Introduction to SQL The condition in a WHERE clause can refer to only one value. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL WHERE clause: limits the row data are returned. Neither A nor B are correct. limits the column data that are returned. Both A and B are correct. limits the row data are returned. Neither A nor B are correct. limits the column data that are returned. Both A and B are correct. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL NULL is the same as 0 for integer the same as blank for character not a value the same as 0 for integer and blank for character the same as 0 for integer the same as blank for character not a value the same as 0 for integer and blank for character ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A dynamic view is one whose contents materialize when referenced. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following query finds the names of the sailors who have reserved at least one boat? None of These SELECT s.sname FROM sailors s, reserves r WHERE s.sid = r.sid; SELECT DISTINCT s.sname FROM sailors, reserves WHERE s.sid = r.sid; SELECT DISTINCT s.sname FROM sailors s, reserves r WHERE s.sid = r.sid; None of These SELECT s.sname FROM sailors s, reserves r WHERE s.sid = r.sid; SELECT DISTINCT s.sname FROM sailors, reserves WHERE s.sid = r.sid; SELECT DISTINCT s.sname FROM sailors s, reserves r WHERE s.sid = r.sid; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The rows of the result relation produced by a SELECT statement can be sorted, but only by one column. False True False True ANSWER DOWNLOAD EXAMIANS APP