Introduction to Database System Which of the following is a serious problem of file management systems? All of these program dependence difficult to update data redundancy lack of data independence All of these program dependence difficult to update data redundancy lack of data independence ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System With respect to data input, the most accurate description of batch control is None of these All of these comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system dividing documents to be entered into batches controlling the input of each input clerk None of these All of these comparing to a pre-calculated figure the total of a data item summed across a batch records put into the system dividing documents to be entered into batches controlling the input of each input clerk ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The _____ command is used to allocates an extent for the table in SQL REDEFINE TABLE MODIFY TABLE ALTER TABLE None of these MODIFY ALLOCATES REDEFINE TABLE MODIFY TABLE ALTER TABLE None of these MODIFY ALLOCATES ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Helping people keep track of things is the purpose of a(n) ________ . table instance database relationship table instance database relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database design may be based on existing data. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products was the first to implement true relational algebra in a PC DBMS? Oracle R:base dBase-II IDMS Oracle R:base dBase-II IDMS ANSWER DOWNLOAD EXAMIANS APP
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