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Welcome to the Optimization Strategies for MongoDB MCQs Page

Dive deep into the fascinating world of Optimization Strategies for MongoDB with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Optimization Strategies for MongoDB, a crucial aspect of MongoDB. In this section, you will encounter a diverse range of MCQs that cover various aspects of Optimization Strategies for MongoDB, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within MongoDB.

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Check out the MCQs below to embark on an enriching journey through Optimization Strategies for MongoDB. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of MongoDB.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Optimization Strategies for MongoDB. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Optimization Strategies for MongoDB MCQs | Page 2 of 8

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Q11.
Point out the correct statement.

a.

With the MMAPv1 storage engine, MongoDB preallocates its database files before using them and often creates large files

b.

zlib provides better compression rate but has a higher performance cost

c.

MongoDB includes support for many storage engines

d.

All of the mentioned

Discuss
Answer: (b).zlib provides better compression rate but has a higher performance cost
Q12.
MongoDB requires a filesystem that supports ______ on directories.

a.

fsynconce()

b.

fsync()

c.

sync()

d.

all of the mentioned

Discuss
Answer: (b).fsync()
Q13.
MongoDB Cloud Manager provides integration with Amazon Web Services (AWS) and lets you deploy new ______ instances directly from MongoDB Cloud Manager.

a.

ECS

b.

EC2

c.

EC3

d.

All of the mentioned

Discuss
Answer: (b).EC2
Q14.
Point out the wrong statement.

a.

When running MongoDB in production on Linux, it is recommended that you use Linux kernel version 2.6.36 or later

b.

The MongoDB distribution for Solaris include support for the WiredTiger storage engine

c.

By default, WiredTiger uses zip compression library

d.

None of the mentioned

Discuss
Answer: (c).By default, WiredTiger uses zip compression library
Q15.
WiredTiger can compress collection data using either snappy or zlib compression library.

a.

snappy

b.

zip

c.

lib

d.

Kit

Discuss
Answer: (a).snappy
Q16.
Which of the following is especially important in Sharded Clusters?

a.

NSS

b.

STP

c.

NTP

d.

SSD

Discuss
Answer: (a).NSS
Q17.
The TCP keepalive on the Azure load balancer is ______ seconds by default.

a.

100

b.

200

c.

240

d.

None of the mentioned

Discuss
Answer: (a).100
Q18.
_____ is a command-line tool for monitoring network use.

a.

bwm-ng

b.

bwm-g

c.

bwm-n

d.

bwm-ngs

Discuss
Answer: (a).bwm-ng
Q19.
MongoDB supports tagging a range of _______ key values to associate that range with a shard or group of shards.

a.

primary

b.

secondary

c.

shard

d.

all of the mentioned

Discuss
Answer: (c).shard
Q20.
Point out the correct statement.

a.

Shard key range tags are distinct from replica set member tags

b.

Balancer does not obey tagged range associations

c.

Hash-based sharding only supports tag-aware sharding on an entire collection

d.

All of the mentioned

Discuss
Answer: (c).Hash-based sharding only supports tag-aware sharding on an entire collection
Page 2 of 8

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