Database Management > QUESTIONS & ANSWERS > WGU C175 Data Management Foundation Questions and Answers 100% Pass (All)

WGU C175 Data Management Foundation Questions and Answers 100% Pass

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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. [Show More]

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