Batch -1 |28-11-24 | Day -4 Data Analytics Workshop Quiz

What is the output of the following code?

import pandas as pd

data = pd.read_csv("students.csv")

print(data.head(2))

• a) First row of the CSV file

• b) First two rows of the CSV file

• c) All rows of the CSV file

• d) Last two rows of the CSV file

Which method in pandas is used to save a DataFrame to a CSV file?

• a) save_csv()

• b) write_csv()

• c) to_csv()

• d) export_csv()

How can you remove a column in a pandas DataFrame?

• a) df.drop(column_name, axis=0)

• b) df.delete(column_name)

• c) df.drop(column_name, axis=1)

• d) df.remove(column_name, axis=1)

In Matplotlib, which function is used to create a bar plot?

• a) plt.bar()

• b) plt.plot()

• c) plt.hist()

• d) plt.scatter()

In Matplotlib, which function is used to create a line plot?

• a) plt.bar()

• b) plt.line()

• c) plt.plot()

• d) plt.scatter()

What is the output of the following code?

x = 10

y = 5

print(x + y)

• a) 10

• b) 5

• c) 15

• d) 50

Which Python module is used to work with CSV files?

• a) json

• b) csv

• c) xml

• d) file

What is the purpose of the csv.reader() function in Python?

• a) To write data to a CSV file

• b) To read data from a CSV file

• c) To delete data from a CSV file

• d) To create a new CSV file

What is the default delimiter used by the csv.reader() function in Python?

• a) Comma (,)

• b) Semicolon (;)

• c) Tab (\t)

• d) Pipe (|)

What is the default quote character used in csv.writer() and csv.reader()?

• a) Double quotes (")

• b) Single quotes (')

• c) Backticks (``)

• d) No quote character is used by default