1D0-635 無料問題集「CIW JavaScript Specialist」

In an X/HTML form, which script block will retrieve an input value and display it back without errors or warnings?

Consider the following code: var myString= "Hello World"; alert(myString.length); What is the output when you run this script in the browser?

When using AJAX, what is the purpose of the XMLHttpRequest object?

How is the alert() method different from prompt() and confirm()?

Which of the following will correctly declare the EmployeeID variable as a string data type?

Which of the following is a reason why a developer would use a JavaScript library?

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