Pandas MCQs with answers Page - 16

Here, you will find a collection of MCQ questions on Pandas. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Shyam Dubey • 3.70K Points
Extraordinary

Q. Which method returns the correlation between columns of a DataFrame?

  • (A) corr()
  • (B) cov()
  • (C) correlate()
  • (D) relationship()

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Shyam Dubey • 3.70K Points
Extraordinary

Q. Which method is used to change the data type of a column in pandas?

  • (A) astype()
  • (B) convert()
  • (C) change_type()
  • (D) dtype()

S

Shyam Dubey • 3.70K Points
Extraordinary

Q. Which method is used to set a column as the index of a DataFrame?

  • (A) set_index()
  • (B) index_column()
  • (C) assign_index()
  • (D) reset_index()

S

Shyam Dubey • 3.70K Points
Extraordinary

Q. Which pandas function is used to check if elements in a DataFrame are null?

  • (A) isnull()
  • (B) isna()
  • (C) Both A and B
  • (D) notnull()

S

Shyam Dubey • 3.70K Points
Extraordinary

Q. Which method stacks the prescribed level(s) from columns to index?

  • (A) stack()
  • (B) unstack()
  • (C) melt()
  • (D) pivot()

S

Shyam Dubey • 3.70K Points
Extraordinary

Q. Which method pivots the index into columns in pandas?

  • (A) stack()
  • (B) unstack()
  • (C) pivot()
  • (D) melt()

S

Shyam Dubey • 3.70K Points
Extraordinary

Q. Which method adds a new row or DataFrame to an existing DataFrame?

  • (A) append()
  • (B) concat()
  • (C) merge()
  • (D) join()

S

Shyam Dubey • 3.70K Points
Extraordinary

Q. Which pandas function is used to create a DataFrame from a dictionary of lists?

  • (A) pd.DataFrame()
  • (B) pd.Series()
  • (C) pd.array()
  • (D) pd.dict()

S

Shyam Dubey • 3.70K Points
Extraordinary

Q. Which method is used to get the shape of a DataFrame?

  • (A) shape()
  • (B) len()
  • (C) df.shape
  • (D) size()

S

Shyam Dubey • 3.70K Points
Extraordinary

Q. Which pandas method is used to check for duplicate rows?

  • (A) duplicated()
  • (B) drop_duplicates()
  • (C) is_duplicate()
  • (D) unique()

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