Introduction to Database System Which of the following is not a restriction for a table to be a relation? No two rows in a table may be identical. The cells of the table must contain a single value. The columns must be ordered. All of the entries in any column must be of the same kind. No two rows in a table may be identical. The cells of the table must contain a single value. The columns must be ordered. All of the entries in any column must be of the same kind. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One solution to the multivalued dependency constraint problem is to: create a new theme. add a composite key. change the theme. split the relation into two relations, each with a single theme. create a new theme. add a composite key. change the theme. split the relation into two relations, each with a single theme. 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
Introduction to Database System Microsoft Access is an enterprise-class database product. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time? query language report writer data manipulation language transaction log None of these query language report writer data manipulation language transaction log None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System It is more accurate to define a _____ as a variety of different record types that are treated as a single unit Table Flat File None of these Record Database Table Flat File None of these Record Database ANSWER DOWNLOAD EXAMIANS APP
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