Data Management Foundation C175 WGU|84 Questions with 100% Correct Answers | Updated | Guaranteed A+
Associative Entity - ️️An associative entity is an element of the entity-relationship model. All relationships for the associative entity should be many. Attribute - ️️An attribute is a property or characteristic of an entity. Binary relationship - ️️A binary relationship is a relationship between two entity types. Candidate Key - ️️Is any column or a combination of columns that can qualify as unique key in database. Cardinality - ️️Cardinality represents the maximum number of entities that can be involved in a particular relationship. Cartesian product - ️️Usually the result of a missing join condition or a method of expanding the data of 1 table by the number of rows in the second table. Cascade Delete - ️️Will delete all records that reference the primary key column subquery - ️️Returns a single column of one or more values. data encryption - ️️When data is encrypted, it is changed, bit by bit or character by character, into a form that looks totally garbled. It can and must be reconverted, or decrypted, back to its original form to be of use.
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data management foundation c175 wgu
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