Introduction to Database System A functional dependency is a relationship between or among: tables. rows. attributes. relations. tables. rows. attributes. relations. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If you want your database to include methods, you should use a _____ database. Distributed Hierarchical Network Object-Oriented Distributed Hierarchical Network Object-Oriented ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A logical schema None of these All of these describes how data is actually stored on disk is the entire database is a standard way of organizing information into accessible parts None of these All of these describes how data is actually stored on disk is the entire database is a standard way of organizing information into accessible parts ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to select distinct subject (SUB) from the table (BOOK)? SELECT SUB FROM BOOK SELECT DISTINCT SUB FROM BOOK None of these SELECT ALL FROM BOOK All of these SELECT SUB FROM BOOK SELECT DISTINCT SUB FROM BOOK None of these SELECT ALL FROM BOOK All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key: can only be one column. identifies a column. must always be composed of two or more columns. identifies a row. can only be one column. identifies a column. must always be composed of two or more columns. identifies a row. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to add new rows to a table? APPEND INSERT ADD ROW ALTER TABLE APPEND INSERT ADD ROW ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
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