Given the following code, which variable is local in scope to the button1_Click event handler? int x, y; private void button1_Click(object sender, EventArgs e) { double z = 4; y = 5; x = y + z; } A. X B. Y C. Z D. All of the above
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Given the following code, which variable is local in scope to the button1_Click event handler?
int x, y;
private void button1_Click(object sender, EventArgs e)
{
double z = 4;
y = 5;
x = y + z;
}
A. X
B. Y
C. Z
D. All of the above
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- What is the type of the object of the evt function parameter in the following JavaScript code. window.addEventListener("keypress", eventHandler, false);function eventHandler(evt) { // Appropriate code} one of the following choices DateTime object EventListener object Keyboard object MouseEvent objectwhat will be the output of this code after clicking on Button1? Public Class Form1 Dim grade As Char Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click grade="2" Select Case grade Case "A" TextBox1.Text = ("Excellent!") Case "B", "C" TextBox1.Text = ("Well done") Case "D" TextBox1.Text = ("You passed") Case "F TextBox1.Text = ("Better try again") Case Else TextBox1.Text = ("Invalid grade") End Select End Sub End Classwhat will be the output of the following code assuming CheckBox2 was selected ? Public Class Form1 Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click Dim number As Integer = 2 Dim number1 As Integer = 34 If CheckBox2.Checked = True Then MsgBox(2 - 34) ElseIf CheckBox1.Checked = False Then MsgBox("error") End If End Sub End Class Select one: A. -32 B. error C. ERROR D. 32
- You can specify the coordinates for a Google map object by _____. a. passing the latitude and longitude in as the first and second arguments to its constructor b. calling itsLatLng()method, passing in the latitude as the first argument and the longitude as the second argument c. including a string containing the latitude and longitude as the value for thecenterproperty in the map options object literal passed in to its constructor d. modifying either the latitude or the longitude using itssetLat()orsetLng()methodWhat is going to be the output of these codes after clicking on button1? Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click Dim intNumber, intNumber1, results As Integer intNumber = 3 intNumber1 = 2 results = intNumber + intNumber1 MessageBox.Show("The value passed is " & results) End Sub End Class Select one: a. 6 b. The value passed is 5 c. The value passed is 6 d. 23Using Java , please provide a CourseInterFace Class in which the user can click multiple interactive buttons with courses. Dashboard Button one will be "Math101.01". Dashboard Button 2 will be named "MATH211.08". Dashboard Button 3 will be named "MATH 267"
- Write an application that allows the user to choose insurance options inJCheckBoxes. Use a ButtonGroup to allow the user to select only one of twoinsurance types—HMO (health maintenance organization) or PPO (preferredprovider organization). Use regular (single) JCheckBoxes for dental insurance andvision insurance options; the user can select one option, both options, or neitheroption. As the user selects each option, display its name and price in a text field;the HMO costs $200 per month, the PPO costs $600 per month, the dentalcoverage adds $75 per month, and the vision care adds $20 per month. When auser deselects an item, make the text field blank. Be sure to include & test any and all Exception Handling. Save the file as JInsurance.java.The following JavaFx code is called as event ________ Model Button btOK = new Button("OK"); OKHandlerClass handler = new OKHandlerClass(); btOK.setOnAction(handler); Window Display Delegation DialogUsing Java, Create a JFrame application with a textfield and an OK button. The user types in a number, and presses "OK", your application will get that text, convert it to an int, and display the square of that number in a messagedialog.
- What will be the output of the following code if Radiolluttont is checked? Private Sub RadioButton CheckedChangedtsender As Object Ad EventArgs Handles RacinButton CheckedChanged If Radiolutton1 Checked True Then TextBoxt Text"YOU ARE A MALE Elself Radiobutton2 Checked-True Then Textbort Text YOU ARE A FEMALE End If End Sub End ClawWrite an application that plays “guess the number” as follows: Your application chooses the number to be guessed by selecting an integer at random in the range 1–10. The application then displays the following in a label:I have a number between 1 and 10. Can you guess my number?Please enter your first guess. A JTextField should be used to input the guess. As each guess is input A JLabel should display either "Too High" or "Too Low" to help the user zero in on the correct answer. When the user gets the correct answer, "Correct!" should be displayed, and the JTextField used for input should be changed to be uneditable. A JButton should be provided to allow the user to play the game again. When the JButton is clicked, a new random number should be generated and the input JTextField changed to be editable. Sample Output：Write an application that plays “guess the number” as follows: Your application chooses the number to be guessed by selecting an integer at random in the range 1–10. The application then displays the following in a label:I have a number between 1 and 10. Can you guess my number?Please enter your first guess. A JTextField should be used to input the guess. As each guess is input A JLabel should display either "Too High" or "Too Low" to help the user zero in on the correct answer. When the user gets the correct answer, "Correct!" should be displayed, and the JTextField used for input should be changed to be uneditable. A JButton should be provided to allow the user to play the game again. When the JButton is clicked, a new random number should be generated and the input JTextField changed to be editable.
