Introduction to Database System A recursive relationship is a relationship between an entity and ________ . itself an archetype entity an instance entity a subtype entity itself an archetype entity an instance entity a subtype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The term _____ is sometimes used to refer to a data file in which all the records have the same record format, that is, the same field names, field lengths, and data types. Flat file Data structure Table None of these Database Flat file Data structure Table None of these Database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Keys made up of two or more attributes are called composite keys. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The data-base environment has all of the following components except: separate files users None of these data-base administrator data base separate files users None of these data-base administrator data base ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier typically uses more than one attribute. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System After you _____ a record, many data management the environments require you to issue a command to save the changes you made. Index Delete Update Sort key Index Delete Update Sort key ANSWER DOWNLOAD EXAMIANS APP
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