Introduction to Database System In SQL, which command(s) is(are) used to redefine an index's future storage allocation None of these MODIFY INDEX DO INDEX REDEFINE INDEX ALTER INDEX None of these MODIFY INDEX DO INDEX REDEFINE INDEX ALTER INDEX ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a database, data is stored in spreadsheets which have rows and columns. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Because it contains a description of its own structure, a database is considered to be ________ . described metadata compatible self-describing an application program described metadata compatible self-describing an application program ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM? dBase-II R:base DB2 IDMS dBase-II R:base DB2 IDMS ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A race condition occurs when None of the listed here two users of the DBMS are interacting with different files at the same time Both of the listed here Two concurrent activities interact to cause a processing error None of the listed here two users of the DBMS are interacting with different files at the same time Both of the listed here Two concurrent activities interact to cause a processing error ANSWER DOWNLOAD EXAMIANS APP