Methods and properties that are required for a source program to communicate with an object are referred to as a(n) ____.
A. interface
B. attribute
C. function
D. class
Answer: A
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Extend the following class definition so it overloads the input and output operators.
``` class Vect { public: Vect () {} Vect ( double, double ); private: double r; // magnitude double theta; // direction (radians) }; // // Constructor 2: Initializes all components // Vect :: Vect( double vectMag, double vectDir ) { r = vectMag; theta = vectDir; } ```
What is the output of the following JavaFX program?
``` import javafx.application.Application; import javafx.stage.Stage; public class Test extends Application { public Test() { System.out.println("Test constructor is invoked."); } @Override // Override the start method in the Application class public void start(Stage primaryStage) { System.out.println("start method is invoked."); } public static void main(String[] args) { System.out.println("launch application."); Application.launch(args); } }``` a. launch application. start method is invoked. b. start method is invoked. Test constructor is invoked. c. Test constructor is invoked. start method is invoked. d. launch application. start method is invoked. Test constructor is invoked. e. launch application. Test constructor is invoked. start method is invoked.
The ___ process originates and ends in the warehouse department but involves the production department as well.
A. fulfillment B. procurement C. production D. purchasing
Describe SSL VPNs.
What will be an ideal response?