Introduction to SQL DISTINCT and its counterpart, ALL, can be used more than once in a SELECT statement. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Let the statementSELECT column1 FROM myTable;return 10 rows. The statementSELECT ALL column1 FROM myTable;will return None of these less than 10 rows exactly 10 rows more than 10 rows None of these less than 10 rows exactly 10 rows more than 10 rows ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the SQL statements is correct? SELECT Username, Password WHERE Username = 'user1' SELECT Username, Password FROM Users None of these SELECT Username AND Password FROM Users SELECT Username, Password WHERE Username = 'user1' SELECT Username, Password FROM Users None of these SELECT Username AND Password FROM Users ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL NULL is not a value the same as blank for character the same as 0 for integer the same as 0 for integer and blank for character not a value the same as blank for character the same as 0 for integer the same as 0 for integer and blank for character ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following join is also called as an 'inner-join'? None of these Non-Equijoin Equijoin Self-Join None of these Non-Equijoin Equijoin Self-Join ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL ORDER BY can be combined with the SELECT statements. False True False True ANSWER DOWNLOAD EXAMIANS APP
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