Which SQL command would most likely be used for querying a database?

The command used for querying a database is the SELECT statement. This SQL command allows users to specify the data they want to retrieve from one or more tables within the database. It enables the selection of specific columns and the application of conditions using the WHERE clause, which makes it a powerful tool for data retrieval. The results produced by a SELECT query can be tailored by using functions, sorting, and grouping to create meaningful datasets for analysis.

In contrast, the other commands serve different purposes. CREATE is used to construct new database schemas, tables, or other database objects, thereby defining their structures. UPDATE modifies existing records within a table, allowing for changes to data that is already present. DROP permanently removes database objects, such as tables or schemas, from the database. Each of these commands plays a crucial role in database management, but none serve the primary function of querying data as effectively as the SELECT command does.