Code Example 14-3 class Multiplier: def __init__(self): self.num1 = 0 self.num2 = 0 def...
Code Example 14-3
class Multiplier:
def __init__(self):
self.num1 = 0
self.num2 = 0
def getProduct(self):
return self.num1 *
self.num2
def main():
m = Multiplier()
m.num1 = 7
m.num2 = 3
print(m.num1, "X", m.num2, "=",
m.getProduct())
if __name__ == "__main__":
main()
Refer to Code Example 14-3: When this code is executed, what does it print to the console?
| a. |
7 X 3 = 0 |
|
| b. |
3 X 7 = 0 |
|
| c. |
7 X 3 = 21 |
|
| d. |
3 X 7 = 21 |
What do you typically use to model the relationships between the classes in an object-oriented program?
| a. |
UML diagrams |
|
| b. |
Hierarchy charts |
|
| c. |
Pseudocode |
|
| d. |
Object models |
In a three-tier architecture, the database tier stores the code that
| a. |
handles all monetary transactions |
|
| b. |
controls the user interface |
|
| c. |
accesses the file or database |
|
| d. |
defines the business objects |
Homework Answers
2 numbers of Multiplier are num1=7 and num2=3
output would be 7 X 3 = 21
To Model relationships between classes in object-oriented
program is
(a). UML diagrams
In a three-tier architecture, the database tier stores the code
that
accesses the file or database
(c)
Add Answer to:
Code Example 14-3
class Multiplier:
def __init__(self):
self.num1 = 0
self.num2 = 0
def...
class Leibniz: def __init__(self): self.total=0 def calculate_pi(self,n): ...
class Leibniz: def __init__(self): self.total=0 def calculate_pi(self,n): try: self.total, sign = 0, 1 for i in range(n): term = 1 / (2 * i + 1) self.total += term * sign sign *= -1 self.total *= 4 return self.total except Exception as e: ...
Consider following flower class. class Flower: def __init__(self, Fname, numberofpetals, Fprice): self.Fname = Fname self.numberofpetals =...
Consider following flower class. class Flower: def __init__(self, Fname, numberofpetals, Fprice): self.Fname = Fname self.numberofpetals = numberofpetals self.Fprice = Fprice def getName(self): return self.Fname def getPetalsCount(self): return self.numberofpetals def getPrice(self): return self.Fprice def setName(self, Fname): self.Fname = Fname def setPetalsCount(self, numberofpetals): self.numberofpetals = numberofpetals def setPrice(self, Fprice): self.Fprice = Fprice def main(): flower f, print("name = ", flower.getName()) flower.setName("jasmine") print("name = ", flower.getName()) main() Q. What is the statement to set an object flower with rose , 4 and price...
ill thumb up do your best python3 import random class CardDeck: class Card: def __init__(self, value):...
ill thumb up do your best
python3
import random
class CardDeck:
class Card:
def __init__(self, value):
self.value = value
self.next = None
def __repr__(self):
return "{}".format(self.value)
def __init__(self):
self.top = None
def shuffle(self):
card_list = 4 * [x for x in range(2, 12)] + 12 * [10]
random.shuffle(card_list)
self.top = None
for card in card_list:
new_card = self.Card(card)
new_card.next = self.top
self.top = new_card
def __repr__(self):
curr = self.top
out = ""
card_list = []
while curr is not None:...
PYTHON -------------------------------------------------------- class LinkedList: def __init__(self): self.__head = None self.__tail = None
PYTHON
--------------------------------------------------------
class LinkedList:
def __init__(self):
self.__head = None
self.__tail = None
self.__size = 0
# Return the head element in the list
def getFirst(self):
if self.__size ==
0:
return
None
else:
return
self.__head.element
# Return the last element in the list
def getLast(self):
if self.__size ==
0:
return
None
else:
return
self.__tail.element
# Add an element to the beginning of the
list
def addFirst(self, e):
newNode = Node(e) #
Create a new node
newNode.next =
self.__head # link...
class BinaryTree: def __init__(self, data, left=None, right=None): self.__data = data self.__left = left self.__right = right...
class BinaryTree:
def __init__(self, data, left=None, right=None):
self.__data = data
self.__left = left
self.__right = right
def insert_left(self, new_data):
if self.__left == None:
self.__left = BinaryTree(new_data)
else:
t = BinaryTree(new_data, left=self.__left)
self.__left = t
def insert_right(self, new_data):
if self.__right == None:
self.__right = BinaryTree(new_data)
else:
t = BinaryTree(new_data, right=self.__right)
self.__right = t
def get_left(self):
return self.__left
def get_right(self):
return self.__right
def set_data(self, data):
self.__data = data
def get_data(self):
return self.__data
def set_left(self, left):
self.__left = left
def set_right(self, right):
self.__right...
Write a program that does the following in Python Code: Write a new Class called Famous_Day_Born which is a subclass of Famous_Person. Add a method to calculate the day of the week the person was born...
Write a program that does the following in Python Code: Write a new Class called Famous_Day_Born which is a subclass of Famous_Person. Add a method to calculate the day of the week the person was born and print out all of the corresponding information using the overridden print method. Use the following code below as a starting point. ////////////////////////////////////////////////////// from datetime import datetime class Famous_Person(object): def __init__(self, last, first, month,day, year): self.last = last self.first = first self.month = month...
I am trying to create a ATM style bank program that accept the customer id ,...
I am trying to create a ATM style bank program that accept the customer id , in the welcoming panel ,but how do i make when the customer input their id# and click on the ok button then they have 3 or so tries to input the correct id# and if successful then send to the other panel where they choose which transaction to they want to make for example savings , checking account , make and deposit , and...
class Population: def __init__(self, m=0, n=0, k=0): # 1 self.m = m self.n = n self.k...
class Population: def __init__(self, m=0, n=0, k=0): # 1 self.m = m self.n = n self.k = k self.encounter = 0 bac = [] bac = bac + [1] * self.m + [2] * self.n + [3] * self.k self.bac = bac def plasmids(self): # 2 set = (self.m, self.n, self.k) return set def __str__(self): # 3 return "type I: {}, type II: {}, type III: {} (after {} encounters)".format(self.m, self.n, self.k, self.encounter) def __repr__(self): # 4 return "Population({}, {},...
class Node(object): def __init__(self, data, next=None): self.data = data self.next = next class List(object): def...
class Node(object): def __init__(self, data, next=None): self.data = data self.next = next class List(object): def __init__(self): self.head = None self.tail = None Implement the following functions for Linked List in Python and use the constructors above : Copy(lList) Builds and returns a copy of list ItemAt(List,i) Returns the data item at position i in list Pop(List,i=0) Remove item at position i in list. If i is not specified, it removes the first item in list Count(List,x) Returns the number...
COMPLETE THE _CONSTRUCT() AND CONSTRUCTTREE() FUNCTIONS class expressionTree: class treeNode: def __init__(self, value, lchild, rchild):...
COMPLETE THE _CONSTRUCT() AND CONSTRUCTTREE() FUNCTIONS class expressionTree: class treeNode: def __init__(self, value, lchild, rchild): self.value, self.lchild, self.rchild = value, lchild, rchild def __init__(self): self.treeRoot = None #utility functions for constructTree def mask(self, s): nestLevel = 0 masked = list(s) for i in range(len(s)): if s[i]==")": nestLevel -=1 elif s[i]=="(": nestLevel += 1 if nestLevel>0 and not (s[i]=="(" and nestLevel==1): masked[i]=" " return "".join(masked) def isNumber(self, expr): mys=s.strip() if len(mys)==0 or not isinstance(mys, str): print("type mismatch error: isNumber")...
ill thumb up do your best
python3
import random
class CardDeck:
class Card:
def __init__(self, value):
self.value = value
self.next = None
def __repr__(self):
return "{}".format(self.value)
def __init__(self):
self.top = None
def shuffle(self):
card_list = 4 * [x for x in range(2, 12)] + 12 * [10]
random.shuffle(card_list)
self.top = None
for card in card_list:
new_card = self.Card(card)
new_card.next = self.top
self.top = new_card
def __repr__(self):
curr = self.top
out = ""
card_list = []
while curr is not None:...
PYTHON
--------------------------------------------------------
class LinkedList:
def __init__(self):
self.__head = None
self.__tail = None
self.__size = 0
# Return the head element in the list
def getFirst(self):
if self.__size ==
0:
return
None
else:
return
self.__head.element
# Return the last element in the list
def getLast(self):
if self.__size ==
0:
return
None
else:
return
self.__tail.element
# Add an element to the beginning of the
list
def addFirst(self, e):
newNode = Node(e) #
Create a new node
newNode.next =
self.__head # link...
class BinaryTree:
def __init__(self, data, left=None, right=None):
self.__data = data
self.__left = left
self.__right = right
def insert_left(self, new_data):
if self.__left == None:
self.__left = BinaryTree(new_data)
else:
t = BinaryTree(new_data, left=self.__left)
self.__left = t
def insert_right(self, new_data):
if self.__right == None:
self.__right = BinaryTree(new_data)
else:
t = BinaryTree(new_data, right=self.__right)
self.__right = t
def get_left(self):
return self.__left
def get_right(self):
return self.__right
def set_data(self, data):
self.__data = data
def get_data(self):
return self.__data
def set_left(self, left):
self.__left = left
def set_right(self, right):
self.__right...
Most questions answered within 3 hours.
-
Can someone’s personality be classically conditioned? Why or why
not?
asked 3 minutes ago -
A 70g steam sample at 150C was converted to ice at
150C.Calculate the total amount of...
asked 6 minutes ago -
A stretched string has a mass per unit length of 3.91 g/cm and a
tension of...
asked 8 minutes ago -
QUESTION 1 (30 marks)
Jo-Anne just bought 200 bonds at a purchase price of R1 043.70...
asked 10 minutes ago -
•How many N atoms would be present in 0.378 moles of
N2O?
•2. If you have...
asked 12 minutes ago -
1. Answer A-D having to do with Ohm's Law:
A. What is the resistance of a...
asked 36 minutes ago -
Question :1 (40%, 8% per sub question)
A firm is evaluating two mutually exclusive projects that...
asked 49 minutes ago -
Acme Company insured its building on a replacement cost basis
for $700,000 under a property insurance...
asked 50 minutes ago -
Suppose 4.8 g of zinc is treated with 7.4 g of pure hydrogen
chloride. What is...
asked 58 minutes ago -
In an effort to cut down on garbage, Custodial Staff remove all
the garbage/recycling/compost cans from...
asked 59 minutes ago -
Access control is an important function in data security.
Specifically, tell me why access control is...
asked 1 hour ago -
In the "Go" button add 15 random numbers in the array using a
random number generator....
asked 1 hour ago