Introduction to Database System An-owner-member set in the CODASYL specifications may have only one owner but many owner occurrences only one member but many member occurrence All of the listed here more than one member but only one occurrence per member only one owner but many owner occurrences only one member but many member occurrence All of the listed here more than one member but only one occurrence per member 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 None of these All of these the last name the pin code a compound key consisting of the first name and the last name None of these All of these the last name the pin code a compound key consisting of the first name and the last name ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An audit trail can be used to restore lost information is the recorded history of operations performed on a file is used to make back-up copies All of the listed here can be used to restore lost information is the recorded history of operations performed on a file is used to make back-up copies All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One of the reasons why OODBMSs have not been widely used for business information systems is that OOP is obsolete. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the rows are sometimes called "fields". True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The modify operation is likely to be done after None of these All of these Delete Insert Look-up None of these All of these Delete Insert Look-up ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS