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Write a class named Stock to model a stock. The properties and methods of the class are shown in Figure 6.22. The metho changePercent computes the percentage of the change in the current vs. the previous closing price. Write a client program to test the Stock class. In the client program, create a Stock object with stock symbol SUNW, name Sun Microsystems Inc, previous closing price of 100. Set a new current price randomly and display the price change percentage. Table: Figure 6.22 -symbol:String -name:String -previousClosingPrice:double -currentPrice:double +Stock() +Stock(symbol:String, name:String) +getSymbol():String +getName():String +getPreviousClosingPrice():double +getCurrentPrice():double +setSymbol(symbol:String):void +setName(name:String):void +setPreviousClosingPrice(price:double):void +setCurrentprice(price:double):void +changePercent(newPercent: double): double
Write an interface, PointingDevice, containing: an abstract method, getXCoord that returns an int and an abstract method, getYCoord that returns an int.
Create a class that stores information about a report containing multiple currency transactions in multiple currencies. This includes the name of the report and each of the transactions that occurred.
What is the sorting routine adopted in the Java API for Arrays.sort()? How different is it from the sorting routine we discussed in class? Is it better? Explain your answers in short clear sentences.
Implement a Fish/Lake simulation similar to the previous assignment. You will then make adjustments to accommodate class hierarchies and make use of inheritance as well as a JAVA interface.
Write down the program called MaxMinAvgGUI.java which utilizes GUI with five(5)text fields which asks user to enter 5(five) decimal numbers. 1(one)number in each text field.
project will be to implement a shopping cart class with user interface (UI) that contains main() in Net Beans. The UI class will be used to perform user input/output and to invoke the appropriate methods of shopping cart class. When your program star..
Write a method in JAVA that uses a switch statement and takes a person's age using an integer parameter , then checks if the age is valid (0-110), and then RETURNS a string based on the age
Write a Java program that accepts a positive long integer between 2 to 15, and then using the number, calculate its factorial (n!). Using do-while statement, make sure it only accepts a valid number (between 2 and 15) - if an invalid number is ent..
Write a program that reads a four-digit number from the keyboard as a string and then converts it into decimal. For example, if the input is 1100, the output should be 12. Hint: Break the string into characters and then convert each character to a va..
One search function will use a sentinel to mark the end of the array. The other search function will use an array length (maximum legal index into the array) to determine when to exit the search loop. Both functions must return true when the searc..
Consider an array of integers as below: int[] a = {5, 2, -4, 3, 0, -5, 7, 11, 6, 13} Complete the method named count(int[] a) in the class Count. The method should return the number of positive numbers in the array
Create a class called Building. It will have one data member of type string (used for a postal address). Define get and set functions and two constructors.
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