Introduction to Database System Which of the following indicates the minimum number of entities that must be involved in a relationship? Maximum cardinality Minimum cardinality Greater Entity Count (GEC) ERD Maximum cardinality Minimum cardinality Greater Entity Count (GEC) ERD ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An audit trail 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 All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a database administrator's function? backing up the database database design All of the listed here performance monitoring backing up the database database design All of the listed here performance monitoring ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not the responsibility of the utilities component of DBMS software? None of these creating and maintaining the data dictionary creating the physical and logical designs monitoring performance removing flagged records for deletion None of these creating and maintaining the data dictionary creating the physical and logical designs monitoring performance removing flagged records for deletion ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data encryption techniques are particularly useful for reducing storage space requirements All of these protecting data in data communication systems improving data integrity None of these reducing storage space requirements All of these protecting data in data communication systems improving data integrity None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be a compound key consisting of the first name and the last name All of these the last name None of these the pin code a compound key consisting of the first name and the last name All of these the last name None of these the pin code ANSWER DOWNLOAD EXAMIANS APP