Snowflake Exam DSA-C02 Topic 4 Question 26 Discussion

Actual exam question for Snowflake's DSA-C02 exam

Question #: 26
Topic #: 4

[All DSA-C02 Questions]

Which Python method can be used to Remove duplicates by Data scientist?

Aremove_duplicates()

Bduplicates()

Cdrop_duplicates()

Dclean_duplicates()

Show Suggested Answer

Suggested Answer: D

The drop_duplicates() method removes duplicate rows.

dataframe.drop_duplicates(subset, keep, inplace, ignore_index)

Remove duplicate rows from the DataFrame:

1. import pandas as pd

2. data = {

3. 'name': ['Peter', 'Mary', 'John', 'Mary'],

4. 'age': [50, 40, 30, 40],

5. 'qualified': [True, False, False, False]

6. }

8. df = pd.DataFrame(data)

9. newdf = df.drop_duplicates()

by Zita at Aug 23, 2024, 01:06 PM

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Emelda

6 months ago

I'm picturing a data scientist yelling 'C) drop_duplicates()!' while sipping their coffee and staring at a screen full of data. It's the obvious choice.

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Bulah

5 months ago

It's so satisfying to see those duplicates disappear with just one line of code.

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Kirby

5 months ago

I always use drop_duplicates() to clean up my data.

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Fannie

5 months ago

I agree, it's a common method used by data scientists.

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Dolores

6 months ago

C) drop_duplicates() is definitely the way to go.

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Vincent

6 months ago

C) drop_duplicates() is the way to go. It's like taking out the trash in your data - gotta keep it clean!

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Solange

6 months ago

Hmm, I'd say C) drop_duplicates(). Sounds like the most straightforward way to deal with those pesky duplicates.

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Bambi

6 months ago

I think remove_duplicates() might work too, but drop_duplicates() seems more common.

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Denna

6 months ago

I agree, drop_duplicates() is the way to go.

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My

6 months ago

I believe C) drop_duplicates() is the correct method because it is commonly used in data science libraries

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Glory

7 months ago

I'm going to go with C) drop_duplicates(). It just makes sense, you know? Remove the duplicates, keep the unique ones.

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Audry

6 months ago

Yeah, drop_duplicates() is definitely the method to use for removing duplicates in Python.

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Dulce

6 months ago

I agree, drop_duplicates() seems like the most logical choice here.

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Candra

7 months ago

I'm not sure, but I think A) remove_duplicates() could also work

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Sylvie

7 months ago

I'm pretty sure the answer is C) drop_duplicates(). It's a super useful function for cleaning up datasets.

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Pilar

6 months ago

I've used drop_duplicates() before, it's really handy for data cleaning tasks.

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Edgar

6 months ago

Yes, drop_duplicates() is commonly used by data scientists for cleaning up datasets.

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Amalia

6 months ago

I think you're right, drop_duplicates() is the method to remove duplicates in Python.

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Barbra

7 months ago

I agree with Ivette, drop_duplicates() makes sense for removing duplicates

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Ivette

7 months ago

I think the answer is C) drop_duplicates()

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Lynelle

7 months ago

Definitely C) drop_duplicates(). It's the go-to method for removing duplicates in Pandas, which is a popular library used by data scientists.

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Kimberely

6 months ago

I've never had any issues with drop_duplicates().

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Dominic

7 months ago

drop_duplicates() is so convenient for data cleaning.

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Dominga

7 months ago

I always use drop_duplicates() for cleaning up my data.

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Huey

7 months ago

I agree, drop_duplicates() is the way to go.

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