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Welcome to the Data Manipulation MCQs Page

Dive deep into the fascinating world of Data Manipulation with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Data Manipulation, a crucial aspect of Data Science. In this section, you will encounter a diverse range of MCQs that cover various aspects of Data Manipulation, 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 Data Science.

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Check out the MCQs below to embark on an enriching journey through Data Manipulation. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Data Science.

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

Data Manipulation MCQs | Page 4 of 6

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Q31.
Which of the following package is used to connect MySQL RDBMS with R?

a.

RMySQL vignette

b.

MySQL vignette

c.

RSQL vignette

d.

None of the mentioned

Discuss
Answer: (a).RMySQL vignette
Q32.
Point out the correct statement.

a.

HDF5 is a hierarchical format

b.

HDF5 does not support range of different data types

c.

HDF5 is used for storing small datasets

d.

None of the mentioned

Discuss
Answer: (a).HDF5 is a hierarchical format
Q33.
Which of the following is used to extract data from HTML code of websites?

a.

Webscraping

b.

Webdredging

c.

Webcleaning

d.

All of the mentioned

Discuss
Answer: (a).Webscraping
Q34.
Which of the following function is used to read data off the webpages?

a.

read.web

b.

read.Lines

c.

read.Line

d.

all of the mentioned

Discuss
Answer: (b).read.Lines
Q35.
Point out the wrong statement.

a.

hdf5 can be used to reading/writing from disc in Python

b.

rhdf5 is an interface for hdf5 format

c.

maximum size of an HDF5 dataset is fixed when it is created

d.

all of the mentioned

Discuss
Answer: (b).rhdf5 is an interface for hdf5 format
Q36.
Which of the following package is used for reading HTML and XML data?

a.

httr

b.

http

c.

httx

d.

all of the mentioned

Discuss
Answer: (a).httr
Q37.
httr package does not work well with facebook and twitter API.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q38.
Which of the following request can be issued from httr package?

a.

GET

b.

PUT

c.

DELETE

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q39.
Which of the following package loads data from SPSS?

a.

read.spss(SPSS)

b.

read.oct(SPSS)

c.

read.xpot(SPSS)

d.

all of the mentioned

Discuss
Answer: (a).read.spss(SPSS)
Q40.
Which of the following package is used for reading GIS data?

a.

rdgal

b.

rgeos

c.

raster

d.

all of the mentioned

Discuss
Answer: (d).all of the mentioned
Page 4 of 6

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