2018 latest front-end interview questions 2
This time we bring you the latest front-end interview questions in 2018. We know that interviews are an essential part of front-end work. This time, the common front-end interview questions are sorted and summarized to help you get through the front-end interview. Big trouble. , let’s take a look.
[Related recommendations: Front-end interview questions (2020)]
1. How do you optimize the files and resources of the website?
1. Make sure the website information description is unified
2. Clarify the information inside the website invalid and repeat information
3. allow users to quickly and accurately view the relevant content on the website
4. Optimize the internal structure for searching for
In order to achieve the above effects, we generally take several methods: keyword optimization, optimization of keywords, optimization, Website page optimization, internal structure information optimization and how to improve the friendliness and user experience of the web page.
2. Please name three ways to reduce page loading time. (Loading time refers to perceived time or actual loading time)
1. Reduce HTTP requests;
2. Merge and compress Js/css files; #caching
manifest；4. Turn on gzip on the server side; ## 6. Put external JS and CSS at the bottom
7. Operate the DOM as little as possible. Some DOM that need repeated operations can be placed in
variables3. If you participate in a project and find that they use Tabs to indent code, but you like spaces, what will you do?
1. It is recommended that the project use specifications such as EditorConfig 2. In order to maintain the consistency of the style, maintain the original
3. Directly use the retab command in vim to Convert all tabs to spaces
4. Please talk about your understanding of the importance of web standards and standard-setting organizations. Webpage Standard and Standard Formulation Agency are to make web more 'healthy'. First of all,Browser developers follow the unified standards, followed by restricted website developers. Development difficulty, development cost, SEO will also be easier, and various BUG and
security
issues will not be caused by misuse of code, ultimately improving the usability of the website.
V3C's significance is to make the browser compatibility as possible as small as possible. First of all, they restrict the browser developers, and then the restrictions on developers. I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website! Related reading:
Front-end interview questions about Node.js2018 latest front-end interview questions one
The above is the detailed content of 2018 latest front-end interview questions 2. For more information, please follow other related articles on the PHP Chinese website!
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