Pass4sure 70-480 Question Answer

You are validating user input by using JavaScript and regular expressions.

A group of predefined regular expressions will validate two input fields

An email address in a function named validateEmail (for example, firstname@contoso.com) A nine-digit number that allows optional hyphens after the second and fifth character in a function named validateSSN(for example, 555555555 or 555-55-5555) You need to use the correct expression to validate the input.Which expression should you insert into each function? (To answer, drag the appropriate regular expression statement to the correct location. Each regular expression statement may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.)

Answer: 

You are developing a web page that enables customers to upload documents to a web server. The page includes an HTML5 PROGRESS element named progressBar that displays information about the status of the upload.The page includes the following code. (Line numbers are included for reference only.)

 An event handler must be attached to the request object to update the PROGRESS element on the page. You need to ensure that the status of the upload is displayed in the progress bar. Which line of code should you insert at line 03?

A. xhr.upload.onloadeddata =
B. xhr.upload.onplaying =
C. xhr.upload.onseeking =
D. xhr.upload.onprogress =

Answer: D