The question of Ctrip face

1. Talk about the project

2. Talk about the principle of waterfall flow, the main use of what technology

3. Talk about SEO

4. Why use Ajax, it's design principle, solve what problem

5. How to solve the problem of cross-domain

6. Talk about some sort of algorithms you know

7.CSS framework: Less and sass, what are the benefits of using it?

8.JS Framework, jquery and angular, talk about understanding of it, why use it, and use it for good.

9. Understand the common database, how to optimize SQL

Study point: The front end in the macroscopic understanding, why use these technologies, do not talk about too much detail, say the key point.

10. How to solve the memory leak

11. The rapid scheduling of event complexity, the principle of

12. Cross-Domain Solutions

13. What is used in the framework

14. Technology used in the project

15. Several ways of inheriting

Ctrip two-face 1 give you a task, how do you do 2leader to give you a task, product orders to pay you how to do 3 object deep copy write an array and how to use the hasOwnProperty in if, can be an array can be a JSON object, So you can't use for in
4 How to understand the front end and other technical areas
5 What is the difference between the front and back end data