Python quiz Questions Part-3

1. Question

Which of the following is a metacharacter check if the string ends with a specific character or a set of characters?

*
+
&
^

2. Question

Which of the following sub-packages is imported from SciPy to do the integration operation?

integrate
integration
integ
None of the above

3. Question

What does the function full() in NumPy return?

It returns a numpy array of specified size initialized with random values
It returns a numpy array of specified size filled with random constant value
It returns a numpy array of specified size filled with specified constant value
None of the above

4. Question

What does CRUD operation mean in SQL?

Create, run, upload, delete
create , run, upload, delete
Create, read, update, drop
Create, read, update, delete

5. Question

Which of the following order in which the red, green, and blue values of the images are stored in Opencv?

GBR
RGB
BGR
RBG

6. Question

Which of the following levels of logging has the highest value?

DEBUG
INFO
WARNING
ERROR

7. Question

Which of the following is the true about Pickler and JSON?

JSON serializes to text format and it can work on only a few Python types
Pickler serializes to text format and it can work on only a few Python types
JSON serializes to text format and Pickler can work on only a few Python types
Pickler serializes to text format and JSON can work on only a few Python types

8. Question

Which of the following is the command that allows us to move to a particular line number?

mov lineno
return lineno
jump lineno
None of the above

9. Question

Which of the following is not a Python web framework?

Spring
Bottle
Web2Py
CubicWeb

10. Question

The process of imitating the IT systems such as workstations, network, storage, etc. is called?

IT forensics
Virtualization
Imitation
Forensics

11. Question

What is the output of the below code?

len(list(re.findall(r'[^ac12]’,’abcak1fhajd32′)))

6
7
5
8

12. Question

Find the output of the below code.

for i in enumerate([‘a’,’t’,’o’],1):

print(i,end=’ ‘)

(1, 'a'),(2, 't'),(3, 'o')
(1, 'a') (1, 't') (1, 'o')
(1, 'a') (2, 't') (3, 'o')
(1, 'a'), (1, 't'), (1, 'o')

13. Question

1. Which of the following calls give an error for the below code?
def func(x):

    if x==0:

        return 1

    return x*func(x-1)

func(3)
func(-1)
func(0)
Both b and c

14. Question

What is the output of the below code?

import logging

logging.basicConfig(format=’%(asctime)s %(message)s’,datefmt=’%Y’)

logging.error(‘Error!’)

ERROR:2021 Error!
ERROR:root:2021 Error!
2021 Error!
None of the above

15. Question

What is the output of the below code?

s=”abcdefghi”

s.find(“e”)

3
4
5
6

16. Question

Which of the following is the correct code to warn with a pop-up window?

messagebox.showwarning("Warning", "This is a warning!")
message.warning("Warning", "This is a warning!")
messagebox.warning("Warning", "This is a warning!")
message.showwarning("Warning", "This is a warning!")

17. Question

What is the output of the below code?

from numpy import poly1d

poly=poly1d([1,2,9])

poly(1)

9
2
1
12

18. Question

Given a dataset named ‘df’ containing the 5 rows and 10 columns, find the output of the below code?

print(df.shape[0])

5
10
(5,10)
50

19. Question

Given an image, what does the following code return?

new_image=ndimage.rotate(image, 60)

Image rotated clockwise by 60 degrees
Image rotated anticlockwise by 120 degrees
Image rotated anticlockwise by 60 degrees
None of the above

20. Question

Which of the following is the correct way to convert an image to a grayscale image using the PIL module?

image.convert('L')
rgb2gray(image)
convert2gray(image)
All the above

21. Question

1. What is the output of the below code?
import numpy as np

print(np.array([1,2,3])*2)

[1,2,3,1,2,3]
[[1,2,3],[1,2,3]]
[2,4,6]
SyntaxError

22. Question

Which of the following is the correct way to add a column named ‘clmn’ of type int(10) to the table named ‘tab’.

ADD COLUMN clmn INT(10) TO TABLE tab
ALTER TABLE tab ADD COLUMN clmn INT(32)
ADD COLUMN clmn INT(10) TO tab
ALTER tab ADD COLUMN clmn INT(32)

23. Question

What does the below code return?

pic = cv2.imread(“image.png”)

print(pic.size)

A tuple containing the number of rows, columns, and channels
Number of channels
Range of pixel values
Number of pixels

24. Question

Which of the following is the correct way to write the log messages into a file named file.log?

logging.basicConfig(filename='msg.log',filemode='w')
logging.basicConfig(filename='msg.log',mode='w')
logging.basicConfig(file='msg.log',filemode='w')
None of the above

25. Question

Which of the following codes to serialize the data and return the byte form ?

pickle.dump(file_name)
pickle.dumps(file_name)
pickle.load(content)
pickle.loads(content)

26. Question

Find the output of the below code?

import numpy as np

arr = np.array([(1,2,3,4),(5,6,7,8)])

arr=arr.reshape(4,3)

print(arr.shape)

(4,3)
12
SyntaxError
ValueError

27. Question

What does the below command do?

clear

It clears all the code in the current program
It clears all that code in the current program placed after the last breakdown
It clears all the breakpoints
It clears the code that is present after the current pointer line

28. Question

What is the output of the below code, used with PDB, if the variable var holds the value 4?

whatis var

var
4
var=4

29. Question

Which of the following is the correct way to select those rows from the table ‘tab’ where the values in the column named ‘clmn’ lie between 1 and 10?

SELECT * FROM tab WHERE clmn>1 AND clmn<10
SELECT * FROM TABLE tab WHERE clmn>1 AND <10
SELECT * FROM tab WHERE clmn>1 AND <10
SELECT * FROM TABLE tab WHERE clmn>1 AND clmn<10

30. Question

Which of the following sets the columns ‘clmn’ as the index of the dataframe ‘df’?

df.index(‘clmn’ ,inplace=True)
df.set_index(‘clmn’ ,inplace=True)
set_index(‘clmn’ ,inplace=True)
None of the above

Python quiz Questions Part-3

Python quiz Questions Part-3

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