高級先端試験問題大まとめ(試験問題のみ、答えなし)


面接問題はネットから来て、高級フロントエンドの面接問題を見て、自分と高級フロントエンドの差を知ることができます.いくつかの面接問題が繰り返されます.
    koa2   

koa-body  

          

      Cluster

  pm2

master    pm2    

   MySQL    

React          

    React-Router

         

     SSR

     history

  Redux      

Redux             ,                

             state,            ,                 

    Redux   

         

  Http   

     1px   

  flex  

  css        

        transform(      marginLeft/Top)

   webpack    plugin loader

webpack           

dev-server      

    

            

           

    this      
  redux,        

           

       

promise、async     

        (  )

          

       

       

      -     ,      

  react  

  http2.0

          

http1.1     tcp  

  service worker

  css3 position:sticky

redux           

  Promise,    

  position    CSS3  

       

           

React          

React         

  this    

          

             

React           
react-router        

react-router     a       

a                    

React       

             

import { Button } from 'antd',        button,     ,      

  import ,webpack node_modules        

JS                

Http           

cookie   ,cookie           

cookie token    header  ,        

cookie session        

React Dom                

React      3   ,textComponent、composeComponent、domComponent,     ,Dom           data   ,    ,      ,                   

key           ,         index(  )

Redux          

Redux        ,      (        )

                 

        store action,      

state         , reducer            

koa response.send、response.rounded、response.json      ,              json    html

koa-bodyparser     request

webpack      ,loader plugin     

  AST(Abstract Syntax Tree)     

  Activity          

  4.0 6.0   WebView js      

WebView        

      ,      Apache   
 async、await   ,    

   Promise,    

    

    (    、     )

   URL        

tcp3   

tcp     (1     -> 2       -> 3    (ip)-> 4    (tcp) -> 5    (http))

redux     

  redux   

  connect   

connect  

 webpack  

==   ===   ,        ==

bind、call、apply   

CSS3     

      (         )

      
Linux 754   

      ,    ,        

transform       left、top          

          

          

       

ES6  map           

      -     

react       ,  Time Slicing   Suspense

       

 props             

     

      

pureComponent FunctionComponent  

  JSX

   RN    IOS    

RN               (bundle.js)

    DOM

      localStorage,        

    Promise.all()

      

sum(2, 3)  sum(2)(3)   

react    

        
JS   

      

        

        

react    

  Fiber

      

  DOM   

react  key   

       

  css,xsrf

http    

           

native        RN

         

shouldComponentUpdate         

    props       

         

webpack    

webpack       

   plugins

pm2       ,        

  pm2       
        

         

jsonp           

Ajax         (  )

  CORS               

xsrf              

  Async       

Async     await  ,      (       )

Promise Async            

Redux          React         

Redux       

react    ,       

           

                  

       (      ...)

 react         

React     (            )

       ,        

             

React/Redux              

JS        ,     

JS          ,      ,     

      CSS(Webpack)
            

React          

Emit     ,      

   React    ,          

      ,         id name,React        name

         

     name   ,        ,   

     key    ,    index , id   index 

webpack   sass,     loader

 css    loader

     js、css、html         

div      (flex、    )

     ,    ,    10  

    ,          

[1, 2, 3, 4, 5]  [1, 2, 3, a, b, 5]

       (ES5、ES6)

apply call   

ES5 ES6     

some、every、find、filter、map、forEach     

        ,          

   0-5    ,95-99 

    1  button      

     button

        button,      ,   (JS    DOM)

      index   ,   ,    

      input,    p  ,  input p       ,    

  input     ,       
       

 React  ,        

      ,       

        

         

   Promise      

Promise Callback     

React    
ES6    

  Promise

Promise     

     

React     

componentWillReceiveProps        

React16.3        

   React Filber  

 Filber   

  React    

          

Redux        ,     

React-Router   

  SEO    

   HTTP   

403、301、302   

     HTTP   

  HTTPS

HTTPS        

      (JS   React)

          

 PWA     

        

          

           

RESTful   Method

     

Access-Control-Allow-Origin        

csrf        

         
localStorage cookie     

CSS      

    ,       IE    

         

prototype ——proto——  

_construct   

new      

promise   ,     

    H5      

rem、flex   (root em)

em px   

React    

    url  # 

Redux           window      

webpack gulp    

        

         (   )

      (1js css;2   ;3      ; 4 SSR; 5      ;6     )

         (6 )

base64        ,  

  webp        

  koa2

Promise     

    ,   fetch       

ajax      

CORS    

jsonp      post  

      

React        

  Immuable

   redux      

     

    
  JS    ,                

Array Object   

          

var a = {name: "    "}; var b = a; a = null  b    

var a = {b: 1}     

var a = {b: {c: 1}}     

      

           

     10    ,        10           

         

              

       

JS      

        

Promise     

Async/Await    

Promise setTimeout       

JS             

Promise             ,then 

  -           

JS           

      this   

        

       

loadsh       

ES6 let          

React setState      

setState        

setState        

   3            native(RN)  (  DOM)

  DOM      

  DOM     (JS  )

304   

   Hash       

          ,    

  webpack             

webpack    

a,b    ,  aba,       baa,     aba(Promise.then)

node           

node          ,    ,   

RN       

RN        

RN           

RN       RN     

       

         

Promise.all    
  Promise   ,   

  Redux

RN   ,           IOS   

RN           

  RN   

           

      

    

        

       

HTTP HTTPS   

HTTPS     

  SSL TLS

  DNS  

JS     

      

cookie           

cookie localStorage   

        

      
  canvas            

formData    ajax     

       , formData     

  redux    

rudux          (    、    )

RN     

  MVP    

      

promise    then  

koa2     

      

             

             

node       

npm2 npm3+     
knex         

      

        

        

      

JS    

             

  a b,    

    

       Dom        

         

dom          

             

redux      

  localstorage API
html      

    

      

         

  this   

         

react    

     DOM   DOM   

react       

redux       

redux          

Redux        

  、  、          

             

    
react    

react    

                 

           

setInterval      

           

setTimeout(1) setTimeout(2)     

         

promise   then         

  pureComponet

  Function Component

React   

props state   

  react context

  class ES5      

              

  defineProperty  ,        

for..in   object.keys   

    ,    

             

get post     
React15/16.x   

    render     

       react    

state props                

setState       

         

  Redux    

  ES6   

let、const  var   

          

       this

  Promise then

      

  : K      
 react  ,         

          ,         

react      (            )    

JS       (           )    

koa  ,     koa(express koa  )    

   koa       

ES6         

Promise   async/await   callback       

Promise          (promise         )    

Promise setTimeout   (Event Loop)    

        (  node        ,node    ,           )    

   DFS        

            

              (      ,   list)

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