Introduction to Database System A key: must always be composed of two or more columns. identifies a row. can only be one column. identifies a column. must always be composed of two or more columns. identifies a row. can only be one column. identifies a column. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The logical data structure with a one-to-many relationship is a relational network tree chain relational network tree chain ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Internal auditors should review data system design before they are modified implemented All of the listed here developed modified implemented All of the listed here developed ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute is a(n): column of a table. key of a table. row of a table. two dimensional table. column of a table. key of a table. row of a table. two dimensional table. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Two files may be joined into a third file if both (b) and (c) they have a field in common they have no records with the same value in the common field None of these they have a row in common both (b) and (c) they have a field in common they have no records with the same value in the common field None of these they have a row in common 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 on demand report regularly scheduled report exception report forecasting report on demand report regularly scheduled report exception report ANSWER DOWNLOAD EXAMIANS APP
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