Introduction to Database System Which of the following products was the first to implement true relational algebra in a PC DBMS? Oracle R:base IDMS dBase-II Oracle R:base IDMS dBase-II ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to create a synonym for a schema object? All of the listed here CREATE SAME CREATE SCHEMA CREATE SYNONYM All of the listed here CREATE SAME CREATE SCHEMA CREATE SYNONYM ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data items grouped together for storage purposes are called a title list string None of these record title list string None of these record 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: (B,C) → A → A → A → (B,C). (B,C) → A → A → A → (B,C). ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove an index from the database in SQL? ROLL BACK INDEX DROP INDEX REMOVE INDEX DELETE INDEX ROLL BACK INDEX DROP INDEX REMOVE INDEX DELETE INDEX ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A large computer information system maintains many different computer files. Which amongst them is called a perpetual file? Master file Update file Specialized file Log file Master file Update file Specialized file Log file ANSWER DOWNLOAD EXAMIANS APP
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