Quizzes de desarrollo web

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

A primary key column can contain NULL values.
False
True

This query is correct: SELECT * FROM employee ORDER BY age DESC;
False
True

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

SQL stands for "Structured Query Language".
False
True