MongoDB Mock Test 6 - Sanfoundry

10%

Question 1 of 10

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

openssl

openhss

all of the mentioned

openssd

Question 1 of 10

Question 2 of 10

2. _________ contains the local ip address and the port number of the running instance.

local

users

remote

Question 2 of 10

Question 3 of 10

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

all of the mentioned

head

local

admin

Question 3 of 10

Question 4 of 10

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

all of the mentioned

functions

OptmData

indexes

Question 4 of 10

Question 5 of 10

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

None of the mentioned

JSON

Java

Javascript

Question 5 of 10

Question 6 of 10

6. To authenticate using Kerberos, you must add the Kerberos user principals to MongoDB to the _________ database.

None of the mentioned

$extern

$internal

$external

Question 6 of 10

Question 7 of 10

7. Point out the wrong statement.

Specifically, a user with the userAdmin role can grant itself any privilege in the database

All of the mentioned

Map-reduce cannot have a finalize stage to make final modifications to the result

Map-reduce is less efficient and more complex than the aggregation pipeline

Question 7 of 10

Question 8 of 10

8. Aggregation pipeline was introduced in MongoDB version ______

2.1

3.0

2.4

2.2

Question 8 of 10

Question 9 of 10

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

All of the mentioned

15 MB

16 MB

17 MB

Question 9 of 10

Question 10 of 10

10. ____________ removes a one or more roles from a user on the current database.

db.revokeRoles()

db.revokeRolesUser()

db.revokeRolesFromUser()

none of the mentioned

Question 10 of 10