iven a Card class, implement a subclass called IDCard class. public class Card

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

Given a Card class, implement a subclass called IDCard class.

public class Card

{

private String name;

public Card(String n) {

name = n;

}

public String format() {

return "Card holder: " + name;

}

}

public class IDCard

{

private String IDNumber;

public IDCard(String n, String id)

{

// your code goes here

}

// overriding method

public String format()

{

// your code goes here

}

}

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