Python Quiz 1. What is the output of the following code? b = [1, 3, 5, 7, 9, 11] print(b[:2]) [1, 3] [1, 3, 5] [1] Slicing on a list 2. What is the syntax for calling a method of a class? Just use the syntax instance.method() With the syntax instance.method(self) Not possible because the methods are inside the class Methods are found indented within the class 3. What is the output of the following code? v1 = 1 v2 = 2 v3 = “3” print(v1 + v2) Error. Mixed operators between numbers and strings are not supported sequence 12 3 sum of 1 and 2 4. What is the output of the following code? from math import sin x=1 s=sin(x) print(s) None, you must add: import math 0.8414709848078965 None. Python does not do trigonometric calculations sin(1) 5. How do you define a class in Python? With the keyword class >>> class Test … pass … >>> class Test: … pass … It is not possible because it does not support object-oriented programming 6. What is Tkinter? A library that allows to create graphical interfaces A library that allows Web Scraping like Scrapy A library for GUI development immediately available in every Python installation A comic book character 7. What is the output of the following code? list1 = [30, 60, 90] list2 = [30, 60, 90] print(list1 == list2) print(list1 is list2) True True Two boolean values True False False True 8. What is the output of the following code? def max_list(list): my_max = 0 for n in list: if n > my_max: my_max = n print(f”The number is {my_max}”) max_list([10, 5, 20, 8, 19]) The number is The greater of the numbers in the list Syntax Error The number is 20 9. Where can I use Python language? The code can be run on different platforms as long as it has the Python interpreter installed Unix, Linux, Windows, DOS, Macintosh, Real Time Systems, OS/2, Android and iOS cell phones Smartphone iPhone only The code can be run on different platforms even without the Python interpreter installed 10. What is the output of the following code? import numpy import matplotlib.pyplot as plt v=numpy.array([1,2,7,9]) print(‘Vector: ‘ , v) s=numpy.sum(v) print(‘Sum : ‘, s) m=numpy.mean(v) print(‘Mean : ‘ , m) plt.plot(v) plt.show() Vector : [1 2 7 9] Sum : 19 Mean : 4.75 And the line chart of values Vector : [1 2 7 9] Sum : 19 Mean : 4.75 None, with Python it is not possible to draw graphs of points The vector, the sum and the average of the elements of the vector, the chart of the vector of values 11. What variable name is invalid? My_Name 68MyName There are no invalid names, Python accepts any variable name My_Name_68 12. What is the output of the following code? var= “Wonder Woman” print(var[3::-1]) Wond Won From fourth to first letter dnoW 13. What’s Python? Python is a compiled programming language Python is an interpreted, interactive, high-level programming language but not object-oriented Python is an interpreted, interactive, object-oriented, high-level programming language Python is an interpreted, high-level programming language 14. What is Python used for? To develop web applications, software and scripts for data analysis and Machine Learning algorithms To develop web applications and software For product design and industrial design To develop web applications, software and scripts for data analysis but not for Machine Learning 15. What is the output of the following code? print(‘Recursive Function’) def recursiveF(n, m): if n==0: print(m) else: recursiveF(n-1, n+m) recursiveF(2, 0) Function runs infinitely and causes a StackOverflowError Recursive Function Recursive Function 3 Syntax Error Loading … Question 1 of 15