DATA MANAGEMENT FOUNDATIONS WGU C175 QUESTIONS WITH CORRECT ANSWERS

They can serve as a communication tool between the users and designers. Correct Answer Which of the following is true of business rules? entity Correct Answer A(n) _______ is anything about which data are to be collected and stored. XML/Hybrid data model Correct Answer Oracle 11g is an example of the _______. entity instance Correct Answer Each row in the relational table is known as a(n) relational data model Correct Answer MySQL is an example of the _______. attribute Correct Answer A(n) _______ is the equivalent of a field in a file system. entity relationship Correct Answer The _______ model was developed to allow designers to use a graphical tool to examine structures rather than describing them with text. entity relationship Correct Answer The _______ model uses the term connectivity to label the relationship types. 1980s Correct Answer The object-oriented data model was developed in the _______. network Correct Answer In the _______ model, the user perceives the database as a collection of records in 1:M relationships, where each record can have more than one parent. constraints Correct Answer _______ are important because they help to ensure data integrity. Crow's Foot Notation Correct Answer In ________, a three pronged symbol represents the "many" side of the relationship. data definition language (DDL) Correct Answer A(n) _______ enables a database administrator to describe schema components. file system data model Correct Answer VMS/VSAM is an example of the _______. 1960s Correct Answer The hierarchical data model was developed in the _______. hierarchical Correct Answer One of the limitations of the _______ model is that there is a lack of standards.