Introduction to Database System If attributes A and B determine attribute C, then it is also true that: B → (A,B) is a composite determinant. A → C is a determinant. B → (A,B) is a composite determinant. A → C is a determinant. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entity instances are associated by relationship classes. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database has a built-in capability to create, process and administer itself. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to select distinct subject (SUB) from the table (BOOK)? SELECT ALL FROM BOOK All of these None of these SELECT SUB FROM BOOK SELECT DISTINCT SUB FROM BOOK SELECT ALL FROM BOOK All of these None of these SELECT SUB FROM BOOK SELECT DISTINCT SUB FROM BOOK ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which language has recently become the de-facto standard for interfacing application programs with relational database system? dBASE Oracle None of these SQL 4GL dBASE Oracle None of these SQL 4GL 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 Update Index Sort Key Delete None of these Update Index Sort Key Delete ANSWER DOWNLOAD EXAMIANS APP
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