/** * A Java application to input the name and price of * a product, and a discount percentage, then compute * and display the discount price. * * Step 2: Enter your name for @author and today's date for @version * @author * @version */ public class DiscountPrice public static void main(String [] args) { // Step 3: Create a Scanner object to read input // from the keyboard // Step 4: Ask for the product name with prompt // "Enter the product name: " // Step 5: Read the name of a product from the keyboard The product name could have multiple words // // Step 6: Trim spaces from both ends of the name // Step 7: Ask for the product price with prompt // "Enter the price: " // Step 8: Read a double number as the price of the product // Step 9: Ask for the discount percentage with prompt "Enter a discount percentage: // // Step 10: Read a double number as the discount percentage · // For example, 0.1 for 10% and 0.15 for 15%.

/** * A Java application to input the name and price of * a product, and a discount percentage, then compute * and display the discount price. * * Step 2: Enter your name for @author and today's date for @version * @author * @version */ public class DiscountPrice public static void main(String [] args) { // Step 3: Create a Scanner object to read input // from the keyboard // Step 4: Ask for the product name with prompt // "Enter the product name: " // Step 5: Read the name of a product from the keyboard The product name could have multiple words // // Step 6: Trim spaces from both ends of the name // Step 7: Ask for the product price with prompt // "Enter the price: " // Step 8: Read a double number as the price of the product // Step 9: Ask for the discount percentage with prompt "Enter a discount percentage: // // Step 10: Read a double number as the discount percentage · // For example, 0.1 for 10% and 0.15 for 15%.

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

See similar textbooks

Similar questions

4.33 LAB: Draw right-justified triangle (JAVA) Write a program in java to draw a right-justified triangle given the height as input. The first row has one asterisk (*) and increases by one for each row. Each asterisk is followed by a blank space and each row ends with a newline. Code starts here: import java.util.Scanner; public class LabProgram { public static void main(String[] args) { Scanner scnr = new Scanner(System.in); /* Type your code here. */ }}
__21.5Write a java class that corrects a sentence. Your class must capitalize the letter in each sentence. For example: Input Result after a train crashed, every single person died. who survived?all of the couples. After a train crashed, every single person died. Who survived?All of the couples. turn us on our backs and open up our stomachs, and you will be the wisest but at the start a lummox. what are we? books. Turn us on our backs and open up our stomachs, and you will be the wisest but at the start a lummox. What are we? Books. help! help! it's an emergency. Help! Help! It's an emergency.
PART B: JUnit Testing Write a Java program according to the following: Create a Multiple.java class. Create the following two static methods (with return type float): SquareRoot() and CubeRoot(). SquareRoot) method should take two arguments and return the float value at the end. CubeRoot() method should take three arguments and return the float value at the end. Create a test class with the name MultipleTest.java. In this class, import the following libraries at the top of this file import org.junit. Before; import org.junit. Test; import static org.junit.Assert.assertEquals; Create an object of Calculator.java class by writing the following code in CalculatorTest.java class: private Multiple multiple; @Before public void setup() {this.multiple new Multiple():) 4. Generate the JUnit test classes for both the methods one by one. Declare and initialize the required variables to pass those to the methods. Store the expected result in one of the variables and then compare it with the…
(Java) Q 5,6 Explain the answer step-by-step . I want to understand how to do it so please include verbal explanation. Thank you! Part 1 Write the class described below: The name of the class is Student The class has two public member variables: A String called name and a double called gpa The class has a public member method called printStudent. This method prints out the message: "Hi! My name is " + name + ".\nAnd my gpa is " + gpa It returns nothing Part 2 Now, declare a new Student object named jackie, and assign it the values "Jackie Chan" for the name and 3.5 for the gpa. Finally insert the object jackie into the below ArrayList: ArrayList<Student> al = new ArrayList<Student>();
Lab2.java contains the following code: public final class Lab2 { /** * This is empty by design, Lab2 cannot be instantiated */ private Lab2() { // empty by design } /** * Returns the sum of a consecutive set of numbers from <code> start </code> to <code> end </code>. * * @pre <code> start </code> and <code> end </code> are small enough to let this * method return an int. This means the return value at most requires 4 bytes and * no overflow would happen. * * @param start is an integer number * @param end is an integer number * @return the sum of start + (start + 1) + .... + end */ public static int sum(int start, int end) { //Insert your code here and change the return statement to fit your implementation. return 0; } /** * This method creates a string using the given char * by repeating the character <code> n </code> times. * * @param first is…
JAVA - Please produce both a product.java file and a productprinter.java file (tester) Implement a class Product. A product has a name and a price, for example new Product("Toaster", 29.95). Supply methods getName, getPrice, and reducePrice. Supply a program ProductPrinter that makes two products, prints each name and price, reduces their prices by $5.00, and then prints the prices again.
(Java) Check to see if you get the correct final output! You will use the following code from Person.java class: import java.util.Scanner; import java.io.*; class Person { publicStringname; publicintage; publicStringgender; // add additional member privateAddressaddress; // default constructor publicPerson(){ name="unkonwn"; age=0; gender="NA"; address=newAddress(); } // argument constructor publicPerson(Stringname,intage,Stringgender,Addressaddress){ this.name=name; this.age=age; this.gender=gender; this.address=address; } publicvoidgreeting(){ System.out.println("Hi, my name is " + name + "!"); } publicvoidgreeting(StringotherName){ System.out.println("Hi, " + otherName + "!"); } publicvoidsetName(Stringname){ this.name=name; } publicvoidsetAge(intage){ this.age=age; } publicvoidsetGender(Stringgender){ this.gender=gender; } publicStringgetName(){ returnthis.name; } publicintgetAge(){ returnthis.age; } publicStringgetGender(){ returnthis.gender; }…
2. Write a java program that generates five questions where two numbers were subtracted and, after a student answers all five, reports the number of correct answers. The program also displays all the questions either its correct or wrong. Filename: SubtractionLoop.java
1__1 .Write a java class that corrects a sentence. Your class must capitalize the letter in each sentence. For example: Input Result after a train crashed, every single person died. who survived?all of the couples. After a train crashed, every single person died. Who survived?All of the couples. turn us on our backs and open up our stomachs, and you will be the wisest but at the start a lummox. what are we? books. Turn us on our backs and open up our stomachs, and you will be the wisest but at the start a lummox. What are we? Books. help! help! it's an emergency. Help! Help! It's an emergency.
Java Questions - (Has 2 Parts). Based on each code, which answer out of the choices "A,B,C,D,E" is correct. Each question has one correct answer. Thank you. Part 1 - 3. Given the following code, the output is __. class Base { private int x = 5; }class Derived extends Base { x = 6; }public class Sample { public static void main(String[] args) { int x = 7; Derived d1 = new Derived(); System.out.print(d1.x); }} A. 0B. 5C. 6D. 7E. Error message Part 2 - 4. A class Animal has a subclass Mammal. Which of the following is true? A. class Animal extends Mammal { }B. class Mammal extends Animal { }C. class Animal implements Mammal { }D. class Mammal implements Animal { }E. class Mammal { Animal a1 = new Animal(); }
PLEASE REWIRETE THIS CODE USING "The J Option Pane Class" import java.util.Scanner;public class Main{ public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.println("Enter money to withdraw: "); int amount = sc.nextInt(); if(amount <= 20) System.out.println("INSUFFICIANT AMOUNT"); else System.out.println("Collect your money! RM"+amount); }}
JAVA PROGRAMMING - Create a class named Person that has the attributes: First name - String Last name - String Gender - String Age - Integer Address - String - Create two constructors: one that accepts the first name and the last name only and one that accepts all attributes. Accept inputs for all attributes and create two subjects that use each constructor. Print their attributes. Inputs: 1. Enter first name 2. Enter last name 3. Enter gender 4. Enter age 5. Enter address Output: Enter first name: John Enter last name: Doe Enter gender: Male Enter age: 19 Enter address: JDoe Object 1 First Name: John Last name: Doe Gender: Age: Address: Object 2 First Name: John Last name: Doe Gender: Male Age: 19 Address: JDoe