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 management system might consist of application programs and a software package called BPL AUTOFLOW TOTAL FORTRAN BPL AUTOFLOW TOTAL FORTRAN ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to select distinct subject (SUB) from the table (BOOK)? None of these SELECT ALL FROM BOOK All of these SELECT DISTINCT SUB FROM BOOK SELECT SUB FROM BOOK None of these SELECT ALL FROM BOOK All of these SELECT DISTINCT SUB FROM BOOK SELECT SUB FROM BOOK ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which command is used to remove an index from the database in SQL? DROP INDEX DELETE INDEX REMOVE INDEX ROLL BACK INDEX DROP INDEX DELETE INDEX REMOVE INDEX ROLL BACK INDEX ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Large collections of files are called fields records None of these file system databases fields records None of these file system databases ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The relational model uses some unfamiliar terminology. A tuple is equivalent to a record data base data item field record data base data item field ANSWER DOWNLOAD EXAMIANS APP
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