Java My Interview Collection_In-depth common interview points
There is no best, only better!
The pursuit of excellence is all about quality, come on!
foreword
Interview to build trains, go to work to screw screws! In the face of such normal situations, we must always be prepared! Once in high school, there would be a student bully brother, who often got full marks in English cloze and reading comprehension, and then asked for advice. He replied: When you treat it as a meal, three meals a day, you can too! ! !
interview record
Common must-remember interview questions (simple memory - interview surprise; detailed introduction - easy to understand)
--->Stage 1
01. What is the difference between HashMap and HashTable? What is its underlying implementation?
02. Talk about the comparison of == and equals
03. The difference between ArrayList and LinkedList
04. The difference between String, StringBuffer, and StringBuilder
05. Introduce, singleton mode
06. What are the four major Java references and their differences?
07. What is aop, talk about your understanding of aop?
08. What is ioc, talk about your understanding of ioc?
updating. . .