Introduction to Database System A scheme describes records and files record relationships All of these data elements None of these records and files record relationships All of these data elements None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A race condition occurs when None of the listed here Two concurrent activities interact to cause a processing error two users of the DBMS are interacting with different files at the same time Both of the listed here None of the listed here Two concurrent activities interact to cause a processing error two users of the DBMS are interacting with different files at the same time Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A subtype entity is a special case of another entity called a supertype entity. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data item characteristics that are important in data management include width language punctuation spelling width language punctuation spelling ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to add new rows to a table? INSERT APPEND ALTER TABLE ADD ROW INSERT APPEND ALTER TABLE ADD ROW ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation has cells that hold multi-value entries. False True False True ANSWER DOWNLOAD EXAMIANS APP
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