Python Quiz With Answers

FREE Online Courses: Dive into Knowledge for Free. Learn More!

This is a challenging Python Quiz With Answers. In this quiz, you will be able to practice different questions from various topics in Python. All the best!

Time limit: 0

Quiz Summary

0 of 30 Questions completed

Questions:

Information

You have already completed the quiz before. Hence you can not start it again.

Quiz is loading…

You must sign in or sign up to start the quiz.

You must first complete the following:

Results

Quiz complete. Results are being recorded.

Results

0 of 30 Questions answered correctly

Your time:

Time has elapsed

You have reached 0 of 0 point(s), (0)

Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)

Categories

Not categorized 0%

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

Current

Review / Skip

Answered

Correct

Incorrect

Question 1 of 30

1. Question

Which of the following is the error raised when a wrong data value is given to the operator or a method?

DataTypeError

ValueError

TypeError

None of the above

Correct

Incorrect

Question 2 of 30

2. Question

What is the output of the below code?

raise

SyntaxError

‘raise’

NameError

RuntimeError

Correct

Incorrect

Question 3 of 30

3. Question

Which of the following modules allows you to view the data visually?

NumPy

Matplotlib

Seaborn

Both b and c

Correct

Incorrect

Question 4 of 30

4. Question

Which of the following is a 3-dimensional data structure in pandas?

Series

Data Frame

Panel

All the above

Correct

Incorrect

Question 5 of 30

5. Question

What does the below code do?

from pymongo import MongoClient

client = MongoClient()

db=client.test

student = db.student

info = {

    ‘Name’: ‘ABC’,

    ‘Id’: ‘1’,

    ‘Age’: ’11’

}

student .insert_one(info)

Inserts the whole information in the ‘db’ database

Insert the information of ‘Name’ in the student collection

Inserts only the ‘Name’ in the ‘db’ database

Insert the whole information in the student collection

Correct

Incorrect

Question 6 of 30

6. Question

Which of the following is the correct code to change the information of one of the rows of the ‘student’ data?

db.student .update_one( new_data)

student .change( new_data)

student .update( new_data)

db.student .change_one( new_data)

Correct

Incorrect

Question 7 of 30

7. Question

Which of the following keywords are used to handle the exceptions in Python?

Try and catch

Try and except

Try and hold

Try and raise

Correct

Incorrect

Question 8 of 30

8. Question

Which of the following is the code to read the columns cl1,cl2 from the table ‘tab’ using Pandas and sqlalchemy where the database engine is named as ’engine’?

pd.engine.query('SELECT cl1,cl2 FROM tab', engine)

pd.read_sql_query('SELECT cl1,cl2 FROM tab', engine)

pd.query('SELECT cl1,cl2 FROM tab', engine)

pd.execute('SELECT cl1,cl2 FROM tab')

Correct

Incorrect

Question 9 of 30

9. Question

What does the below code do?

from sqlalchemy import create_engine

import pandas as pd

from pandas.io import sql

data = pd.read_csv(‘stds.csv’)

engine = create_engine(‘sqlite:///:memory:’)

data.to_sql(‘stds’, engine)

sql.execute(‘INSERT INTO stds VALUES(?,?,?)’, engine, params=[(5,’ABC’,2002)])

Inserts a row into the table data

Inserts a row into the table stds

SyntaxError

None of the above

Correct

Incorrect

Question 10 of 30

10. Question

Which of the following are not the methods to real data using sqlite3?

fetch()

fetchall()

fetchone()

All of the above

Correct

Incorrect

Question 11 of 30

11. Question

What does the modes ‘a+’ let us access?

It let’s us to append data

It let’s us to append and delete data

It let’s us to append after reading data

None of the above

Correct

Incorrect

Question 12 of 30

12. Question

Find the output of the below code?

assert -4>0

True

False

AssertionError

SyntaxError

Correct

Incorrect

Question 13 of 30

13. Question

Which of the following code let’s us read data from an excel file?

pd.read_excel(r'data.xlsx')

pd.ExcelFile(r'data.xlsx')

pd.readExcel(r'data.xlsx')

Both a and b

Correct

Incorrect

Question 14 of 30

14. Question

Which of the following Python modules is used for stemming, the process of getting different morphological variations given a root word?

Stemmer

nltk

Stem

None of the above

Correct

Incorrect

Question 15 of 30

15. Question

What is the output of the below code?

import numpy as np

arr=np.array([1,2,3,4,5.])

arr.dtype

int32

float64

ValueError

TypeError

Correct

Incorrect

Question 16 of 30

16. Question

To which of the following codes give an error with the below array?

arr=np.array([[1,2,3],[4,5,6]])

arr*-1

arr.reshape(3,1)

type(arr)

None of the above

Correct

Incorrect

Question 17 of 30

17. Question

What does the below code output?

import xlrd

xl=xlrd.open_workbook(‘data.xlsx’)

data=xl.sheet_by_index(0)

for i in range(data.ncols):

                print(data.cell_value(0,i),end=’,’)

It prints all the column names

It prints all the row indexes

It prints the whole table

It prints only the first column values

Correct

Incorrect

Question 18 of 30

18. Question

Which of the following is used to replace all the null values with 0 from the data frame df?

df.replace({NaN:0.00}

df.fillna(0)

df.null(0)

Both a and b

Correct

Incorrect

Question 19 of 30

19. Question

What does the below code do if ‘dataFrame’ is a data frame and ‘Gender’ is one of its columns?

dataFrame[‘Gender’] = dataFrame[‘Gender’].map({‘M’: 0, ‘F’: 1, })

It replaces all the ‘M’ values in the column with 0 and ‘F’ values with 1

It creates another column with the corresponding ‘M’ values in the column with 0 and ‘F’ values with 1

It replaces all the ‘M’ values in the column with 0.0 and ‘F’ values with 1.0

It creates another column with the corresponding ‘M’ values in the column with 0.0 and ‘F’ values with 1.0

Correct

Incorrect

Question 20 of 30

20. Question

What is the attribute used to set one of the plots as the dominant one when the two graphs coincide at some value?

porder

priority

dominant

zorder

Correct

Incorrect

Question 21 of 30

21. Question

What is the output of the below code?

import numpy as np

arr = np.array([1,2,0,3,4,0,0,7,4,0,0,9])

print(np.where(arr == 0)[0].sum( ))

32

37

26

SyntaxError

Correct

Incorrect

Question 22 of 30

22. Question

Which of the following is the correct way to create a subplot with 3 columns and 2 rows and choose the first subplot to plot a graph?

plt.subplot(2,3,0)

plt.subplot(3,2,1)

plt.subplot(2,3,1)

plt.subplot(3,2,0)

Correct

Incorrect

Question 23 of 30

23. Question

Which of the following is the correct code to concatenate two data frames having the same columns vertically such that the index values are continued?

pd.concatenate ([df,df2], axis=0, ignore_index = True)

pd.concat([df,df2], axis=1)

pd.concatenate ([df,df2], axis=1, ignore_index = True)

pd.concat([df,df2], axis=0, ignore_index = True)

Correct

Incorrect

Question 24 of 30

24. Question

What is the output of the below code?

import statistics as st

st.mean({1:’a’,2:’b’,3:’c’,4:’d’,5:’e’})

3

3.0

TypeError

ValueError

Correct

Incorrect

Question 25 of 30

25. Question

Which of the following is used to plot a 3D line plot with the variables as a,b,c on 3D axes named ‘axs’?

axs.plot3D(a,b,c)

axs.line3D(a,b,c)

axs.3Dline(a,b,c)

axs.plot(a,b,c)

Correct

Incorrect

Question 26 of 30

26. Question

What does the below code plot?

plt.scatter(a,b,marker=’D’)

It plots a scatter plot of variables a and b with the markers of D shape

It plots a scatter plot of variables a and b with the markers of quadrilateral shape

It plots a scatter plot of variables a and b with the markers of triangular shape

It plots a scatter plot of variables a and b with the markers of semicircle shape

Correct

Incorrect

Question 27 of 30

27. Question

Correct

Incorrect

Question 28 of 30

28. Question

What is the output of the below code?

import statistics as st

st.mean([])

0

Null

TypeError

StatisticsError

Correct

Incorrect

Question 29 of 30

29. Question

Which of the following gives the standard deviation of the column ‘clmn’ of the data frame ‘df’?

df['clmn'].std()

df.'clmn..std()

df.std('clmn')

None of the above

Correct

Incorrect

Question 30 of 30

30. Question

What does the below give the statistical information of all the columns of the data frame?

df. stats(include='all')

df. describe()

df. describe(include='all')

Both a and b

Correct

Incorrect

Summary

Hope you enjoyed taking this Python Quiz With Answers. Happy learning!

Python Quiz With Answers

Quiz Summary

Information

Results

Results

Categories

1. Question

2. Question

3. Question

4. Question

5. Question

6. Question

7. Question

8. Question

9. Question

10. Question

11. Question

12. Question

13. Question

14. Question

15. Question

16. Question

17. Question

18. Question

19. Question

20. Question

21. Question

22. Question

23. Question

24. Question

25. Question

26. Question

27. Question

28. Question

29. Question

30. Question

Summary

1 Response

Leave a Reply Cancel reply