I spent a lot of money and got it from my colleague! From Ali’s internal "Java Interview Knowledge Points"

Recently, a new set of "Golden Three Silver Four" interview questions has been compiled, covering more than 900 questions: performance optimization, microservice architecture, concurrent programming, open source framework, distributed, interview questions; full of dry goods! It is recommended to finish brushing~

 

Catalog display

 

1. Performance optimization interview column:

 

 

Second, the microservice architecture interview column:

 

 

Three, Concurrent Programming Advanced Interview Column

 

 

Fourth, the open source framework interview questions column

 

 

Five, distributed interview column

 

 

Since this information is really too detailed, I can only take a screenshot of some of the knowledge points and give a rough introduction. Each small node has more detailed content! If you need this 999 "Golden Three Silver Four Interviews" in the 2021 "Golden Three Silver Four Interviews" , friends who have 999 common interview questions from many companies  can poke this to get a 100% free copy!