Introduction to Database System A race condition occurs when Both of the listed here None of the listed here two users of the DBMS are interacting with different files at the same time Two concurrent activities interact to cause a processing error Both of the listed here None of the listed here two users of the DBMS are interacting with different files at the same time Two concurrent activities interact to cause a processing error ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Keys made up of two or more attributes are called composite keys. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A form can be used to modify records None of these delete records All of these format printed output modify records None of these delete records All of these format printed output ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An indexing operation establishes an index for a file None of the listed here sorts file using two keys sorts a file using a single key establishes an index for a file None of the listed here sorts file using two keys sorts a file using a single key ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the relational model, relationships between relations or tables are created by using: determinants. composite keys. foreign keys. candidate keys. determinants. composite keys. foreign keys. candidate keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to remove a stored function from the database? None of these ERASE FUNCTION DROP FUNCTION DELETE FUNCTION REMOVE FUNCTION None of these ERASE FUNCTION DROP FUNCTION DELETE FUNCTION REMOVE FUNCTION ANSWER DOWNLOAD EXAMIANS APP
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