MongoDB

MongoDB

Run-time Database Configuration has 10 Questions
What is the size of Chunk by default ?

64 MB
64 GB
64 KB
32 MB
Which of the following provide acceptable performance levels for multiple mongod instances ?

GridFS
SST
MMS
SSD
_____ bit builds of mongod enable journaling by default.

8
16
32
64
Which of the following sets the database profiler level ?

systemLog.verbosity
operationProfiling.mode
operationProfiling.slowOpThresholdMs
None of the mentioned
hich of the following document configures the threshold which determines whether a query is “slow” for the purpose of the logging system ?

systemLog.verbosity
operationProfiling.mode
operationProfiling.slowOpThresholdMs
None of the mentioned
Replica set configuration requires that the _______ have a value that is consistent among all members of the set.

replSetName
instance
MMS
All of the mentioned
Point out the correct statement :

Replica set configuration is straightforward
Keyfile must be less than one kilobyte in size
Keyfile may only contain characters in the base64 set and the file must not have group or “world” permissions on UNIX systems
All of the mentioned
Setting _______ enables authentication and specifies a key file for the replica set member use to when authenticating to each other.

mongostat
mongod
keyFile
All of the mentioned
_______ is /srv/mongodb, which specifies where MongoDB will store its data files

dbPath
dbPathSts
db.Op
None of the mentioned
Point out the correct statement :

Config servers are not replica sets
Sharding requires a number of mongod instances with different configurations
The config servers store the cluster’s metadata, while the cluster distributes data among one or more shard servers
None of the mentioned