Introduction to Database System Sort/report generators none of the listed here are faster than index/report generators require more disk space than index/report generators do not need to sort before generating a report none of the listed here are faster than index/report generators require more disk space than index/report generators do not need to sort before generating a report ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The activity of a file is a measure of the percentage of existing records updated during a run if high, reduces processing efficiency for sequential and nonsequential files refers to how closely the files fits into the allocated None of these is a low percentages of number of records added or deleted from a file is a measure of the percentage of existing records updated during a run if high, reduces processing efficiency for sequential and nonsequential files refers to how closely the files fits into the allocated None of these is a low percentages of number of records added or deleted from a file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier determines the type of relationship that an entity has. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain? Data field None of the listed here Characters Bits Data field None of the listed here Characters Bits ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A scheme describes data elements record relationships records and files None of these All of these data elements record relationships records and files None of these All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An-owner-member set in the CODASYL specifications may have 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 only one owner but many owner occurrences only one member but many member occurrence All of the listed here ANSWER DOWNLOAD EXAMIANS APP
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