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Welcome to the Indexes In MongoDB MCQs Page

Dive deep into the fascinating world of Indexes In MongoDB with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Indexes In MongoDB, a crucial aspect of MongoDB. In this section, you will encounter a diverse range of MCQs that cover various aspects of Indexes In 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 Indexes In 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 Indexes In MongoDB. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Indexes In MongoDB MCQs | Page 10 of 10

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Q91.
Point out the correct statement.

a.

Applications can use $center without having a geospatial index

b.

Before 3.0, a geospatial index must exist on a field holding coordinates before using any of the geospatial query operators

c.

To use $centerSphere, specify an array that contains grid coordinates of the circle’s center point

d.

None of the mentioned

Discuss
Answer: (a).Applications can use $center without having a geospatial index
Q92.
Applications can use _________ without having a geospatial index.

a.

$center

b.

$centre

c.

$radii

d.

$centersphere

Discuss
Answer: (d).$centersphere
Q93.
_________ specifies a polygon for a geospatial $geoWithin query on legacy coordinate pairs.

a.

$rect

b.

$polygon

c.

$poly

d.

All of the mentioned

Discuss
Answer: (b).$polygon
Q94.
Only the ______ geospatial index supports the $polygon operator.

a.

1dsphere

b.

2d

c.

3d

d.

None of the mentioned

Discuss
Answer: (b).2d
Q95.
________ returns a document only once for a geospatial query even if the document matches the query multiple times.

a.

$uniqueDocs

b.

$unique

c.

$Docs

d.

All of the mentioned

Discuss
Answer: (a).$uniqueDocs
Page 10 of 10

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