Wgu c175 practice test - Study guides, Class notes & Summaries

WGU C175 OBJECTIVE ASSESSMENT PRACTICE TEST ANSWERS| IT CIS111 TEST BANK 2 2022/2023 UPDATE

WGU C175 OBJECTIVE ASSESSMENT PRACTICE TEST ANSWERS| IT CIS111 TEST BANK 1

WGU C175 OBJECTIVE ASSESSMENT PRACTICE TEST ANSWERS| IT CIS111 TEST BANK 2

Multiple Choice 1. The Entity-Relationship (E-R) model is _____. a. a diagramming technique that describes record structures (i.e. the fields that make up the records of a file) b. an alternative to indexing and hashing as a means for providing direct access in files c. a diagramming technique that describes entities, their attributes, and the relationships between them d. an alternative to file design in which attributes are used instead of fields e. a diagramming technique that relate...

WGU C175 OBJECTIVE ASSESSMENT PRACTICE TEST ANSWERS| IT CIS111 TEST BANK 1

WGU C175 OBJECTIVE ASSESSMENT PRACTICE TEST ANSWERS| IT CIS111 TEST BANK 1

Chapter 2: Data Modeling Multiple Choice 1. The Entity-Relationship (E-R) model is . a. a diagramming technique that describes record structures (i.e. the fields that make up the records of a file) b. an alternative to indexing and hashing as a means for providing direct access in files c. a diagramming technique that describes entities, their attributes, and the relationships between them d. an alternative to file design in which attributes are used instead of fields e. a diagramming ...

Entity-Relationship (E-R) model Diagramming technique for entities, their attributes, and their relationships Association between entities is Relationship Binary relationship is between two Entity types "Binary" in binary relationship two entity types Cardinality of a relationship Maximum number of entities that can be involved in the relationship Modality of a relationship is Minimum number of entities that can be involved in the relationship On...