Introduction to Database System Which of the following products implemented the CODASYL DBTG model? IDMS R:base dBase-II DB2 IDMS R:base dBase-II DB2 ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, the CREATE VIEW command is used to define a view of one or more tables or views to recompile a table to recompile view to create a trigger to define a view of one or more tables or views to recompile a table to recompile view to create a trigger ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An on-line commercial site such as Amazon.com is an example of a(n) ________ . single-user database application multiuser database application data mining database application e-commerce database application single-user database application multiuser database application data mining database application e-commerce database application ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entities use identifiers while tables use keys. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database is called "self-describing" because it contains a description of itself. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The functional dependency R → S means that the value of S can be determined when we are given a value of R. False True False True ANSWER DOWNLOAD EXAMIANS APP