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Domanda 1 di 5
What is the effect of onsubmit="return false" in the form element?
A. Automatically clears the form fields on submit
B. Submits the form data via AJAX
C. Prevents the form from being submitted normally
D. Opens the form action URL in a new tab
Spiegazione
Returning false from onsubmit cancels the form's default submission behavior so the page won't submit or reload.
Domanda 2 di 5
What does the flipImage function do in the script?
A. Changes image src attributes using preloaded images
B. Resets the form when images are clicked
C. Validates form inputs before submission
D. Creates new Image objects for preloading
Spiegazione
flipImage sets document image src properties to the src of preloaded Image objects to change displayed images (e.g., on hover).
Domanda 3 di 5
What purpose do variables like EvaluateImage_normal serve in the script?
A. They define CSS styles for the buttons
B. They store Image objects to preload images
C. They are functions that handle form submission
D. They are IDs of HTML elements used for analytics
Spiegazione
Those variables are assigned new Image() objects and .src values to preload images into the browser cache for later use.
Domanda 4 di 5
Which input name attributes are used for the user's first and last name?
A. userFirst and userLast
B. firstName and lastName
C. Nome and Cognome
D. Quiz.UserData.Nome and Quiz.UserData.Cognome
Spiegazione
The form inputs use the name attributes 'Quiz.UserData.Nome' for first name and 'Quiz.UserData.Cognome' for last name as shown in the HTML.
Domanda 5 di 5
What does document.WapForm.reset() do when invoked by the Clear link?
A. Submits the form to the server
B. Preloads images used by the page
C. Resets the form fields to their initial values
D. Validates form inputs and shows errors
Spiegazione
Calling form.reset() restores form controls to their initial values, effectively clearing user-entered data back to defaults.
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