Database - Mongodb - Mongodb Test

Test Instructions :

1. The Test is 1hr duration.
2. The Test Paper consists of 30 questions. The maximum marks are 30.
3. All the questions are multiple choice question type with three options for each question.
4. Out of the three options given for each question, only one option is the correct answer.
5. Each question is allotted 1 mark for each correct response.
6. 0.25 will be deducted for incorrect response of each question.
Start Test

   Time Left : 00 : 30    : 00

Point out the wrong statement :





Select the wrong statement :





MongoDB written in ?





The agent ships initial sync and oplog data over HTTPS back to:





The update() method uses the _______ command, which uses the default write concern.





Ops Manager reads directly from the Backup Blockstore database and transfers files either through :





With ___________ enabled, MongoDB forces all clients to identify themselves before granting access to the server.





______________ specifies the number of documents to return in each batch of the response from the MongoDB instance.





If you use the localhost exception when deploying a new MongoDB system, the first user you create must be in the ________ database.





Which of the following operation adds a new document to the users collection ?





In which format MongoDb store the data.





Which of the following provide acceptable performance levels for multiple mongod instances?





The ______ index is unique and prevents clients from inserting two documents with the same value for the _id field.





Select the correct statement :





The ________ message is used to update a document in a collection.





Select the wrong statement :





Point out the correct statement :





Select the correct statement :





______ returns true if the first value is less than the second.





MongoDB supports the creation of user-defined ascending/descending indexes on a ______ field of a document.





$ne returns true if the values are not _______





The aggregation pipeline can use ___________ to improve its performance during some of its stages.





Point out the correct statement :





In the mongo shell, you can access the creation time of the ObjectId, using the ______ method..





_________ allows only one agent of each type per machine and will remove additional agents.





____________ are operations that process data records and return computed results.





If your storage system does not support snapshots, you can copy the files directly using :





Which of the following will display complete list of available cursor flags ?





Which of the following document configures the threshold which determines whether a query is “slow” for the purpose of the logging system ?





Which of the following operator is not very selective ?





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