynamic SQL, caching mechanism, configuration file loading source code, MAPPERPROXY creation source code, EXECUTOR source code

 

ZooKeeper (49 channels)

 

Data Structure and Algorithm (230 channels in total)

 

 

Microservices (50 channels)

 

Linux articles (48 channels)

Knowledge points in the Linux interview questions: single process maximum open file limit, kernel memory parameter tuning, TCP sending KEEPALIVE message frequency, TCP FIN_WAIT_2 state time, defining the local port value range of UDP and TCP links, and optimizing TCP reception The maximum value, minimum value, default value of the buffer, the maximum value, minimum value, and default value of the optimized TCP sending buffer, the optimization of the default size of the kernel socket acceptance buffer area, the optimization of the default size of the kernel socket sending buffer area, 10, 9 , Optimize the SYN attack of the kernel TCP

 

to sum up

This set of interview questions can be said to be a necessary question bank for your gold three silver four interviews, so I won't show them too much here. Click here to get the interview questions and answers~