MCQs
Total Questions : 64
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Answer: Option C. -> Both of the above are helpful
Answer: Option C. -> ALTER TABLE TableName DROP COLUMN ColumnName
Answer: Option C. -> database has no data.
Answer: Option D. -> None of the above is correct
Answer: Option C. -> reverse engineering.
Answer: Option D. -> All of the above should be done.
Answer: Option B. -> Double use of NOT EXISTS
Answer: Option A. -> Changing a column data type from char to date
Answer: Option B. -> from the bottom up.
Answer: Option D. -> ALTER TABLE TableName ADD ColumnName