preface
Last week, I voted for station B on a certain website, and the interviewer seemed to have finally decided on the 14th of January, which is the interview today. After the interview in the evening, I came to a warm interview for everyone’s reference. Although it was cold, at the beginning, I asked how to achieve big data rendering and how to deal with the buried point
One side (60 min)
- When I introduced myself, MY wechat phone number was on, and both of them were on speakerphone. When the response was too noisy, I changed to the phone number. I burst my door and asked about my project experience, and my internship experience began to enter the formal interview.
- Event delegation mechanism
- Event bubbling, prevent bubbling events, prevent default events
- How to make an asynchronous request without using the ES6 Promise asynchronous method
- ES6 asynchronous request methods Promise /async await/generator etc
- Var let is different from const, block-level scope
- What is scoped chain scoped closure read code
- The difference between the concept of arrow functions and ordinary functions
- The pointer to this, says a piece of code that points to different functions this
- How does apply, call, bind change this call and apply differ from the arrow function
- Math.max math.min round math.ceil math.floor math.round
- Js toFixed method
- Js map method
- Implement an Ajax method
- Jsonp domain cors PostMessage, iframe, jSONP domain cors Postmessage
- Why can’t Vue/React use index as key
- Does Canvas know webGL
- Paint bucket algorithm
- How do you switch to branch B when there is A Bug in branch B while writing code in branch A
- Git rebase -i git rebase -i git rebase -i git rebase -i
- The browser’s entire process from entering the URL to rendering the page is as detailed as possible
- How to implement the longest common substring
- OSI 7 layer protocol, HTTP is which layer TCP/UDP
- What type is null typeof NULL
- Introduce the understanding of the browser kernel V8 engine
- Let’s talk about hashing
- Cache The browser caches the HTTP cache
- Common Linux Commands
conclusion
The interview is some of the more basic, but I vegetables chicken, I wish you all can find suitable and satisfactory work. There will be time for answers later