Google Analytics is one of the most popular website analytics tools. It provides webmasters with the opportunity to gain in-depth understanding of their website visitors and provide insights on website traffic, user behavior and conversion rates through data analysis.
1. Tracking Code (Tracking Code)
The tracking code is a small piece of JavaScript code embedded in the website page. When the page loads, this code sends data to Google Analytics. Each web page should contain a unique tracking code.
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2. Data View Data View
is a way to group and filter data on a specific website. You can create multiple data views to analyze different data sets based on your needs. For example, you can create a view that excludes access by internal employees, or create a view that only views specific pages.
3. Session (Session)
A session refers to a series of interactions that a user has with your website within a specific time range. A session begins when the user enters the website and continues until the user closes the browser or has no interaction with the website for 30 minutes.
4. User User
refers to the only visitor who interacts with your website. Google Analytics uses cookies to identify users, and if a user clears their cookies or visits the site on a different device, they will be considered a different user.
5. Page views (Page views)
Page views represent the number of pages viewed by users when visiting your website. Each time a user loads a web page, it counts as a page view. 
6. Bounce rate: Bounce rate
refers to the percentage of users who leave the website after browsing only one page. A high visit rate may mean that visitors are not interested in your website content or have unfriendly navigation.
7. Conversion Rate (Conversion Rate)
Conversion rate refers to the ratio between users who complete a specific goal and the total visitors to the website. This goal can be purchasing a product, filling out a form, subscribing to a newsletter, etc.
8. Keywords
Keywords are search query words that bring users to your website through search engines. Understanding the keywords your users are using can help you optimize your website content to get more organic traffic.
9. Average Session Duration The
average session duration is the average time users spend on the website. It helps you assess user interest and attraction to your website content.
10. Engagement Engagement
refers to the degree of interaction between users and the website. It can be measured through metrics such as page views, average session length, and user behavior.
The above is just a brief introduction to the basic concepts of Google Analytics. By delving into these concepts, you'll be better able to leverage the data available in Google Analytics to improve your website and develop more effective marketing strategies. Hope the above content is helpful to you.