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

_______ returns the remainder of the first number divided by the second.





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





Point out the correct statement :





Setting _______ enables authentication and specifies a key file for the replica set member use to when authenticating to each other.





To describe the message structure, a ________ like struct is used.





Backup can also create snapshots of _________ that are run as single-member replica sets.





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





MongoDB scales horizontally using _________ for load balancing purpose.





Which of the following query is used to generate a new ObjectId, use the ObjectId() constructor with no argument





MongoDB also supports user-defined indexes on multiple fields called :





Select the correct statement:





Map-reduce uses custom __________ functions to perform the map and reduce operations.





Running data aggregation on the ________ instance simplifies application code and limits resource requirements.





MongoDB indexes use a _______ data structure.





In which format MongoDb store the data.





To generate pseudo-random data to use for a keyfile, issue the following __________ command.





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





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





Sharded clusters snapshots temporarily stop the balancer via :





Object_Id is similar to _________ key in Relational Databases





MongoDB supports the execution of JavaScript code for certain server-side operations like:





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





What would be the maximum document size for results of mapreduce operation ?





Which of the following operator is not very selective ?





Select the correct statement :





Replica set configuration requires that the _______ have a value that is consistent among all members of the set.





_____________ is used to initiate relica member set.





Select the wrong statement :





MongoDB supports fixed-size collections called ____________ collections.





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





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