Quizzes de desarrollo web

UNIQUE and NOT NULL are contraints.
False
True

This query is correct: INSERT INTO table_name THIS (value1,value2,value3,...);
False
True

This query retrieves the employees whose names end with h: SELECT * FROM employees WHERE name LIKE 'h%';
False
True

You have to pay to use MySQL.
False
True

A SELECT statement is a data definition language (DDL).
False
True