In a linked list, the link component of each node is a(n) ____________________.

If a technician does not assign an IP address to a device, the DHCP server will assign the device

A. static IP address. B. reservation. C. dynamic IP address. D. MAC address.

Supose the follwoing program displays a pane in the stage. What is the output if the user presses the DOWN arrow key?

``` import javafx.application.Application; import static javafx.application.Application.launch; import javafx.scene.Scene; import javafx.scene.layout.Pane; import javafx.stage.Stage; // import javafx classes omitted public class Test1 extends Application { @Override public void start(Stage primaryStage) { // Code to create and display pane omitted Pane pane = new Pane(); Scene scene = new Scene(pane, 200, 250); primaryStage.setTitle("MyJavaFX"); // Set the stage title primaryStage.setScene(scene); // Place the scene in the stage primaryStage.show(); // Display the stage pane.requestFocus(); pane.setOnKeyPressed(e -> System.out.print("Key pressed " + e.getCode() + " ")); pane.setOnKeyTyped(e -> System.out.println("Key typed " + e.getCode())); } /** * The main method is only needed for the IDE with limited * JavaFX support. Not needed for running from the command line. */ public static void main(String[] args) { launch(args); } } ``` a. Key pressed DOWN Key typed UNDEFINED b. Key pressed DOWN Key typed c. Key typed UNDEFINED d. Key pressed DOWN