Introduction to Database System Primitive operations common to all record management systems include Look-up Sort All of the listed here Print Look-up Sort All of the listed here Print ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is in 5NF when multivalued dependencies are isolated in their own relation. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A primary key is a composite key that was selected to be the main identifier for the relation. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An audit trail is used to make back-up copies All of the listed here is the recorded history of operations performed on a file can be used to restore lost information is used to make back-up copies All of the listed here is the recorded history of operations performed on a file can be used to restore lost information ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The primary key is selected from the: candidate keys. foreign keys. determinants. composite keys. candidate keys. foreign keys. determinants. composite keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A tuple is a(n): key of a table. row of a table. two dimensional table. column of a table. key of a table. row of a table. two dimensional table. column of a table. ANSWER DOWNLOAD EXAMIANS APP
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