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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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Question 15 2 pts Which XXX allows a collection of Vehicle objects to dynamically invoke drive() in Car and Boat ? public class Vehicle { XXX } public class Plane extends Vehicle { @Override public void drive() {...} public class Boat extends Vehicle { @Override public void drive(){...} public void drive(int miles) {...} O private void drive() {...} O public void drive() {...} O public void super.drive() {..} Next « Previous
Transcribed Image Text:Question 15 2 pts Which XXX allows a collection of Vehicle objects to dynamically invoke drive() in Car and Boat ? public class Vehicle { XXX } public class Plane extends Vehicle { @Override public void drive() {...} public class Boat extends Vehicle { @Override public void drive(){...} public void drive(int miles) {...} O private void drive() {...} O public void drive() {...} O public void super.drive() {..} Next « Previous
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