Explanation:Pipeline stages do need to produce one output document for every input document. 6. ______ can be used to iterate the cursor of document results returned by db.collection.find().
A. it
B. next
C. cur
D. None of the mentioned
Answer:A
Explanation:Pipeline stages do need to produce one output document for every input document. 6. ______ can be used to iterate the cursor of document results returned by db.collection.find().
A. it B. next C. cur D. None of the mentioned
Explanation:The mongo shell iterates the returned cursor automatically to print the results. 7. To handle large datasets, set _________ option to true to enable writing data to temporary files.