To modify an existing index, you cannot just re-issue the _________ method with the updated specification of the index.
A. dropIndex()
B. modIndex()
C. createIndex()
D. None of the mentioned
Answer:A
To modify an existing index, you cannot just re-issue the _________ method with the updated specification of the index.
A. dropIndex() B. modIndex() C. createIndex() D. None of the mentioned
Explanation:To modify the index, you must drop the index first. 2. Point out the wrong statement :