Introduction to Database System The activity of a file is a low percentages of number of records added or deleted from a file None of these if high, reduces processing efficiency for sequential and nonsequential files refers to how closely the files fits into the allocated is a measure of the percentage of existing records updated during a run is a low percentages of number of records added or deleted from a file None of these if high, reduces processing efficiency for sequential and nonsequential files refers to how closely the files fits into the allocated is a measure of the percentage of existing records updated during a run ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data items grouped together for storage purposes are called a string record None of these title list string record None of these title list ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a type of DBMS software? All of these database manipulation language utilities query language report writer All of these database manipulation language utilities query language report writer ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Embedded pointer provide a physical record key All of these None of these a secondary access path an inverted index a physical record key All of these None of these a secondary access path an inverted index ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The _____ command is used to allocates an extent for the table in SQL REDEFINE TABLE None of these ALTER TABLE MODIFY TABLE MODIFY ALLOCATES REDEFINE TABLE None of these ALTER TABLE MODIFY TABLE MODIFY ALLOCATES ANSWER DOWNLOAD EXAMIANS APP
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