Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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(java)

question 6

 

How many total objects are created in the heap memory when the below code is executed (ignore automatic garbage collection)? public class Dog { private String name; private double weight; public Dog() { "No name"; -1; name = weight } = public Dog(String name, double weight) { this.name = name; this.weight = weight; } public Dog (String name) { this.name = name; } public static void main(String[] args) { Dog d1 = new Dog("Fluffy", 12); Dog d2 = new Dog("Fido"); Dog d3 Dog d4 d4 d2; = new Dog(); = d1; = } }
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Transcribed Image Text:How many total objects are created in the heap memory when the below code is executed (ignore automatic garbage collection)? public class Dog { private String name; private double weight; public Dog() { "No name"; -1; name = weight } = public Dog(String name, double weight) { this.name = name; this.weight = weight; } public Dog (String name) { this.name = name; } public static void main(String[] args) { Dog d1 = new Dog("Fluffy", 12); Dog d2 = new Dog("Fido"); Dog d3 Dog d4 d4 d2; = new Dog(); = d1; = } }
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