Introduction to Database System In a relational schema, each tuple is divided into fields called Queries All of the listed here Domains Relations Queries All of the listed here Domains Relations ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier? Strong entity ID- independent entity Weak entity ID-dependent entity Strong entity ID- independent entity Weak entity ID-dependent entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following is a single-entity instance of one type related to many entity instances of another type? Many-to-Many Relationship One-to-Many Relationship One-to-One Relationship Composite Relationship Many-to-Many Relationship One-to-Many Relationship One-to-One Relationship Composite Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n): transitive dependency. normal form. insertion anomaly. referential integrity constraint. transitive dependency. normal form. insertion anomaly. referential integrity constraint. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A number of related records that are treated as a unit is called data field file batch data field file batch ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to enable/disable all triggers on a table? All of the listed here MODIFY TRIGGERS IN TABLE ALTER TRIGGERS ALTER TABLE All of the listed here MODIFY TRIGGERS IN TABLE ALTER TRIGGERS ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
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