List three features of wearable devices that distinguish them from other mobile devices.
Fill in the blank(s) with the appropriate word(s).
Wearable devices (1) are very small; almost always well under a pound, usually a few ounces (2) have small interfaces; screens less than 2 inches, often much less (3) are light OSs used to perform a small subset of functions of a typical mobile device OS (4) have limited hardware, although accelerometers are very common (for step counting) and (5) pair with a host device (often a smartphone).
correct
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A) outline B) thumbnail C) storyboard D) icon
(Mortgage Calculator Application) A bank offers mortgages that can be repaid in 10, 15, 20, 25 or 30 years. Write an application that allows a user to enter the amount of the mort- gage and the annual interest rate. When the user clicks a JButton, the application displays a table of the mortgage length in years together with the monthly payment as shown in Fig. 8.24.
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a) Copying the template to your working directory. Copy the directory C:Examples Tutorial08ExercisesMortgageCalculator2 to your C:SimplyJava directory.
b) Opening the template file. Open the MortgageCalculator.java file in your text editor.
c) Customizing a JTextArea. After line 109, insert a statement that sets the bounds property of outputJTextArea to 16, 96, 298, 110. On the next line, add a statement that sets the editable property of outputJTextArea to false.
d) Adding code to the Calculate JButton event handler. Add the code specified in the steps e through m to the calculateJButtonActionPerformed event handler, which begins at line 134.
e) Declaring variables required to determine monthly payments. In calculateJBut- tonActionPerformed, declare int variable years and initialize its value to 10. Also, declare int variable months and double variable monthlyPayment.
f) Obtaining the user input and converting the annual interest rate to the monthly interest