Introduction to Database System A _____ Contains fields of data about one entity. Document File None of these Fields Record Document File None of these Fields Record ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When using a database management system, the first thing that you must do is to load the software into your micro¬computer activate file editor keep a floppy disk in readiness create a database file load the software into your micro¬computer activate file editor keep a floppy disk in readiness create a database file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The functional dependency R → S means that the value of S can be determined when we are given a value of R. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An indexing operation establishes an index for a file sorts file using two keys None of the listed here sorts a file using a single key establishes an index for a file sorts file using two keys None of the listed here sorts a file using a single key ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Every time attribute A appears, it is matched with the same value of attribute B, but not the same value of attribute C. Therefore, it is true that: A → (B,C) → A → (B,C). A → A → (B,C) → A → (B,C). A → ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A recursive relationship is a relationship between an entity and ________ . itself an archetype entity a subtype entity an instance entity itself an archetype entity a subtype entity an instance entity ANSWER DOWNLOAD EXAMIANS APP
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