Q
What is the purpose of window.alert() in JavaScript?

Answer & Solution

Answer: Option Option D
Solution:
The purpose of window.alert() in JavaScript is to display a dialog box with a message and an OK button to the user. This dialog box is modal, meaning it halts the execution of the script until the user interacts with it by clicking the OK button. It is commonly used for displaying information, warnings, or notifications to users on web pages.
Related Questions on Average

What does the message parameter in window.alert() represent?

A). The title of the alert dialog box.

B). The text content displayed in the alert dialog box.

C). The duration for which the alert is displayed.

D). The URL to navigate when the alert is dismissed.

How does window.alert() impact user interaction on a webpage?

A). It enhances user experience by providing interactive elements.

B). It disrupts user experience by interrupting the flow of the page.

C). It has no impact on user interaction.

D). It improves page performance by optimizing script execution.

Which action occurs when a user clicks the OK button in an alert dialog box created by window.alert()?

A). The webpage navigates to a specified URL.

B). The alert message is dismissed, and script execution continues.

C). The alert message is displayed again.

D). The webpage reloads completely.

What is the behavior of window.alert() in terms of script execution?

A). It halts the script execution until the alert is dismissed by the user.

B). It continues script execution while the alert is displayed.

C). It triggers an error in the console.

D). It pauses script execution until the user interacts with the alert.

Which method can be used to capture user input along with window.alert()?

A). window.confirm()

B). window.prompt()

C). window.validate()

D). window.execute()

How can you customize the appearance of an alert dialog box created by window.alert()?

A). By using CSS to style the alert dialog box.

B). By changing the browser settings for alert dialogs.

C). By modifying the JavaScript engine's behavior for alerts.

D). By using JavaScript libraries for alert customization.

Which method is used to display an alert dialog box in JavaScript?

A). window.confirm()

B). window.prompt()

C). window.alert()

D). document.write()

How can you include line breaks in an alert message using window.alert()?

A). Using the <br> tag within the message string.

B). Using special escape characters like \n.

C). By separating lines with commas.

D). By enclosing each line in double quotes.

Which method can be used to display a confirmation dialog box in JavaScript?

A). window.alert()

B). window.confirm()

C). window.prompt()

D). window.validate()

How can you include variable values in an alert message using window.alert()?

A). By concatenating variables with the message string.

B). By enclosing variables in square brackets.

C). By using special placeholder syntax like {variable}.

D). By assigning variables directly to the alert method.