Advanced Python Quiz to Test Your Knowledge

DataFlair Team

4 years ago

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Hey, we are here with another advanced quiz on Python covering various topics for you to practice. It contains 30 MCQs with both theoretical and coding questions. Let’s start the quiz. All the best!!!

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Question 1 of 30

1. Question
What is the importance of the init method in a class?
- It initializes all the classes in code
- It imports all the modules required for the program
- It initializes the attributes of a class when an object is created
- None of the above
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Question 2 of 30

2. Question
Which of the following uses a divide and conquer algorithm?
- Quick sort
- Merge Sort
- Shortest Path
- Both a and b
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Question 3 of 30

3. Question
What is the output of the below code?

myList=[1,2,3,5,3,4,6,9]

myList[-6:6]
- []
- [3, 5, 3, 4]
- [4, 3, 5, 3]
- Index Error
Correct

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Question 4 of 30

4. Question
What is the run time of the below code?

for i in range(n):

    j=1

    while(j<n):

        print(i,j)

        j*=2
- O(n)
- O(n^2)
- O(log(n))
- O(n*log(n))
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Question 5 of 30

5. Question
What is the method that is bound to class but not the instance?
- Static method
- Class method
- Main Method
- None of the above
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Question 6 of 30

6. Question
What is a generator in Python?
- The function that generates random numbers of specified count
- The function that generates an error when a warning occurs
- The function that gives a statement as output rather than a return
- The function that returns a generic object
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Question 7 of 30

7. Question
What is the output of the below code?

def fun(arr):

arr=arr[::-1]

arr=[1,2,3,4,5]

fun(arr)

print(arr)
- [1,2,3,4,5]
- [5,4,3,2,1]
- []
- NameError
Correct

Incorrect
Question 8 of 30

8. Question
Which of the following is true about the stack?
- Stack following LIFO order
- The time complexity to push and pop an element is O(1)
- It is a linear data Structure
- All the above
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Question 9 of 30

9. Question
Find the output of the below code.

import re

print(re.search(‘aa?cb?’,’aacb aaccbd’).group())
- aacb
- aaccbd
- aacb aaccbd
- 2
Correct

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Question 10 of 30

10. Question
What is the output of the below code?

myList=[‘abc’,’tesdd’,’res’,’treb’]

List2=[ len(x) for x in myList]

print(List2[2])
- 2
- 4
- 3
- None of the above
Correct

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Question 11 of 30

11. Question
Which of the following is used to print the doc string of a function?
- myFun.doc()
- doc(myFun)
- __doc__(myFun)
- myFun.__doc__
Correct

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Question 12 of 30

12. Question
What is the output of the below code?

a1,b1,c1=1,2,3,4,5

print(b1)
- 2
- 4
- 1,2,3,4,5
- ValueError
Correct

Incorrect
Question 13 of 30

13. Question
Find the output of the below code.

tup=(9)

print(tup*4)
- (36)
- (9,9,9,9)
- 36
- TypeError
Correct

Incorrect
Question 14 of 30

14. Question
Which of the following commands is used to find the status of a thread?
- status()
- isAlive()
- isActive()
- threadStat()
Correct

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Question 15 of 30

15. Question
What is the output of the below code?

List=list(range(-5,5,2))

len(List)
- 2
- 5
- 10
- 7
Correct

Incorrect
Question 16 of 30

16. Question
Find the output of the below code.

string=’abcderbct’

print (string.partition(‘bc’))

(‘a’, ‘bc’, ‘derbct’)
- ('a', 'bc', 'derbct')
- ('a', 'der', 't')
- ('abc', 'derbc', t')
- ('a', 'bcder', 'bct')
Correct

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Question 17 of 30

17. Question
Which of the following is the correct syntax to search for an element ‘n’ in the numpy array ‘ar’?
- ar.index(n)
- ar.where(n)
- np.index(ar==n)
- np.where(ar==n)
Correct

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Question 18 of 30

18. Question
What is the output of the below code?

import numpy as np

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

arr.shape
- 2
- 3
- (1, 3)
- (2, 3)
Correct

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Question 19 of 30

19. Question
Which of the following is the correct command to add a column to a table?
- ADD student_details COLUMN clmn VARCHAR(3)
- ALTER student_details ADD COLUMN clmn VARCHAR(3)
- ADD COLUMN clmn VARCHAR(3) student_details
- ALTER TABLE student_details ADD COLUMN section VARCHAR(3)
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Question 20 of 30

20. Question
Which of the following commands is used to get the data obtained by executing the last query?
- fetch()
- get()
- fetchone()
- fetchall()
Correct

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Question 21 of 30

21. Question
Which function is used to read n bytes of information from a text file?
- file.nread()
- file.read(n)
- file.read[n]
- file[n]
Correct

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Question 22 of 30

22. Question
Which commands return the columns of a dataframe?
- Dataframe.columns
- Dataframe.columns()
- Dataframe[‘columns’]
- Dataframe.clmns
Correct

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Question 23 of 30

23. Question
What is the output of the below code?

list(map(lambda x: x * x, [1,2,3,4,5]))
- [1, 4, 9, 16, 25]
- [1, 2, 6, 24, 120]
- [1, 4, 27, 64, 125]
- None of the above
Correct

Incorrect
Question 24 of 30

24. Question
Which of the following codes merge the union of columns of the dataframes df1 and df2 on the columns ‘clmn’?
- pd.merge(df1, df2, on='clms', how='inner')
- pd.merge(df1, df2, on='clms', how='left')
- pd.merge(df1, df2, on='clms', how='outer')
- None of the above
Correct

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Question 25 of 30

25. Question
Which of the following creates two grids on a row for plotting 2 graphs in matplotlib?
- plt.subplots(1, 2)
- plt.subplots(2, 1)
- plt.subplots(2)
- None of the above
Correct

Incorrect
Question 26 of 30

26. Question
What is the output of the below code?

cv2.threshold(pic, 125, 255, cv2.THRESH_OTSU)
- Grayscale image
- Binary Image
- Threshold value
- Both a and c
Correct

Incorrect
Question 27 of 30

27. Question
What is the process of converting the data into byte form in Python?
- Pickling
- Serializing
- Marshalling
- All the above
Correct

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Question 28 of 30

28. Question
What is the output of the below code?

def fun(n,res=1):

    if(n<=0):

        return res

    return fun(n-1,n*res)

print(fun(5))
- 15
- 1
- 120
Correct

Incorrect
Question 29 of 30

29. Question
Find the output of the below code.

len(list((zip(‘abc’,[5,4,3,2,1]))))
- 1
- 3
- 5
- TypeError
Correct

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Question 30 of 30

30. Question
What is the output of the following code?

list(enumerate([‘a’,’b’,’c’,’d’,’e’],100))[0][0]
- 100
- 1
- ‘a’
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Summary

We have reached the end of the Advanced Python quiz and I hope you enjoyed taking it. Please check your mistake(s) to make sure you don’t repeat it again. Happy learning!

Quiz Summary

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1. Question

What is the importance of the init method in a class?

2. Question

3. Question

4. Question

5. Question

6. Question

7. Question

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9. Question

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11. Question

12. Question

13. Question

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25. Question

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27. Question

28. Question

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30. Question

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