Introduction to Java Programming and Data Structures, Comprehensive Version (11th Edition)
11th Edition
ISBN: 9780134670942
Author: Y. Daniel Liang
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 16.4, Problem 16.4.1CP
What is the output of the following code?
public class Test {
public static void main(String[] args) {
Test test = new Test();
test.new B().start();
}
class A {
public void start() {
System.out.println(getP());
}
public int getP() {
return 1;
}
}
class B extends A {
public int getP() {
return 2 + super.getP();
}
}
}
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
What is wrong in the following method in JAVA?public class Test {public static void main(String[] args) {xMethod(1234567);}public static void xMethod(double n) {if (n != 0) {System.out.print(n);xMethod(n / 10);}}}
JAVA
Determine the output for the following code
public class Beta extends Baap
{
public int h = 44;
public int getH( )
{
System.out.println("Beta " + h);
return h;
}
public static void main(String[ ] args)
{
Baap b = new Beta();
System.out.println(b.h + " " + b.getH( ));
Beta bb = (Beta) b;
System.out.println(bb.h + " " + bb.getH( ));
}
}
public class Baap
{
public int h = 4;
public int getH( )
{
System.out.println("Baap " + h);
return h;
}
}
Using Jcreator, open, compile, and run java and observe its runtime. Write your observation regarding how encapsulation works for the program and the data it processed. Limit your paper to a single paragraph with at least 50 words or five (5) sentences.
Source code:
public class EncapTest { private String name; private String idNum; private int age;
public int getAge() { return age; }
public String getName() { return name; }
public String getIdNum() { return idNum; }
public void setAge( int newAge) { age = newAge; }
public void setName(String newName) { name = newName; }
public void setIdNum( String newId) { idNum = newId; }}
public class RunEncap {
public static void main(String args[]) { EncapTest encap = new EncapTest(); encap.setName("James"); encap.setAge(20); encap.setIdNum("12343ms");
System.out.print("Name : " + encap.getName() + " Age : " + encap.getAge()); }}
Chapter 16 Solutions
Introduction to Java Programming and Data Structures, Comprehensive Version (11th Edition)
Ch. 16.2 - Prob. 16.2.1CPCh. 16.2 - Prob. 16.2.2CPCh. 16.2 - Prob. 16.2.3CPCh. 16.2 - Prob. 16.2.4CPCh. 16.3 - How do you create a button with a text and a node?...Ch. 16.3 - Prob. 16.3.2CPCh. 16.3 - Prob. 16.3.3CPCh. 16.4 - What is the output of the following code? public...Ch. 16.4 - Prob. 16.4.2CPCh. 16.4 - Prob. 16.4.3CP
Ch. 16.4 - Prob. 16.4.4CPCh. 16.5 - Prob. 16.5.1CPCh. 16.5 - Can you apply all the methods for Labeled to...Ch. 16.5 - Prob. 16.5.3CPCh. 16.5 - Prob. 16.5.4CPCh. 16.6 - Prob. 16.6.1CPCh. 16.6 - Can you apply all the methods for TextInputControl...Ch. 16.6 - Prob. 16.6.3CPCh. 16.6 - Prob. 16.6.4CPCh. 16.7 - Prob. 16.7.1CPCh. 16.7 - Prob. 16.7.2CPCh. 16.7 - Prob. 16.7.3CPCh. 16.7 - Prob. 16.7.4CPCh. 16.8 - Prob. 16.8.1CPCh. 16.8 - Prob. 16.8.2CPCh. 16.8 - Prob. 16.8.3CPCh. 16.8 - Prob. 16.8.4CPCh. 16.9 - Prob. 16.9.1CPCh. 16.9 - Prob. 16.9.2CPCh. 16.9 - Prob. 16.9.3CPCh. 16.9 - How do you obtain the selected items and selected...Ch. 16.10 - Prob. 16.10.1CPCh. 16.10 - Prob. 16.10.2CPCh. 16.10 - Prob. 16.10.3CPCh. 16.11 - Prob. 16.11.1CPCh. 16.11 - Prob. 16.11.2CPCh. 16.11 - Prob. 16.11.3CPCh. 16.12 - Prob. 16.12.1CPCh. 16.12 - Prob. 16.12.2CPCh. 16.12 - How does the program check whether a player wins?...Ch. 16.13 - Prob. 16.13.1CPCh. 16.13 - Prob. 16.13.2CPCh. 16.13 - Prob. 16.13.3CPCh. 16.14 - Prob. 16.14.1CPCh. 16.14 - Prob. 16.14.2CPCh. 16 - Prob. 16.1PECh. 16 - Prob. 16.2PECh. 16 - (Traffic lights) Write a program that simulates a...Ch. 16 - (Create a miles/kilometers converter) Write a...Ch. 16 - (Convert numbers) Write a program that converts...Ch. 16 - (Demonstrate TextField properties) Write a program...Ch. 16 - Prob. 16.7PECh. 16 - (Geometry: two circles intersect?) Write a program...Ch. 16 - (Geometry: two rectangles intersect?) Write a...Ch. 16 - (Text viewer) Write a program that displays a text...Ch. 16 - (Create a histogram for occurrences of letters)...Ch. 16 - Prob. 16.12PECh. 16 - (Compare loans with various interest rates)...Ch. 16 - (Select a font) Write a program that can...Ch. 16 - (Demonstrate Label properties) Write a program to...Ch. 16 - Prob. 16.16PECh. 16 - Prob. 16.17PECh. 16 - (Simulation a running fan) Rewrite Programming...Ch. 16 - Prob. 16.19PECh. 16 - Prob. 16.20PECh. 16 - (Count-down stopwatch) Write a program that allows...Ch. 16 - (Play, loop, and stop a sound clip) Write a...Ch. 16 - (Racing cars) Write a program that simulates four...Ch. 16 - (Slide show) Programming Exercise 15.30 developed...Ch. 16 - Prob. 16.29PECh. 16 - (Pattern recognition: consecutive four equal...Ch. 16 - (Game: connect four) Programming Exercise 8.20...
Additional Engineering Textbook Solutions
Find more solutions based on key concepts
Show how to use the constructor of the fstream class to open a file for input without having to call the open f...
Starting Out with C++: Early Objects (9th Edition)
Add a method called prompt to the TicketMachine class. This should have a void return type and take no paramete...
Objects First with Java: A Practical Introduction Using BlueJ (6th Edition)
Square Display Write a program that asks the user for a positive integer no greater than 15. The program should...
Starting Out with Java: Early Objects (6th Edition)
Consider the adage Never ask a question for which you do not want the answer. a. Is following that adage ethica...
Experiencing MIS
How would you change the program in Listing 1.2 so that the face frowns (Hint: Turn the smile upside down by ch...
Java: An Introduction to Problem Solving and Programming (8th Edition)
In Exercises 71 and 72, write a statement to carry out the task. Pop up a message dialog box with "Taking Risks...
Introduction to Programming Using Visual Basic (10th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.Similar questions
- Consider the following piece of code: public static void main(String[] args) { BankAccount a = new BankAccount(500); BankAccount b = new BankAccount(a.getBalance()); BankAccount c = a; Identify all of the expressions that are true: a)(a.equals(500)) b)(a.equals(b)) c)(a == 500) d)(a == b) e)(a == c) f)(a.getBalance() == 500) g)(a.getBalance() == b.getBalance())arrow_forwardpublic class Myclass{ private static int count=0; private int x; //} public Myclass(int i) { x=i; } public void incrementCount(){ count++; } public void printX(){ System.out.println("Value of x : "+ x); } public static void printCount(){ System.out.println("Value of Count : "+count); } } public class MyclassDemo{public static void main(String[] args){ Myclass myObject1 = new Myclass(5); Myclass myObject2 = new Myclass(7); }} what is the outputof the following java code? (Assume that following statements are written inside main) g) my Object1.setX(14); output: h) myObject1.incrementCount(); output: i) myObject1.printX(); output: j) myObject1.printCount(); output: k) myObject2.printCount(); output:arrow_forwardThe StringBuilder class is providedin the Java library. Provide your own implementation for the following methods(name the new class MyStringBuilder2):public MyStringBuilder2();public MyStringBuilder2(char[] chars);public MyStringBuilder2(String s);public MyStringBuilder2 insert(int offset, MyStringBuilder2 s);public MyStringBuilder2 reverse();public MyStringBuilder2 substring(int begin);public MyStringBuilder2 toUpperCase();arrow_forward
- Identify errors from the following program and correct them. import java.swing.*; import java.awt.*; public class Cake extends Panel { public final double CREAM_CHEESE = 0.50 public final double BUTTER = 0.25; public final double PEACH_JELLY = 0.75; public final double BLUEBERRY_JAM = 0.75; private JCheckBox creamCheese; private JCheckBox butter; private JCheckBox peachJelly; private JCheckBox blueberryJam; public Cake() { setLayout new GridLayout(4, 1)); creamCheese = new JCheckBox("Cream cheese"); butter = new JCheckBox("Butter"); peachJelly = new JCheckBox("Peach jelly"); blueberryJam = new JCheckBox("Blueberry jam"); setBorder(BorderFactory.createTitledBorder("Cake Decorations")); add(creamCheese); add(butter); add(peachJelly); add(blueberryJam); } public double getDecorationCosts() { double decorationCosts = 0; if (creamCheese.isSelected()) decorationCosts += CREAM_CHEESE; if (butter.isSelected()) decorationCosts += BUTTER; if (peachJelly.isSelected())…arrow_forwardWhat is output of executing the following class? public class Test { int x; static int y; public Test( ) { x++; y++; } public static void main(String[] args) { Test t1 = new Test(); Test t2 = new Test(); System.out.println("t1.x is " + t1.x); System.out.println("t1.y is " + t1.y); System.out.println("t2.x is " + t2.x); System.out.println("t2.y is " + t2.y); } }arrow_forwardWrite the Java program: Make sure to have proper code indentation. Code: class Main { public static void main(String[] args) { Tile t1, t2, t3, t4, t5; int totalValue; t1 = new Tile('H', 4); t2 = new Tile('E', 1); t3 = new Tile('L', 1); t4 = new Tile('L', 1); t5 = new Tile('O', 1); totalValue = t1.getValue() + t2.getValue() + t3.getValue() + t4.getValue() + t5.getValue(); System.out.print("The word "); System.out.print(t1.getLetter()); System.out.print(t2.getLetter()); System.out.print(t3.getLetter()); System.out.print(t4.getLetter()); System.out.print(t5.getLetter()); System.out.println(" is worth " + totalValue + " points"); if(t4.equals(t3)) { System.out.print("It has two of these: "); System.out.println(t4); } else { System.out.print("Error: " + t3.toString() + " and ");System.out.println(t4.toString() + " aren't equal."); } }} /* SAMPLE OUTPUT The word HELLO is worth 8 pointsIt…arrow_forward
- public class Soru32{ // Returns length of LCS for X[0..m-1], Y[0..n-1] static void lcs(String X, String Y, int m, int n) { int[][] L = new int[m+1][n+1]; // Following steps build L[m+1][n+1] in bottom up fashion. Note // that L[i][j] contains length of LCS of X[0..i-1] and Y[0..j-1] for (int i=0; i<=m; i++) { for (int j=0; j<=n; j++) { if (i == 0 || j == 0) L[i][j] = 0; else if (X.charAt(i-1) == Y.charAt(j-1)) L[i][j] = L[i-1][j-1] + 1; else L[i][j] = Math.max(L[i-1][j], L[i][j-1]); } } // Following code is used to print LCS int index = L[m][n]; int temp = index; // Create a character array to store the lcs string char[] lcs = new char[index+1]; lcs[index] = '\u0000'; // Set the terminating character // Start from the right-most-bottom-most…arrow_forwardpublic class Soru32{ // Returns length of LCS for X[0..m-1], Y[0..n-1] static void lcs(String X, String Y, int m, int n) { int[][] L = new int[m+1][n+1]; // Following steps build L[m+1][n+1] in bottom up fashion. Note // that L[i][j] contains length of LCS of X[0..i-1] and Y[0..j-1] for (int i=0; i<=m; i++) { for (int j=0; j<=n; j++) { if (i == 0 || j == 0) L[i][j] = 0; else if (X.charAt(i-1) == Y.charAt(j-1)) L[i][j] = L[i-1][j-1] + 1; else L[i][j] = Math.max(L[i-1][j], L[i][j-1]); } } // Following code is used to print LCS int index = L[m][n]; int temp = index; // Create a character array to store the lcs string char[] lcs = new char[index+1]; lcs[index] = '\u0000'; // Set the terminating character // Start from the right-most-bottom-most…arrow_forwardThis is my question and this is the code in lab 2The 1's are replaced with an E public class 1xam { private int day; private int month; private int year; private int hour; private int minutes; private double maxMarks; private final String type; private final int order; private static int lab1xamCounter = 0; private static int midterm1xamCounter = 0; public static final String LAB_1XAM = "Lab 1xam"; public static final String MIDTERM_1XAM = "Midterm 1xam"; public static final String FINAL_1XAM = "Final 1xam"; public 1xam(String type) { this (type, 0, 0, 0, 0, 0, 0); } public 1xam(String type, double maxMarks) { this (type, maxMarks, 0, 0, 0, 0, 0); } public 1xam(String type, double maxMarks, int day, int month, int year) { this (type, maxMarks, day, month, year, 0, 0); } public 1xam(1xam other) { this (other.getType(), other.getMaxMarks(), other.getDay(), other.getMonth(), other.getYear(), other.getHour(), other.getMinutes()); } public 1xam(String type, double maxMarks,…arrow_forward
- The following is in Java: public class MyClass { private int x; private double y; public static void setValues(int a, double b) { x = a; y = b; } } 1) What is the problem? 2) In a few sentences how can the issue be fixed?arrow_forwardWrite a java program with method overloading. use method findperimeter(int a) findperimeter(int a, int b) findperimeter(int a, int b, int c)arrow_forwardWhat gets printed when the following program is compiled and run? class xyz { public static void main(String args[]) { int i,j,k; for (i = 0; i < 3; i++) { for(j=1; j < 4; j++) { for(k=2; k<5; k++) { if((i == j) && (j==k)) System.out.println(i); }}}}} a: 0 b: 1 c: 2 d: 3arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Database System ConceptsComputer ScienceISBN:9780078022159Author:Abraham Silberschatz Professor, Henry F. Korth, S. SudarshanPublisher:McGraw-Hill EducationStarting Out with Python (4th Edition)Computer ScienceISBN:9780134444321Author:Tony GaddisPublisher:PEARSONDigital Fundamentals (11th Edition)Computer ScienceISBN:9780132737968Author:Thomas L. FloydPublisher:PEARSON
- C How to Program (8th Edition)Computer ScienceISBN:9780133976892Author:Paul J. Deitel, Harvey DeitelPublisher:PEARSONDatabase Systems: Design, Implementation, & Manag...Computer ScienceISBN:9781337627900Author:Carlos Coronel, Steven MorrisPublisher:Cengage LearningProgrammable Logic ControllersComputer ScienceISBN:9780073373843Author:Frank D. PetruzellaPublisher:McGraw-Hill Education
Database System Concepts
Computer Science
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:McGraw-Hill Education
Starting Out with Python (4th Edition)
Computer Science
ISBN:9780134444321
Author:Tony Gaddis
Publisher:PEARSON
Digital Fundamentals (11th Edition)
Computer Science
ISBN:9780132737968
Author:Thomas L. Floyd
Publisher:PEARSON
C How to Program (8th Edition)
Computer Science
ISBN:9780133976892
Author:Paul J. Deitel, Harvey Deitel
Publisher:PEARSON
Database Systems: Design, Implementation, & Manag...
Computer Science
ISBN:9781337627900
Author:Carlos Coronel, Steven Morris
Publisher:Cengage Learning
Programmable Logic Controllers
Computer Science
ISBN:9780073373843
Author:Frank D. Petruzella
Publisher:McGraw-Hill Education
6 Stages of UI Design; Author: DesignerUp;https://www.youtube.com/watch?v=_6Tl2_eM0DE;License: Standard Youtube License