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The video introduces the basics of SQL, a standard language for managing databases.

What is the primary purpose of SQL?

• To design graphics

• To manage and manipulate databases

• To create web pages

• To write operating systems

Which of the following is a common SQL command?

• PRINT

• SELECT

• SHOW

• DISPLAY

What does the SQL command 'SELECT' do?

• Deletes data from a database

• Retrieves data from a database

• Updates data in a database

• Inserts data into a database

Which SQL command is used to remove data from a table?

• SELECT

• DELETE

• UPDATE

• INSERT

In SQL, which command is used to add new data to a table?

• SELECT

• UPDATE

• DELETE

• INSERT