Web development quizzes

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

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

A foreign key declaration can include this: ON UPDATE CASCADE.
False
True

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

UNIQUE and NOT NULL are contraints.
False
True