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what is the output?   public class testone { public static void main(String[]args) { Database mydata = new Database(); mydata.addRecord(8); mydata.addRecord(3); mydata.addRecord(10); System.out.println(mydata); } } class Database { private final Object Record; private Record public Database () { Record = new Record(0); } public void addRecord (int a) { Record rec = new Record(rec.getValue() + a); } public String toString() { String rec = null; return ""+rec; } } class Record { private int Value; public Record (int val) { Value = val; } public int getValue() { return Value; public String toString() { return "" + Value; } }

what is the output?   public class testone { public static void main(String[]args) { Database mydata = new Database(); mydata.addRecord(8); mydata.addRecord(3); mydata.addRecord(10); System.out.println(mydata); } } class Database { private final Object Record; private Record public Database () { Record = new Record(0); } public void addRecord (int a) { Record rec = new Record(rec.getValue() + a); } public String toString() { String rec = null; return ""+rec; } } class Record { private int Value; public Record (int val) { Value = val; } public int getValue() { return Value; public String toString() { return "" + Value; } }

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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what is the output?

 

public class testone {
public static void main(String[]args) {
Database mydata = new Database();
mydata.addRecord(8);
mydata.addRecord(3);
mydata.addRecord(10);
System.out.println(mydata);
}
}
class Database
{
private final Object Record;
private Record
public Database () {
Record = new Record(0);
}
public void addRecord (int a)
{
Record rec = new Record(rec.getValue() + a);
}

public String toString()
{
String rec = null;
return ""+rec;
}
}
class Record
{
private int Value;
public Record (int val)
{
Value = val;
}
public int getValue()
{
return Value;
public String toString()
{
return "" + Value;

}
}

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