Web development quizzes

This statement adds a column: ALTER TABLE employee DROP COLUMN age.
False
True

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

SQL can retrieve data from a database.
False
True

We can define aliases like this: SELECT age ALIAS myage FROM employee;
False
True

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