Last Update 4 hours ago Total Questions : 132
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You have a replicated cluster with 1 primary, 3 secondary, 1 arbiter. One of the secondary is hidden. What is the replication factor of this replicated cluster?
Which of the following command inside aggregate command is used in MongoDB aggregation to filter the documents to pass only the documents that match the specified condition(s) to the next pipeline stage.
Which mongodb tool is used to report details on number of database operations in MongoDB?
What tool do you use if you want to extract a CSV from mongo?
Consider the following documents:

You perform the following query;

How many documents will be updated by the query?
Consider the following document:
> db.c.find()
{ " _id " : 12, b : [ 3, 5, 7, 2, 1, -4, 3, 12 ] }
Which of the following queries on the " c " collection will return only the first five elements of the array in the " b "
field? E.g.,
Document you want returned by your query:
{ " _id " : 12, " b " : [ 3, 5, 7, 2, 1 ] >
Which of the following is a valid insert statement in mongodb? Select all valid.
Which operations add new documents to a collection?
MongoDB is a schema-less design.
Aggregation Pipelines have a limit of:
