Big Java, Binder Ready Version: Early Objects
Big Java, Binder Ready Version: Early Objects
6th Edition
ISBN: 9781119056447
Author: Cay S. Horstmann
Publisher: WILEY
Expert Solution & Answer
Book Icon
Chapter 10, Problem 3RE

a.

Explanation of Solution

c = i;

The given statement requires a cast.

Explanation:

  • An object of a class can be referred by the reference of an interface which is implemented by the class.
  • When the programmer stores an object in an interface reference, it is necessary to cast from interface to classes.
  • The cast notation is used to cast from interfaces to classes...

b.

Explanation of Solution

j= c;

The given statement does not require a cast.

Explanation:

  • When the programmer stores an object in an interface reference, it is necessary to cast from interface to classes.
  • The cast notation is used to cast from interfaces to classes...

c.

Explanation of Solution

i = j;

The given statement requires a cast.

Explanation:

  • An object of a class can be referred by the reference of an interface which is implemented by the class.
  • When the programmer stores an object in an interface reference, it is necessary to cast from interface to classes.
  • The cast notation is used to cast from interfaces to classes...

Blurred answer

Chapter 10 Solutions

Big Java, Binder Ready Version: Early Objects

Ch. 10.3 - Prob. 11SCCh. 10.3 - Prob. 12SCCh. 10.3 - Prob. 13SCCh. 10.3 - Write a method max that finds the larger of any...Ch. 10.3 - Write a call to the method of Self Check 14 that...Ch. 10.4 - Suppose you want to use the average method of...Ch. 10.4 - Prob. 17SCCh. 10.4 - Prob. 18SCCh. 10.4 - Write a method max with three arguments that finds...Ch. 10.4 - Write a call to the method of Self Check 19 that...Ch. 10.5 - Why would you use an inner class instead of a...Ch. 10.5 - When would you place an inner class inside a class...Ch. 10.5 - How many class files are produced when you compile...Ch. 10.6 - Why is it necessary that the real class and the...Ch. 10.6 - Why is the technique of mock objects particularly...Ch. 10.7 - Prob. 26SCCh. 10.7 - Prob. 27SCCh. 10.7 - Prob. 28SCCh. 10.7 - Prob. 29SCCh. 10.7 - If an inner class accesses a local variable from a...Ch. 10.8 - Prob. 31SCCh. 10.8 - Prob. 32SCCh. 10.9 - Prob. 33SCCh. 10.9 - Prob. 34SCCh. 10.10 - Prob. 35SCCh. 10.10 - Why must the MousePressListener class supply five...Ch. 10 - Prob. 1RECh. 10 - Prob. 2RECh. 10 - Prob. 3RECh. 10 - Prob. 4RECh. 10 - Prob. 5RECh. 10 - The classes Rectangle2D.Double, Ellipse2D.Double,...Ch. 10 - Suppose r contains a reference to a new...Ch. 10 - Classes such as Rectangle2D. Double,...Ch. 10 - Prob. 9RECh. 10 - What happens if you try to use an array of String...Ch. 10 - Prob. 11RECh. 10 - What happens if you pass an array of strings and...Ch. 10 - Consider this top-level and inner class. Which...Ch. 10 - What happens when an inner class tries to access a...Ch. 10 - Prob. 15RECh. 10 - Prob. 16RECh. 10 - Prob. 17RECh. 10 - What is the difference between an ActionEvent and...Ch. 10 - Prob. 19RECh. 10 - Prob. 20RECh. 10 - Prob. 21RECh. 10 - Prob. 22RECh. 10 - Prob. 23RECh. 10 - Prob. 24RECh. 10 - Add a method public static Measurable...Ch. 10 - Prob. 2PECh. 10 - A person has a name and a height in centimeters....Ch. 10 - Add static methods largest and smallest to the...Ch. 10 - In the Sequence interface of Worked Example 10.1,...Ch. 10 - In Worked Example 10.1, add a default...Ch. 10 - In Worked Example 10.1, make the process method a...Ch. 10 - Add a method to the Data class that returns the...Ch. 10 - Prob. 9PECh. 10 - Modify the Coin class from Chapter 8 to have it...Ch. 10 - Repeat Exercise E10.9, making the Measurer into an...Ch. 10 - Repeat Exercise E10.9, making the Measurer an...Ch. 10 - Implement a class Bag that stores items...Ch. 10 - Prob. 14PECh. 10 - Reimplement Exercise E10.14 where the grid is...Ch. 10 - Prob. 16PECh. 10 - Enhance the ButtonViewer program so that it prints...Ch. 10 - Prob. 18PECh. 10 - Prob. 19PECh. 10 - Prob. 20PECh. 10 - Prob. 21PECh. 10 - Prob. 22PECh. 10 - Prob. 23PECh. 10 - Reimplement the program in Section 10.7.2,...Ch. 10 - Prob. 25PECh. 10 - Prob. 26PECh. 10 - Prob. 27PECh. 10 - Prob. 28PECh. 10 - Prob. 29PECh. 10 - Prob. 30PECh. 10 - Prob. 1PPCh. 10 - Write a class PrimeSequence that implements the...Ch. 10 - Prob. 3PPCh. 10 - Prob. 4PPCh. 10 - Prob. 5PPCh. 10 - Prob. 6PPCh. 10 - Prob. 7PPCh. 10 - Prob. 8PPCh. 10 - Prob. 9PPCh. 10 - Prob. 10PPCh. 10 - Prob. 11PPCh. 10 - Prob. 12PPCh. 10 - Prob. 13PPCh. 10 - Prob. 14PPCh. 10 - Prob. 15PPCh. 10 - Prob. 16PPCh. 10 - Prob. 17PPCh. 10 - Prob. 18PPCh. 10 - Prob. 19PPCh. 10 - Prob. 20PPCh. 10 - Prob. 21PPCh. 10 - Prob. 22PPCh. 10 - Prob. 23PPCh. 10 - Prob. 24PPCh. 10 - Prob. 25PPCh. 10 - Prob. 26PPCh. 10 - Prob. 27PP
Knowledge Booster
Background pattern image
Recommended textbooks for you
Text book image
Database System Concepts
Computer Science
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:McGraw-Hill Education
Text book image
Starting Out with Python (4th Edition)
Computer Science
ISBN:9780134444321
Author:Tony Gaddis
Publisher:PEARSON
Text book image
Digital Fundamentals (11th Edition)
Computer Science
ISBN:9780132737968
Author:Thomas L. Floyd
Publisher:PEARSON
Text book image
C How to Program (8th Edition)
Computer Science
ISBN:9780133976892
Author:Paul J. Deitel, Harvey Deitel
Publisher:PEARSON
Text book image
Database Systems: Design, Implementation, & Manag...
Computer Science
ISBN:9781337627900
Author:Carlos Coronel, Steven Morris
Publisher:Cengage Learning
Text book image
Programmable Logic Controllers
Computer Science
ISBN:9780073373843
Author:Frank D. Petruzella
Publisher:McGraw-Hill Education