Modern web applications make heavy use of databases, especially relational ones such as MySQL, PostgreSQL, SQLite, and Microsoft SQL Server, where SQL is the primary language of interaction. SQL is used in scenarios:
User authorization - verification of credentials upon login.
Personal account - display of user data (for example, order history, messages).
Online store - display product catalog, manage orders and track inventory.
Social networks - managing profiles, publications, comments and connections between users.
The entire SQL query process is performed on the server side and is usually cayman islands email list integrated with a core backend language such as Python, PHP or Java, allowing you to create full-fledged applications and websites with extensive functionality.HTML (HyperText Markup Language)
HTML (HyperText Markup Language) is a markup language , the basic building block for creating the structure of web pages. It is responsible for marking up and organizing the content that a user sees on a site, and is used to create the skeleton of each page, determining where headings, paragraphs, images, links, tables, and other elements will be located. HTML is not a programming language , as it does not contain logic or algorithms, but merely describes how the content of a page will be organized.
The Role of HTML in Website Development and Operation
Structuring content - HTML allows developers to structure text, images, tables, and other elements, making the content understandable to the browser and user-friendly. Each element of a website (such as a heading, image, or button) is created using HTML tags, which help the browser understand how to display and format the information.
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