Introduction to SQL Which one of the following sorts rows in SQL? ALIGN BY SORT BY ORDER BY GROUP BY ALIGN BY SORT BY ORDER BY GROUP BY ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL COUNT(field_name) tallies only those rows that contain a value; it ignores all null values. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is a valid SQL type? FLOAT NUMERIC CHARACTER All of these FLOAT NUMERIC CHARACTER All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL DISTINCT and its counterpart, ALL, can be used more than once in a SELECT statement. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Each index consumes extra storage space and also requires overhead maintenance time whenever indexed data change value. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL keyword is used to sort the result-set? ORDER ORDER BY SORT BY SORT ORDER ORDER BY SORT BY SORT ANSWER DOWNLOAD EXAMIANS APP
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