Quizzes de desarrollo web

RDBMS stands for "Reunified Database Management System".
False
True

This query is correct: SELECT * FROM employee WHERE age IN (20,21,22);
False
True

Querying directly from a table takes more time than querying from a view.
False
True

A VARCHAR can store up to 512 characters.
False
True

NULL is exactly the same as empty string.
False
True