(Python Example for Citizen Data Scientist & Business Analyst)   Write a Python program to determine whether variable is defined or not. Sample Solution Python Code: try: x = 1 except NameError: print(“Variable is not defined….!”) else: print(“Variable is defined.”) try: y except NameError: print(“Variable is not defined….!”) else: print(“Variable is defined.”) Sample Output: Variable …

(Python Example for Citizen Data Scientist & Business Analyst)   Write a Python program to create a bytearray from a list.   Sample Solution Python Code: print() nums = [10, 20, 56, 35, 17, 99] values = bytearray(nums) for x in values: print(x) print() Sample Output: 10 20 56 35 17 99   Write a …