Introduction to Database System In a relation, the rows are sometimes called "fields". True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute that names or identifies entity instances is a(n): identifier. attribute. entity. relationship. identifier. attribute. entity. relationship. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The modify operation is likely to be done after Delete All of these Insert None of these Look-up Delete All of these Insert None of these Look-up ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The DBMS ranked as being the "easiest to use" in the text is Oracle Corporation's Oracle. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If you want to organize a file in multiple ways, it is better to _____ the data rather than to sort it. None of these Sort Key Update Index Delete None of these Sort Key Update Index Delete ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A maximum cardinality is the maximum number of entity instances that can participate in a relationship instance. True False True False ANSWER DOWNLOAD EXAMIANS APP
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