1. 1
2. #a)
3. #i)
4. DataArray = [] #type integer, 25 elements
5. #ii)
6. try:
7.     file = open('Data.txt', 'r')
8.     for line in file:
9.         DataArray.append(line)
10.     file.close()
11. except IOError:
12.     print('File not found')
13. #b
14. #i)
15. def PrintArray(DataArray):
16.     for element in DataArray:
17.         print(element)
18. #ii)
19. PrintArray(DataArray)
20.  
21. #c)
22. def LinearSearch(DataArray, searchVal):
23.     count = 0
24.     for element in range(0, len(DataArray)):
25.         if DataArray[element] == searchVal:
26.             count = count + 1
27. #d)
28. searchVal = int(input('Enter  a value between 0 and 100 to search for'))
29. while searchVal > 0 and searchVal < 100:
30.     count = LinearSearch(DataArray, searchVal)
31. print('The number', searchVal, 'is found', count, 'times')
32.  
33. #2
34. #a)
35. #i)
36. class Vehicle:
37.     def __init__(self, ID, MaxSpeed, IncreaseAmount):
38.         self.__ID = ID #string
39.         self.__maxSpeed = MaxSpeed #integer
40.         self.__incrAmount = IncreaseAmount #integer
41.         self.__CurrentSpeed = 0 #integer
42.          self.__Horiz
43. #ii)
44.     def GetCurrentSpeed(self):
45.         return self.__CurrentSpeed
46.  
47.     def GetIncreaseAmount(self):
48.         return self.__incrAmount
49.  
50.     def GetMaxSpeed(self):
51.         return self.__maxSpeed
52.  
53.     def GetHorizontalPosition(self):
54.         return self.__HorizontalPosition
55. #iii)
56.     def SetCurrentSpeed(self, currentSpeed):
57.         self.__CurrentSpeed = currentSpeed
58.  
59.     def SetHorizontalPosition(self, horizPos):
60.          self.__Horiz
61. #iv)
62.     def IncreaseSpeed(self):
63.         self.__CurrentSpeed = self.__CurrentSpeed + self.__incrAmount
64.         if (self.__CurrentSpeed > self.__maxSpeed):
65.             self.__CurrentSpeed = self.__maxSpeed
66.         self.__HorizontalPosition = self.__HorizontalPosition + self.__CurrentSpeed
67. #b
68. #i)
69. class Helicopter(Vehicle):
70.     def __init__(self, ID, MaxSpeed, IncreaseAmount, VerticalChange, MaxHeight):
71.         Vehicle.__init__(self, ID, MaxSpeed, IncreaseAmount)
72.         self.__VerticalPosition = 0
73.         self.__VerticalChange = VerticalChange
74.         self.__MaxHeight = MaxHeight
75.  
76.     def IncreaseSpeed(self):
77.         self.__VerticalPosition = self.__VerticalPosition + self.__VerticalChange
78.         self.__CurrentSpeed  = self.__CurrentSpeed + self.__incrAmount
79.