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7. The object feature is not inherited if set to private True False

7. The object feature is not inherited if set to private True False

Database System Concepts
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
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Please answer the following questions:

7. The object feature is not inherited if set to private True False 8. Which of the following will produce an error? * A subclass overriding a method from its superclass A subclass invoking the method of the superclass Writing the method implementation in an abstract method Writing the method implementation of a class' abstract method in its non-abstract subclass
Transcribed Image Text:7. The object feature is not inherited if set to private True False 8. Which of the following will produce an error? * A subclass overriding a method from its superclass A subclass invoking the method of the superclass Writing the method implementation in an abstract method Writing the method implementation of a class' abstract method in its non-abstract subclass
4. Shape is the superclass of Rectangle. Shape has "name" as its protected attribute. Shape and Rectangle belong in package shapes. Rectangle is imported in Main (in package demo) and instantiated. Which of the following CANNOT access the attribute "name"? * Members of Shape Members of Rectangle Members of Main Members of other classes in package shapes 5. Which modifier/s is/are used when you want the feature to be INHERITED regardless of which package the classes are placed (select all that apply) * public protected default All of the above 6. The keyword 'super' sole use is for calling superclass constructors. * True O False
Transcribed Image Text:4. Shape is the superclass of Rectangle. Shape has "name" as its protected attribute. Shape and Rectangle belong in package shapes. Rectangle is imported in Main (in package demo) and instantiated. Which of the following CANNOT access the attribute "name"? * Members of Shape Members of Rectangle Members of Main Members of other classes in package shapes 5. Which modifier/s is/are used when you want the feature to be INHERITED regardless of which package the classes are placed (select all that apply) * public protected default All of the above 6. The keyword 'super' sole use is for calling superclass constructors. * True O False
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