Introduction to Database System An indexing operation None of the listed here sorts file using two keys establishes an index for a file sorts a file using a single key None of the listed here sorts file using two keys establishes an index for a file sorts a file using a single key ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The on-line, softcopy display a customer's charge account to respond to an inquiry is an examples of a forecasting report exception report on demand report regularly scheduled report forecasting report exception report on demand report regularly scheduled report ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The logical data structure with a one-to-many relationship is a chain network tree relational chain network tree relational ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following refers to an entity in which the identifier of one entity includes the identifier of another entity? ID-dependent entity Weak entity Strong entity ID-independent entity ID-dependent entity Weak entity Strong entity ID-independent entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A ____ Contains the smallest unit of meaningful data, so you might call it the basic building block for a data file. File structure Database Records Fields File structure Database Records Fields ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entity instances are associated by relationship classes. False True False True ANSWER DOWNLOAD EXAMIANS APP
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