Python for Data Anlaysis Quiz- 7

Python for Data Anlaysis Quiz- 7

University

10 Qs

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Python for Data Anlaysis Quiz- 7

Python for Data Anlaysis Quiz- 7

Assessment

Quiz

Other

University

Practice Problem

Medium

Created by

Gnaneshwar Reddy

Used 1+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. What is NumPy primarily used for?

a) Data analysis

b) Data visualization

c) Numerical computing and data manipulation

d) Machine learning

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2. In NumPy, what is the main data structure used for handling multidimensional arrays?

a) List

b) Dictionary

c) DataFrame

d) ndarray

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3. Which library is best suited for data manipulation and analysis in Python?

a) NumPy

b) Matplotlib

c) SciPy

d) Seaborn

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4. What does the `pd` alias commonly represent in Pandas code?

a) A Python dictionary

b) A Pandas DataFrame

c) A NumPy array

d) A Python list

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5. How can you select a specific column in a Pandas DataFrame named `df`?

a) `df.select_column("column_name")`

b) `df.get_column("column_name")`

c) `df["column_name"]`

d) `df.column("column_name")`

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

6. What is the primary function of the `df.describe()` method in Pandas?

a) Display basic statistics of the DataFrame

b) Plot the data in the DataFrame

c) Create a new column in the DataFrame

d) Sort the DataFrame by a specified column

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

7. Which of the following methods is used to drop rows with missing data in a Pandas DataFrame?

a) `df.fillna()`

b) `df.remove_null()`

c) `df.dropna()`

d) `df.clean()`

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