Annual Review | 2019 Nian Java interview questions summary articles - with answers

At the time of this years New Year's replacement, Pharaoh inventory of all articles about his own 2019 release, the unexpected discovery about the subject of the article "Java interview", even issued a 52, almost a week throughout the year an interview article rhythm, of course, many of which face questions from the network, but these classic face questions are what I go through careful selection, only I felt readers might find helpful articles will be interviewing me "move" release, so in this special day, I decided to do a summary of these interview questions, allow readers to focus on reading and collection preservation, Java interview questions summary information is as follows (with detailed answers).

  1. Interviewer | What Nginx that? what's the effect?
  2. Interviewer | Why followed by the index, the query will be faster?
  3. Interviewer | Java objects when not in use Why assigned to null?
  4. US corporations face questions | after the JVM heap overflow, other threads can continue to work?
  5. Interviewer | talk about JVM parameters used what?
  6. Interviewer | word on what proxy mode?
  7. Interviewer | AJAX request Why insecurity?
  8. Classic face questions | ConcurrentHashMap read Why do not need to lock?
  9. The interviewer asks: a Java string in the end to how many characters?
  10. Interviewer | JVM Why replace a permanent behalf using meta space?
  11. Interviewer | talk about how the database sub-library sub-table?
  12. Interviewer | talk about how to do restrictor highly concurrent systems?
  13. Interviewer: Why in Spring bean default singleton?
  14. Interviewer: HTTPS Why is it safe? His talk about the underlying implementation of the principle?
  15. Is a familiar face questions asked ignorant: StringBuilder Why not thread-safe?
  16. A lot of fight interview | how to count unique visitors with Redis?
  17. Interviewer: How to Use SpringBoot development mailing system?
  18. Interviewer: talk about your understanding of MySQL indexes?
  19. Interviewer: How to achieve idempotency check?
  20. How to effectively prepare Java interview?
  21. How to hand line and a queue? Summary and Detailed queues interview questions (with answers)
  22. Interview questions: how to design a highly concurrent systems?
  23. Interview questions: illustrates a shallow clone and a deep clone
  24. Autumn trick notes and interview clearance Raiders
  25. Interviewer: In the case of large volumes of data paged queries are slow, what optimization?
  26. Interview collection: more than 200 channels of the most common interview questions Java (2019 latest edition)
  27. Interview questions: chat with the basic principles of design patterns
  28. I was the interviewer to abuse ignorant, turned out to be because I do not understand in Spring @Configuration
  29. Interviewer: Tell us about the principles of database connection pool
  30. Classic face questions | talk about what are the garbage collector?
  31. Interview dry goods | Java can customize a class called java.lang.System?
  32. Interviewer: talk about the dichotomy
  33. Ali interview, I hung up the fourth round ......
  34. Classic face questions: chat garbage collection algorithm
  35. Interview questions: thoroughly get to know Cookie and Session
  36. [Interview] Redis most comprehensive collection of questions
  37. The interviewer asks you to optimize MySQL, reading this is enough
  38. Classic face questions: how to ensure that double buffering and write database consistency?
  39. Interviewer: Jvm talk about how to determine the object's life and death?
  40. Interviewer: Do not use synchronized and lock, how to implement a thread-safe singleton?
  41. Interview essential thing distributed program
  42. Interview questions: Why Java String objects are immutable
  43. Talk about the composition of the JVM | classic face questions
  44. Remember a gold suit ant interview experience
  45. Kafka finishing a full set of interview questions | draw focus to test!
  46. A number of BIO and NIO inside questions with answers and code issues
  47. Java 200+ interview questions supplementary module ③ Dubbo
  48. Java 200+ interview questions complement ② Netty module
  49. Java 200+ interview questions supplementary module ThreadLocal
  50. The difference between 90% of people will face questions answered incorrectly == and the equals
  51. Interview Experience Sharing | Essentials
  52. Programmers exclusive boutique resume collection - Interview essential

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Origin juejin.im/post/5e0b4a87e51d4541082c7609