What do you mean by sharding?

Choose the best commands to clone a collection to a sharded cluster from a developer machine.

Which is true about sharding?

_____ interface with client applications and direct operations to the appropriate shard or shards.

A query fails to return a complete result set on a sharded cluster. Choose the most probable reason

Which component exist in sharded cluster?

Which help analyze a query?

Which calls will set a 1 second limit for processing operations?

MongoDB is a process collection of documents using (...) operations

The code below is used to try to delete a collection in the mongo shell: db.my-collection.drop() Choose the best statement that best describes why the code fails to delete the collection.

Best describes the query below? db.col1.findAndModify({ query: {'name': 'val1'}, update: { $inc: { 'subObj.field1': 1 } });