DAP MCQ Course Materials & Test Answers | aln.anudip.org

How do you select a column in a Pandas DataFrame?

df.get_column('column_name')

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df.select_column('column_name')

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df['column_name']

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df.column_name

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What is the primary data structure in Pandas?

List

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DataFrame

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Dictionary

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Tuple

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How do you check for missing values in a Pandas DataFrame?

df.null_values()

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df.missing_values()

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df.isna()

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df.check_missing()

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What is the purpose of the "corr()" function in Pandas?

It computes the cumulative sum of a column

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It calculates the correlation between columns

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It checks for missing values in a DataFrame

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It counts the occurrences of unique values

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