Introduction to Database System Which of the following products was the first to implement true relational algebra in a PC DBMS? Oracle IDMS dBase-II R:base Oracle IDMS dBase-II R:base ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The activity of a file 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 if high, reduces processing efficiency for sequential and nonsequential files refers to how closely the files fits into the allocated None of these 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 if high, reduces processing efficiency for sequential and nonsequential files refers to how closely the files fits into the allocated None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A ____ Contains the smallest unit of meaningful data, so you might call it the basic building block for a data file. Fields File structure Database Records Fields File structure Database Records ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The highest level in the hierarchy of data organization is called data bank data file data record database data bank data file data record database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System What is the name given to the database management system which is able to handle full text data, image data, audio and video? Hypertext Multimedia Full media Graphics media Hypertext Multimedia Full media Graphics media ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A scheme describes record relationships records and files None of these data elements All of these record relationships records and files None of these data elements All of these ANSWER DOWNLOAD EXAMIANS APP
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