Mastering DataFrame Creation

Mastering DataFrame Creation

12th Grade

8 Qs

quiz-placeholder

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Mastering DataFrame Creation

Mastering DataFrame Creation

Assessment

Quiz

Computers

12th Grade

Practice Problem

Hard

Created by

daya poudel9398

Used 1+ times

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a DataFrame in Pandas?

A DataFrame is a two-dimensional labeled data structure in Pandas.

A DataFrame is a graphical representation of data in Pandas.

A DataFrame is a type of database in Pandas.

A DataFrame is a one-dimensional array in Pandas.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you create a DataFrame from a dictionary?

Convert your_dict to a list before creating a DataFrame

Use pd.DataFrame(your_dict) where your_dict is the dictionary.

Create a DataFrame using df.from_dict(your_dict)

Use your_dict.to_DataFrame()

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What function is used to create a DataFrame from a CSV file?

pd.open_csv()

pd.import_csv()

pd.read_csv()

pd.load_csv()

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you create a DataFrame with specified column names?

import pandas as pd # Create a DataFrame with specified column names column_names = ['A', 'B', 'C'] data = [[1, 2, 3], [4, 5, 6]] df = pd.DataFrame(data, columns=column_names)

df = pd.DataFrame({'A': [1, 4], 'B': [2, 5], 'C': [3, 6]})

df = pd.DataFrame(data, index=['row1', 'row2'])

df = pd.DataFrame(columns=['A', 'B', 'C'])

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the default index of a DataFrame created from a list?

SequentialIndex with negative numbers

DefaultIndex with random values

RangeIndex starting from 0

ListIndex starting from 1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you create an empty DataFrame in Pandas?

pd.DataFrame([])

pd.DataFrame()

pd.DataFrame({})

pd.emptyDataFrame()

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What method would you use to create a DataFrame from a NumPy array?

Use pandas.DataFrame() method.

Use numpy.array() method.

Use pandas.merge() method.

Use pandas.concat() method.

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