Bytedance successfully won the offer on three sides, share my three-sided experience

One side (30 minutes)

Young brother

1. Self introduction
2. http 3 handshake and 4 waves
3. The difference between get and post
4. http status code
5. mysql engine, which one supports transactions
6. acid，
7. Index structure, benefits, search process
8. The difference between process and thread,
9. How to communicate between processes
10. Know what kinds of locks
11. …
12. A variant of binary serach, simple question

Two sides (50 minutes)

Another brother

1. When can the internship be available and how long is the internship?
2. Asked some knowledge of the operating system
3. fork, zombie process, how to recycle child process, etc.
4. Design lru, then tear the code by hand
5. There is still time to finish writing, and another question is to find the subsequent traversal by traversing the binary tree pre-order and middle-order

Three sides (40 minutes)

Middle-aged bald supervisor

1. When will you come for the internship?
2. Why is ByteDance?
3. How to design the WeChat group building function?
4. Hand tear code leetcode 4 simple questions
5. I still have time to finish writing, so I asked which language I am most familiar with, I say Java
6. Then slap the keyboard, it is estimated to search the exam questions on the spot. . .
7. After 30s, my eyes suddenly light up and ask, copy a = "xyz", a = new String(xyz) What's the difference?
8. Harm, I forgot, I thought there was no difference in the heap, so I said there was no difference.
9. As soon as the uncle's face changed, he felt half cold.
10. He continued to ask you to think about it again. I really forgot at the time. I thought for a while and said I didn’t know.
11. Then he became unhappy, and asked me what would you do with Java?
12. I said I know Spring
13. Then he said it should be over???

At last

This article is shared with friends who need to interview questions, and I wish everyone successfully get the offer they want, and then share an interview material (high-frequency interview questions and analysis)

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