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Advanced Data Analytics Backup

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Advanced Data Analytics Backup
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How to read CSV file using script on Jupyter

pd.call_file('<path>/<file_name>')

pd.read_csv('<path>/<file_name>')

pd.see_csv('<path>/<file_name>')

pd.join_csv('<path>/<file_name>')

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How to change column name?

df.rename(columns={'Class':'PClass'}, inplace=True)

df.change(columns={'Class':'PClass'}, inplace=True)

df.add(columns={'Class':'PClass'}, inplace=True)

df.switch(columns={'Class':'PClass'}, inplace=True)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How to count empty value data in all columns?

df.null().sum(axis=0)

df.ifnull().calc(axis=0)

df.isnull().sum(axis=0)

df.arenull().sum(axis=0)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which one is the example of delete the column in dataframe?

df.throw(['Name','Age'] , axis=1, inplace=True)

df.delete(['Name','Age'] , axis=1, inplace=True)

df.drop(['Name','Age'] , axis=1, inplace=True)

df.kick(['Name','Age'] , axis=1, inplace=True)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How to save clean Dataframe?

df.to_save(os.path.join('<path>/<file_name>'), index=False)

df.to_csv(os.path.join('<path>/<file_name>'), index=False)

df.to_keep(os.path.join('<path>/<file_name>'), index=False)

df.to_store(os.path.join('<path>/<file_name>'), index=False)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

To use histogram, the most important library that you need to import is?

numpy

panda

sklearn

seaborn

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Based on this picture, what the name of this graph?

Histogram

Box Chart

Bar Chart

Box Plot

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