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
Concept explainers
Videos
Textbook Question
Chapter 6.8, Problem 6.8.2CP
What is wrong in the following
public class Test {
public static void method(int x)
}
public static int method(int y) {
return y ;
}
}
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Examine the following method header; then write an example call to the method. private void ShowValue()
Find the error of the following method definition:
public static void timesTwo( int x, int y)
{
int sum=x + y;
return sum;
}
What is the error in the code below?
public class Test {
public static int calcProfit (int x)
{
// method body omitted to save space
} public static int calcProfit (int y)
{
// method body omitted to save space
}
}
Chapter 6 Solutions
Introduction to Java Programming and Data Structures, Comprehensive Version (11th Edition)
Ch. 6.4 - What are the benefits of using a method?Ch. 6.4 - Prob. 6.4.2CPCh. 6.4 - How do you simplify the max method in Listing 6.1...Ch. 6.4 - Prob. 6.4.4CPCh. 6.4 - Prob. 6.4.5CPCh. 6.4 - Prob. 6.4.6CPCh. 6.4 - Prob. 6.4.7CPCh. 6.4 - Write method headers (not the bodies) for the...Ch. 6.4 - Identify and correct the errors in the following...Ch. 6.4 - Prob. 6.4.10CP
Ch. 6.5 - Prob. 6.5.1CPCh. 6.5 - Identify and correct the errors in the following...Ch. 6.5 - Prob. 6.5.3CPCh. 6.5 - Prob. 6.5.4CPCh. 6.6 - Prob. 6.6.1CPCh. 6.6 - Prob. 6.6.2CPCh. 6.7 - What is hexCharToDecimal ( B)) ? What is...Ch. 6.8 - What is method overloading? Is it permissible to...Ch. 6.8 - What is wrong in the following program? public...Ch. 6.8 - Given two method definitions, public static double...Ch. 6.9 - Prob. 6.9.1CPCh. 6.9 - What is the scope of a local variable?Ch. 6 - (Math: pentagonal numbers) A pentagonal number is...Ch. 6 - (Sum the digits in an integer) Write a method that...Ch. 6 - (Palindrome integer) Write the methods with the...Ch. 6 - (Display an integer reversed) Write a method with...Ch. 6 - (Sort three numbers) Write a method with the...Ch. 6 - (Display patterns) Write a method to display a...Ch. 6 - (Financial application: compute the future...Ch. 6 - (Conversions between Celsius and Fahrenheit) Write...Ch. 6 - Prob. 6.9PECh. 6 - (Use the isPrime Method) Listing 6.7,...Ch. 6 - (Financial application: compute commissions) Write...Ch. 6 - (Display characters) Write a method that prints...Ch. 6 - (Sum series) Write a method to compute the...Ch. 6 - (Estimate ) can be computed using the following...Ch. 6 - (Financial application: print a tax table) Listing...Ch. 6 - Prob. 6.16PECh. 6 - Sections 6.10 and 6.11 6.17 (Display matrix of 0s...Ch. 6 - (Check password) Some Websites impose certain...Ch. 6 - (Triangles) Implement the following two methods: /...Ch. 6 - (Count the letters in a string) Write a method...Ch. 6 - (Phone keypads) The international standard...Ch. 6 - (Math: approximate the square root) There are...Ch. 6 - (Occurrences of a specified character) Write a...Ch. 6 - (Display current date and time) Listing 2.7,...Ch. 6 - Prob. 6.25PECh. 6 - (Palindromic prime) A palindromic prime is a prime...Ch. 6 - (Emirp) An emirp (prime spelled backward) is a...Ch. 6 - (Mersenne prime) A prime number is called a...Ch. 6 - (Twin primes) Twin primes are a pair of prime...Ch. 6 - (Game: craps) Craps is a popular dice game played...Ch. 6 - (Financial: credit card number validation) Credit...Ch. 6 - (Game: chance of winning at craps) Revise...Ch. 6 - (Current date and time) Invoking System....Ch. 6 - (Print calendar) Programming Exercise 3.21 uses...Ch. 6 - (Geometry: area of a pentagon) The area of a...Ch. 6 - (Geometry: area of a regular polygon) A regular...Ch. 6 - (Format an integer) Write a method with the...Ch. 6 - (Generate random characters) Use the methods in...Ch. 6 - (Geomentry: point position) Programming Exercise...
Additional Engineering Textbook Solutions
Find more solutions based on key concepts
State the order of evaluation of the operators in each of the following C statements and show the value of x af...
C How to Program (8th Edition)
In the following field declaration from the TicketMachine class private int price; does it matter which order t...
Objects First with Java: A Practical Introduction Using BlueJ (6th Edition)
Write a loop that displays every fifth number from 0 through 100.
Starting out with Visual C# (4th Edition)
Write a function called m that takes as its argument a value of type e m (as defined in this chapter ) and retu...
Programming in C
T F Subscript numbers may be stored in variables.
Starting Out with C++ from Control Structures to Objects (8th Edition)
What is the disadvantage of having too many features in a language?
Concepts of Programming Languages (11th 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
- 1) The UsingMethod class consists of a main method and a method called xMethod. What will the code print? public class UsingMethod {public static void main(String[] args) {double z = xMethod(3.5, 5.5);System.out.println(z);}public static double xMethod(double x, double y) {return x + y;}} 2) Identify the errors in the following programs a) 3 errorspublic class Test {public static void main(String[] args) {System.out.println(method2(3.4));} public static int method1(int n) {if (n > 0) return 1;else if (n == 0) return 0;else if (n < 0) return -1;}} b) 2 errorspublic class Test {public static void main(String[] args) {nPrintln(5, "Welcome to Java!");}public static void nPrintln(String message, int n) {for (int i = 0; i < n; i++) {System.out.println(message);}return n;}}arrow_forwardExamine the following method header; then write an example call to the method. private void ResetValue(ref int value)arrow_forwardCorrect the error in this method: public void getAge() { return age; }arrow_forward
- Consider the following method: public static void method (int x, int y) { if (x < y) { method (x+1, y); System.out.print (x + " "); } } What will happen as the result of calling method (2,6)? (Select all correct answers) output will be 6 5 4 3 2 Program goes to an infinite loop because of errors in recursive calls 5 recursive calls will be made from method (3,6) to method (7,6) output will be 5 4 3 2 method (6, 6) will be called inside of the recursion 4 recursive calls will be made from method (3,6) to method (6,6) method (5, 6) will be called inside of the recursionarrow_forwardpublic static void printIt(int value) { if(value 0) { } System.out.println("Play a paladin"); System.out.println("Play a white mage"); }else { } }else if (value < 15) { System.out.println("Play a black mage"); System.out.println("Play a monk"); } else { public static void main(String[] args) { printit (5); printit (10); printit (15); Play a black mage Play a white mage (nothing/they are all printed) Play a paladin Play a monkarrow_forward(3) public static void test_b(int n) { if (n>0) test_b(n-2); System.out.println(n + " "); Consider the following method: What is printed by the call test_b(4)? A. 0 2 4 B. 0 2 C. 2 4 D. 4 2 E. 4 20 3 (4) What is the efficacy class of +? n 3 A: ©(1) B: O (log n) C: O (n) D: O (n log n) E: Θ n)arrow_forward
- JAVA Main (test) Method that is GIVEN: public static void Triangle(int number, int base) { if (number == base) { for (int i = 1; i <= base; i++) { System.out.println("*"); } System.out.println(); } else { if (number == 1) { System.out.println("*"); Triangle(number + 1, base); } } } Remember to look at the examples input and output at the bottom! Implement the recursive function such that creates an unfilled triangle with the base of the number inputted by the user as shown at the link at the bottom. Notice that the spaces in between the stars start on the 3rd row asterix and the bottom row is always filled with the number the user inputs. You may pass in any parameters you want into the function. There is no test cases. Requirements A) Parameters picked such that enables the recursive functionality B) Uses the user input to do recursion with the number the user enters as the base of the triangle (see below) C) Has a base case that stops the recursion D) Prints out the…arrow_forwardMethod Overloading is a feature that allows a class to have two or more methods having same name, if their argument lists are different. Argument lists could differ in: 1. Number of parameters. 2. Data type of parameters. 3. Sequence of Data type of parameters. Write different version of method sum() that display the sum of the values received as parameter according to the following main method content: public static void main(String[] args) { sum ( 10, 10 ); sum ( 10, 10, 10 ); sum ( 10.0, 10.0 ); sum ( 10, 10.0 ); sum ( 10.0, 10); } You have to define five functions with the specified types. Then, demonstrate the Argument Promotion concept by reducing the number of method to two.arrow_forward21. Consider the following method: public static void sketch(int x1, int y1, int x2, int y2, int n) ( if (n <= 0) O else ( } drawLine(x1, y1, x2, y2); Assume that the screen looks like a Cartesian coordinate system with the origin at the center, and that drawLine connects (x1,y1) to (x2,y2). Assume also that x1, y1, x2, and y2 are never too large or too small to cause errors. Which picture best represents the sketch drawn by the method call int xm (x1 + x2 + y1 - y2) / 2; int ym (y1 + y2 + x2-x1) / 2; sketch(x1, y1, xm, ym, n - 1); sketch (xm, ym, x2, y2, n - 1); sketch(a, 0, -a, 0, 2) where a is a positive integer? (A) <-a y -a y a X (B) (D) -a -a y + -a -a aarrow_forward
- public class Turn{public static void main(String[] args){// Different initial values will be used for testingint x = 1; int y = 1; // Turn the arrow by 90 degrees System.out.print("x:", y + 90);System.out.println(x);System.out.print("y: ", x - 1 );System.out.println(y); // Turn the arrow again System.out.print("x:", y - 1);System.out.println(x);System.out.print("y: ",x + 90);System.out.println(y);}}arrow_forward3) The following method should return true if the int parameter is even and either positive or 0, and false otherwise.Which set of code should you use to replace … so that the method works appropriately?public boolean question3(int x) { … }a) if (x = = 0) return true; else if (x < 0) return false; else return question3(x – 1);b) if (x = = 0) return false; else if (x < 0) return true; else return question3(x – 1);c) if (x = = 0) return true; else if (x < 0) return false; else return question3(x – 2);d) if (x = = 0) return false; else if (x < 0) return true; else return question3(x – 2);e) return(x = = 0);arrow_forwardAnalyze the following code. public class Test { public static void main(String[] args){ System.out.printlin( m(2) ); public static int m( int num ) { return num; } public static void m( int num ) { System.out.printin( num ); } The program has a compile error because the second m method is def method. The program runs and prints 2 once.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Programming Logic & Design ComprehensiveComputer ScienceISBN:9781337669405Author:FARRELLPublisher:Cengage
Programming Logic & Design Comprehensive
Computer Science
ISBN:9781337669405
Author:FARRELL
Publisher:Cengage
Java Math Library; Author: Alex Lee;https://www.youtube.com/watch?v=ufegX5o8uc4;License: Standard YouTube License, CC-BY