Introduction to Database System A compound key is a combination of each unique key both (a) and (b) uniquely identifies an item in a list is made up a several pieces of information None of these is a combination of each unique key both (a) and (b) uniquely identifies an item in a list is made up a several pieces of information None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to select data in rows and column from one or more tables? CHOOSE LIST BROWSE SELECT None of these CHOOSE LIST BROWSE SELECT None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One data dictionary software package is called any of the above None of these TOTAL ACCESS DB/DC dictionary any of the above None of these TOTAL ACCESS DB/DC dictionary ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type is related to only one record of another record type. One-to-many relationship None of these Many-to-one relationship One-to-one relationship Many-to-many relationship One-to-many relationship None of these Many-to-one relationship One-to-one relationship Many-to-many relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to enable/disable a database trigger? ALTER TRIGGER CHANGE USER MODIFY USER All of the listed here ALTER TRIGGER CHANGE USER MODIFY 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 can be used to restore lost information is the recorded history of operations performed on a file All of the listed here is used to make back-up copies can be used to restore lost information is the recorded history of operations performed on a file ANSWER DOWNLOAD EXAMIANS APP
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