How many total objects are created in the heap memory when the below code is executed (ignore automatic garbage collection)?

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
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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;
=
}
}
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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