intro to java

5. Write a complete Java program that takes the input of First Name, Middle Name and Last name using input dialog box. It produces a dialog window containing the complete name 6. Write a complete Java program that behaves as follows. The program displays an input dialog window asking the user to enter a whole number. When the user enters a whole number and clicks the OK button, the window goes away and an output dialog window appears. This window simply tells the user what is the factorial of the number. When the user clicks the OK button in the window, the program ends. 7. Write a complete Java program to take the input of salary and then calculate taxes. Display the calculated taxes. (search to find the tax brackets).Use input and display dialog boxes