Explanation:Whether the text index has the default name or you specified a name for the text index, to drop the text index, pass the index name to the db.collection.dropIndex() method. 8. To avoid creating an index with a name that exceeds the index name length limit, you can pass the _____ option to the db.collection.createIndex() method.
A. name
B. lang
C. number
D. All of the mentioned
Answer:A
Explanation:Whether the text index has the default name or you specified a name for the text index, to drop the text index, pass the index name to the db.collection.dropIndex() method. 8. To avoid creating an index with a name that exceeds the index name length limit, you can pass the _____ option to the db.collection.createIndex() method.
A. name B. lang C. number D. All of the mentioned
Explanation:The measuring units for the maximum distance are determined by the coordinate system in use. 9. The default weight is ____ for the indexed fields.