Introduction to Database System When using a database management system, the first thing that you must do is to activate file editor create a database file keep a floppy disk in readiness load the software into your micro¬computer activate file editor create a database file keep a floppy disk in readiness load the software into your micro¬computer ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The way a particular application views the data from the data base that the application uses is a : schema None of these subschema relational model module schema None of these subschema relational model module ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A form can be used to modify records None of these format printed output delete records All of these modify records None of these format printed output delete records All of these 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 relation is in Boyce-Codd Normal Form (BCNF) if every determinant is a composite key. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attribute A determines both attributes B and C, then it is also true that: B → A → (B,C) → C → B → A → (B,C) → C → ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS