Introduction to Database System A relation is a two-dimensional table. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a restriction for a table to be a relation? All of the entries in any column must be of the same kind. The columns must be ordered. The cells of the table must contain a single value. No two rows in a table may be identical. All of the entries in any column must be of the same kind. The columns must be ordered. The cells of the table must contain a single value. No two rows in a table may be identical. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database has data and relationships. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The logical data structure with a one-to-many relationship is a chain tree relational network chain tree relational network ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a 1:N relationship, the parent is the entity on the one side of the relationship and the child is the entity on the N side of the relationship. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A scheme describes records and files All of these data elements record relationships None of these records and files All of these data elements record relationships None of these ANSWER DOWNLOAD EXAMIANS APP
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