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): insertion anomaly. normal form. transitive dependency. referential integrity constraint. insertion anomaly. normal form. transitive dependency. referential integrity constraint. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The main idea behind computer files is that it is convenient to store information together create them arrange them access them store information together create them arrange them access them ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A tuple is a(n): row of a table. key of a table. two dimensional table. column of a table. row of a table. key of a table. two dimensional table. column of a table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The primary key is selected from the: foreign keys. composite keys. candidate keys. determinants. foreign keys. composite keys. candidate keys. determinants. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to create a database user? ADD USER TO DATABASE MK USER CREATE USER All of the listed here ADD USER TO DATABASE MK USER CREATE USER All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An audit trail All of the listed here is used to make back-up copies is the recorded history of operations performed on a file can be used to restore lost information All of the listed here is used to make back-up copies is the recorded history of operations performed on a file can be used to restore lost information ANSWER DOWNLOAD EXAMIANS APP
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