1. Use the Python to declare the following classes. Hint: Document is the parent class, and Bookand Email are child classes inheriting the document class.Document-authors : String[ ]-date : Date+getAuthors() : String[ ]+addAuthor(name) : void+getDate() : dateВookEMail-title : String-subject : String-to : String[ ]+getTitle() : String+getSubject() : String+getTo() : String[ ]2. Use O(n) to measure the following formular10000 + log (n) + nAnswer:• n? + nlog (n) + 5000 nAnswer:2 n20 + 2"Answer:

Please find the code for the given problem import datetime class Document: def __init__(self):…

1. Use the Python to declare the following classes. Hint: Document is the parent class, and Book and Email are child classes inheriting the document class. Document -authors : String[ ] -date : Date +getAuthors() : String[ ] +addAuthor(name) : void +getDate() : date Book EMail -title : String -subject : String -to : String[ ] +getTitle() : String +getSubject() : String +getTo() : String[ ] 2. Use O(n) to measure the following formular • 10000 + log (n) + n Answer: n² + nlog (n) + 5000 n Answer: 2 n20 + 2"

1. Use the Python to declare the following classes. Hint: Document is the parent class, and Book and Email are child classes inheriting the document class. Document -authors : String[ ] -date : Date +getAuthors() : String[ ] +addAuthor(name) : void +getDate() : date Book EMail -title : String -subject : String -to : String[ ] +getTitle() : String +getSubject() : String +getTo() : String[ ] 2. Use O(n) to measure the following formular • 10000 + log (n) + n Answer: n² + nlog (n) + 5000 n Answer: 2 n20 + 2"

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

See similar textbooks

Similar questions

1. Create the main method using pythone to test the classes. #Create the class personTypefrom matplotlib.pyplot import phase_spectrum class personType: #create the class constructor def __init__(self,fName,lName): #Initialize the data members self.fName = fName self.lName = lName #Method to access def getFName(self): return self.fName def getLName(self): return self.lName #Method to manipulate the data members def setFName(self,fName): self.fName = fName def setLName(self,lName): self.lName = lName #Create the class Doctor Type inherit from personTypeclass doctorType(personType): #Create the constructor for the doctorType class def __init__(self, fName, lName,speciality="unknown"): super().__init__(fName, lName) self.speciality = speciality #Methods to access def getSpeciality(self): return self.speciality #Methods to manipulate def setSpeciality(self,spc):…
#this is a python program #topic: OOP Design the Country class so that the code gives the expected output. [You are not allowed to change the code below] # Write your Class Code here country = Country() print('Name:',country.name) print('Continent:',country.continent) print('Capital:',country.capital) print('Fifa Ranking:',country.fifa_ranking) print('===================') country.name = “Belgium” country.continent = “Europe” country.capital = “Brussels” country.fifa_ranking = 1 print('Name:',country.name) print('Continent:',country.continent) print('Capital:',country.capital) print('Fifa Ranking:',country.fifa_ranking) Output: Name: Bangladesh Continent: Asia Capital: Dhaka Fifa Ranking: 187 =================== Name: Belgium Continent: Europe Capital: Brussels Fifa Ranking: 1
Create a class called Staff that has the following attributes: Staff String - FirstName String - LastName String - Department String - Title Integer - UIN Staff() Staff(FirstName, LastName, Department, Title, UIN) getFirstName() - String setFirstName(String) - void getLastName() - String setLastName(String) - void getDepartment() - String setDepartment(String) - void getTitle() - String setTitle(String) - void getUIN() - Integer setUIN(Integer) - void toString() - String compareTo(Staff) - Integer equals(Staff) - Boolean PreviousNext
class implementation file -- Rectangle.cpp class Rectangle { #include #include "Rectangle.h" using namespace std; private: double width; double length; public: void setWidth (double); void setLength (double) ; double getWidth() const; double getLength() const; double getArea () const; } ; // set the width of the rectangle void Rectangle::setWidth (double w) { width = w; } // set the length of the rectangle void Rectangle::setLength (double l) { length l; //get the width of the rectangle double Rectangle::getWidth() const { return width; // more member functions here
python: class Student:def __init__(self, first, last, gpa):self.first = first # first nameself.last = last # last nameself.gpa = gpa # grade point average def get_gpa(self):return self.gpa def get_last(self):return self.last class Course:def __init__(self):self.roster = [] # list of Student objects def add_student(self, student):self.roster.append(student) def course_size(self):return len(self.roster) # Type your code here if __name__ == "__main__":course = Course()course.add_student(Student('Henry', 'Nguyen', 3.5))course.add_student(Student('Brenda', 'Stern', 2.0))course.add_student(Student('Lynda', 'Robison', 3.2))course.add_student(Student('Sonya', 'King', 3.9)) student = course.find_student_highest_gpa()print('Top student:', student.first, student.last, '( GPA:', student.gpa,')')
true of false: a) The first step in any programming task is to start coding. b) The only places we would ever want to put a comment in our code are above a method and above a class.
Python: Bank Account
Python Write a program to make a class called parent that has the following features: sumame (String) and show method that shows surname. The program also makes a class called child that has the following feature: firstname (string), degree (string), and show method that shows firstname and degree. A test is class is required to allow a user to enter his/her names and degree.
JAVA PROGRAMDefine the classes (see attached photo)
C# Inhertance and Polymorphism. Add comments to make mme understand which is which. And display the vehicle/s. Thanks!
C#