Introduction to Database System All instances of an entity class have the same attributes. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation in this form is free of all modification anomalies. Third normal form First normal form Second normal form Domain/key normal form Third normal form First normal form Second normal form Domain/key normal form ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following refers to an entity in which the identifier of one entity includes the identifier of another entity? ID-dependent entity ID-independent entity Weak entity Strong entity ID-dependent entity ID-independent entity Weak entity Strong entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Keys made up of two or more attributes are called composite keys. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A maximum cardinality is the maximum number of entity instances that can participate in a relationship instance. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entity instances are associated by relationship classes. False True False True ANSWER DOWNLOAD EXAMIANS APP
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