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feat:增加腾讯微保 #9

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38 changes: 38 additions & 0 deletions 前端/2018-10 腾讯微保-瑞元.md
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# 腾讯微保:
> * 时间:2018-10
> * 面试: 现场面 TIT创意园
> * 腾讯微保
## 一面:
1. 自我介绍(一般3分钟左右,可以说说自己前端学习经历)
2. css盒子模型
3. css定位position
4. http和https区别
5. 前端的理解(在团队的位置,使用的技术,未来的发展)
6. 编程题目:高效去重,获取url参数
7. 继承,构造函数和原型之间不同
8. 逻辑题:一个三角形三条边上各放一个蚂蚁,蚂蚁会往顶点走,到顶点停下,问蚂蚁相遇的概率。

## 二面:
1. 状态码:302 304(状态码问很多,多了解)
2. async defer区别(都是异步下载,async在下载完后立即执行,defer在下载完后等dom解析完执行)
3. promise被编译后怎么实现(找时间动手用es5实现promise)
4. let在es5怎么实现块级作用域(为变量添加下划线区分)
5. const let 和var 区别
6. 进程和线程区别
7. 进程三个状态
8. localstroage, sessionstroage,cookie区别
9. 两个tab页怎么传数据(websocket,localstoage等)
10. es5以下的异步操作有哪些
11. html5有哪些异步api
12. 各个排序算法中最好和最坏情况相差不大的算法
13. 流行的浏览器内核有哪些(了解常见浏览器的内核)
14. 内核中有哪些线程(了解浏览器的线程,推荐文章:https://www.html5rocks.com/zh/tutorials/internals/howbrowserswork/)
15. 伪类是什么
16. 完全居中文本
17. 清除浮动方法有哪些
18. 用一行代码拿到所用有check属性的元素。


## 总结:
> 二面答得不好,很多基础的东西答得不流畅。

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Expand Up @@ -31,8 +31,8 @@ Human('Jack').eat().sleep(5).go().rest(10)
6. websocket相关问题,怎么降级处理
7. node中怎么处理用户权限

## 总结
## 建议
1. 面试前要有充分的准备,刷题目,针对性的看面经,比如面头条,多看看头条的面经。
2. 练习对题目表达熟练程度,抛出一个问题,能够流畅的表达出来,不拖拉。平时可以录下自己回答问题表达是否清晰。

> good luck
> Good luck