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