How many times should you press the Tab key to line up text?
What will be an ideal response?
Once
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Because Java byte code is the same on all computers, compiled Java programs
a. are nonexistent b. must be re-compiled for each different machine before they can be run c. are highly portable d. cannot run on computers with different operating systems
An option for Web page authors is to use a set of online Web page foundational technologies.
Answer the following statement true (T) or false (F)
What is the main purpose of a class constructor function?
A. to destruct the class when the program ends. B. to create object and initialize class data when called in main or in another function. C. to reserve memory for all program variables. D. To run all of the member functions.
After entering 2 in the priceJTextField and 14 in the hammersJTextField, a user clicks the JButton named calculateJButton to calculate the total price for the specified number of hammers. What is the result of the click, given the following code?
``` 1 private void calculateJButtonActionPerformed( ActionEvent event ) 2 { 3 totalPriceJTextField.setText( String.valueOf( 4 Integer.parseInt( priceJTextField.getText() ) * 5 Integer.parseInt( hammersJTextField.getText() ) ) ); 6 7 } // calculateJButtonActionPerformed ```