Introduction to Database System A database design may be based on existing data. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Table is synonymous with the term: record. relation. column. field. record. relation. column. field. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System With respect to data input, the most accurate description of batch control is None of these comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system All of these controlling the input of each input clerk dividing documents to be entered into batches None of these comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system All of these controlling the input of each input clerk dividing documents to be entered into batches ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An audit trail 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 is used to make back-up copies All of the listed here is the recorded history of operations performed on a file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The data-base environment has all of the following components except: None of these data-base administrator users data base separate files None of these data-base administrator users data base separate files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entities can be associated with one another in which of the following? Relationships Identifiers Entities Attributes Relationships Identifiers Entities Attributes ANSWER DOWNLOAD EXAMIANS APP