1. Find the statement that causes the compilation error. 2. Determine the output if that statement is removed.

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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1. Find the statement that causes the compilation error.
2. Determine the output if that statement is removed.
class A {
public void test() {
System.out.print("A");
}
public class C extends A {
public void test() {
System.out.print("C");
public static void main(String[] args) {
A b1 = new A();
A b2 = new C();
(A)b2;
A b3 = (B)b2;
b1.test();
b2.test();
}
}
class B extends A {
public void test() {
System.out.print("B");
}
b1 =
Transcribed Image Text:1. Find the statement that causes the compilation error. 2. Determine the output if that statement is removed. class A { public void test() { System.out.print("A"); } public class C extends A { public void test() { System.out.print("C"); public static void main(String[] args) { A b1 = new A(); A b2 = new C(); (A)b2; A b3 = (B)b2; b1.test(); b2.test(); } } class B extends A { public void test() { System.out.print("B"); } b1 =
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