Answer the following statements true (T) or false (F)
1. A program variable is the name of a storage location in the computer's internal memory.
2. Numeric variables in JavaScript can be either integers or floating point numbers.
3. JavaScript is a strongly typed language.
4. When a user enters a number at a prompt, it is stored initially as text.
5. The following statement would be considered true in JavaScript: "JACK" > "jack".
1. T
2. T
3. F
4. T
5. F
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The clothing manufacturer was so impressed with the Sales Report application you created), they want you to create a Profit Report application as well. This application will be similar to the Sales Report appli- cation, but it will allow the user to input information as gains or losses. It should provide JRadioButtons to allow the user to select whether a certain item is a gain or a loss (Fig. 17.33).
a) Copying the template to your working directory. Copy the C:Examples Tutorial17ExercisesProfitReport directory to your C:SimplyJava directory.
b) Opening the template file. Open the ProfitReport.java file in your text editor.
c) Modifying the template application.
d) Customizing the Gain JRadioButton. Add code to the createUserInterface method to customize gainJRadioButton. Set the bounds and text so that the compo- nent appears as in Fig. 17.33. Set the JRadioButton to be selected when the applica- tion starts (the default). Add the JRadioButton to profitButtonGroup.
e) Customizing the Loss JRadioButton. Add code to the createUserInterface method to customize lossJRadioButton. Set the bounds and text so that the compo- nent appears as in Fig. 17.33. Add the JRadioButton to profitButtonGroup.
f) Testing which JRadioButton was selected. Add code to the submitItem- JButtonActionPerformed method to test which JRadioButton was selected. If the Gain JRadioButt
A hyperlink field enables you to attach multiple files of different types
Indicate whether the statement is true or false
A(n) ________ is the individual data plotted in a chart
A) data marker B) data series C) data point D) data range
?Some auction websites provide webcasts so that bidders can attend a live auction via computer.
Answer the following statement true (T) or false (F)