Q

Query: A request for data from a database table or a combination of tables.

Quid Pro Quo: Quid pro quo is a type of social engineering attack in which the attacker offers something of value in exchange for something else of value. The attacker may offer a free service or product, or a discount, in exchange for personal information or access to a system. Quid pro quo attacks are often used to trick people into revealing sensitive information or granting access to systems or data.