What is a common use of the SQL language?

The SQL language, which stands for Structured Query Language, is primarily used for managing and manipulating relational databases. Its most common application is querying databases, allowing users to retrieve, insert, update, and delete data stored within them. SQL provides a standardized way to communicate with database systems, enabling users to perform complex searches and modifications easily.

By utilizing SQL, database administrators and developers can create specific queries that return exact information needed from a database by using various commands and clauses, such as SELECT, FROM, WHERE, JOIN, and many others. This capability makes SQL vital for data analysis, reporting, and managing data integrity within systems.

The other choices do not align with SQL's primary functions. Creating web pages is typically handled by markup and scripting languages like HTML, CSS, and JavaScript. Managing files often involves filesystem commands and tools rather than SQL. Developing applications may incorporate SQL, but it also encompasses a broader range of programming languages and frameworks that extend beyond just database interaction.