Consider the following line of code, part of an HTML form.

<input type="hidden" name= "hiddenField" id="hiddenField"/> 

Which of these statements could be a good explanation for including this line?

You are creating a web app to manage employees' current assignments in a company.

Employees work in only one department, but can be assigned to work on several projects. A project can have several employees working on it, but is managed by only one department.

What are the correct labels for X and Y in the ER diagram below?

In the DOM representation of the previous question, imagine beginning at the element "Root: announcement" and making the following sequence of traversals:

1. firstChild
2. nextSibling
3. nextSibling
4. parentNode

5. lastChild

At which element does the traversal end?

You create a static web site that simply consists of several HTML files on a web server. What possible difficulty might you run into with this setup as you continue to maintain your site?

Consider the following DOM representation.

Which of the following XML documents correspond to this representation?

What benefits would you gain if you added the following code to a website?

var xhttp = new XMLHttpRequest(); 
xhttp.open("GET", url, true);
xhttp.send();