Introduction to Database System All instances of an entity class have the same attributes. True False True False 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 What name is given to the collection of facts, items of information or data which are related in some way? Information provider Directory information Information tree Database Information provider Directory information Information tree Database 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 → A → (B,C) → A → (B,C). A → A → (B,C) → A → (B,C). ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If a calculation is embedded in a form the result of the calculations are stored with the form the result of the calculations are printed in report the calculations are stored with the form all of the listed here the result of the calculations are stored with the form the result of the calculations are printed in report the calculations are stored with the form all of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier? Strong entity ID- independent entity ID-dependent entity Weak entity Strong entity ID- independent entity ID-dependent entity Weak entity ANSWER DOWNLOAD EXAMIANS APP
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