A _________ is the basic element of data.

A) ?database
B) ?field ?
C) ?file ?
D) ?record

B) ?field ?

Computer Science & Information Technology

You might also like to view...

Analyze the following code.

``` import javafx.application.Application; import javafx.event.ActionEvent; import javafx.event.EventHandler; import javafx.scene.Scene; import javafx.scene.control.Button; import javafx.scene.layout.HBox; import javafx.stage.Stage; public class Test extends Application { @Override // Override the start method in the Application class public void start(Stage primaryStage) { Button btOK = new Button("OK"); Button btCancel = new Button("Cancel"); EventHandler handler = new EventHandler() { public void handle(ActionEvent e) { System.out.println("The OK button is clicked"); } }; btOK.setOnAction(handler); btCancel.setOnAction(handler); HBox pane = new HBox(5); pane.getChildren().addAll(btOK, btCancel); Scene scene = new Scene(pane, 200, 250); primaryStage.setTitle("Test"); // Set the stage title primaryStage.setScene(scene); // Place the scene in the stage primaryStage.show(); // Display the stage } /** * 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. When clicking the OK button, the program displays The OK button is clicked. b. When clicking the Cancel button, the program displays The OK button is clicked. c. When clicking either button, the program displays The OK button is clicked twice. d. The program has a runtime error, because the handler is registered with more than one source.

View
Computer Science & Information Technology

Which of the following statements about a ring topology is TRUE?

A) A central communications device connects all nodes. B) Failure of a computer or cable does not bring down the entire network. C) Data only flows in one direction. D) It is a passive topology.

View
Computer Science & Information Technology

Which of the following classification levels for national security information refers to any information or material the unauthorized disclosure of which reasonably could be expected to cause serious damage to the national security?

A) Secret B) Confidential C) Protected D) Top secret

View
Computer Science & Information Technology

It is a good idea and best practice to begin a PowerPoint presentation with a(n) ________ slide

Fill in the blank(s) with correct word

View
Computer Science & Information Technology