Introduction to Database System A relation is in this form if it is in BCNF and has no multivalued dependencies: domain/key normal form. third normal form. fourth normal form. second normal form. domain/key normal form. third normal form. fourth normal form. second normal form. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a serious problem of file management systems? difficult to update program dependence data redundancy lack of data independence All of these difficult to update program dependence data redundancy lack of data independence All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A set of programs that handle a firm's data base responsibilities is called a Data Management System (DMS) Data Base Management System (DBMS) None of these Data Base Processing System (DBPS) All of these Data Management System (DMS) Data Base Management System (DBMS) None of these Data Base Processing System (DBPS) All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If attribute A determines both attributes B and C, then it is also true that: A → B → (B,C) → C → A → B → (B,C) → C → ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to changes data in a table? BROWSE APPEND UPDATE INSERT BROWSE APPEND UPDATE INSERT 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 Delete Index Update None of these Sort Key Delete Index Update ANSWER DOWNLOAD EXAMIANS APP
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