Starting Out with Python (4th Edition)
4th Edition
ISBN: 9780134444321
Author: Tony Gaddis
Publisher: PEARSON
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Chapter 10.3, Problem 12CP
What is an instance attribute?
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What is Attribute inheritance and its importance
A Person class has four attributes SSN, age, gender, and address. Normally, SSN and gender are not expected to be changed after the values are set for a person object. What design pattern can make this feasible?
Problem You want to create a new kind of instance attribute type with some extra functionality, such as type checking.
Chapter 10 Solutions
Starting Out with Python (4th Edition)
Ch. 10.1 - What is an object?Ch. 10.1 - Prob. 2CPCh. 10.1 - Why is an object's internal data usually hidden...Ch. 10.1 - What are public methods? What are private methods?Ch. 10.2 - You hear someone make the following comment: "A...Ch. 10.2 - In this chapter, we use the metaphor of a cookie...Ch. 10.2 - What is the purpose of the _ _init_ _ method? When...Ch. 10.2 - Prob. 8CPCh. 10.2 - In a Python class, how do you hide an attribute...Ch. 10.2 - What is the purpose of the _ _str_ _ method?
Ch. 10.2 - Prob. 11CPCh. 10.3 - What is an instance attribute?Ch. 10.3 - Prob. 13CPCh. 10.3 - What is an accessor method? What is a mutator...Ch. 10.4 - Prob. 15CPCh. 10.4 - Prob. 16CPCh. 10.4 - When designing an object-oriented application, who...Ch. 10.4 - How do you identify the potential classes in a...Ch. 10.4 - What are a classs responsibilities?Ch. 10.4 - What two question should you ask to determine a...Ch. 10.4 - Will all of a class's action always be directly...Ch. 10 - The _______ programming practice is centered on...Ch. 10 - The ___________ programming practice is centered...Ch. 10 - A(n) _____ is a component of a class that...Ch. 10 - Prob. 4MCCh. 10 - By doing this, you can hide a classs attribute...Ch. 10 - Prob. 6MCCh. 10 - A(n) ________ method stores a value in a data...Ch. 10 - Prob. 8MCCh. 10 - If a class has a method named _ _str_ _ , which of...Ch. 10 - A set of standard diagrams for graphically...Ch. 10 - In one approach to identifying the classes in a...Ch. 10 - Prob. 12MCCh. 10 - The practice of procedural programming is centered...Ch. 10 - Object reusability has been a factor in the...Ch. 10 - It is a common practice in object-oriented...Ch. 10 - Prob. 4TFCh. 10 - Starting an attribute name with two underscores...Ch. 10 - You cannot directly call the _ _ str _ _ method.Ch. 10 - One way to find the classes needed for an...Ch. 10 - Prob. 1SACh. 10 - Why should an object's data attributes be hidden...Ch. 10 - What is the difference between a class and an...Ch. 10 - The following statement calls an object's method....Ch. 10 - Prob. 5SACh. 10 - In a Python class, how do you hide an attribute...Ch. 10 - Prob. 7SACh. 10 - Suppose my_car is the name of a variable that...Ch. 10 - Prob. 2AWCh. 10 - Look at the following description of a problem...Ch. 10 - Pet Class The Pet class Write a class named Pet,...Ch. 10 - Car Class Write a class named Car that has the...Ch. 10 - Personal Information Class Design a class that...Ch. 10 - Employee Class Write a class named Employee that...Ch. 10 - RetailItem Class Write a class named RetailItem...Ch. 10 - Patient Charges Write a class named Patient that...Ch. 10 - Employee Management System This exercise assumes...Ch. 10 - Cash Register This exercise assumes you have...Ch. 10 - Trivia Game In this programming exercise, you will...
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- There are several factors to take into account while discussing attribute inheritance.arrow_forwardProblem You want an instance to delegate attribute access to an internally held instance possibly as an alternative to inheritance or in order to implement a proxy.arrow_forwardAdd boundary, control, and entity classes. Please explain additions.arrow_forward
- Explain how subclasses that are not subtypes can be generated.arrow_forwardWhat is the relationship between Student and Schedule? A.- Dependency B - Generalization(Inheritance) C - Association D - Composition E - Aggregation F - No relationship existsarrow_forwardWhat exactly is a problem domain?arrow_forward
- A class named Person having A protected attribute name as string. A protected attribute cnic as int. A private attribute address as string A private attribute fatherName as string. A parametrized constructor that assigns provided values to all the attributes. A Teacher class that is-a Person as well, has A private attribute Id. A parametrized constructor that assigns Id, name, cnic, address, fatherName. (You should call super constructor to assign values for Person) A class named Course has A private attribute String courseName A private attribute Teacher teacher A private attribute double marks. (min: 0 and max 100) A private attribute int creditHours A private attribute char grade A private attribute double GPA A parameterized constructor to initialize attributes courseName, creditHours and marks, this constructor should also calculate grade and GPA, according to the grading policy defined in table below: Latter Grade Percentage Gpa A 80-100 4 B 70-75 3 C 60-69 2…arrow_forwardA Person class has four attributes SSN, age, gender, and address. Normally, SSN and gender are not expected to be changed after the values are set for a person object. What design pattern can make this feasible? Also, Show the UML class diagram for this Person class.arrow_forwardImplement the class below in python3 Instance Attributes and Properties Protect the data to ensure encapsulation. Implement properties for al instance attributes unless noted.arrow_forward
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