Suppose you are writing JavaScript code to send an asynchronous GET request to the action.pl file on the server. You have instantiated an XHR object and saved it to the variable httpReq. Which statement should you use to begin the request?

Imagine that you are creating a web form where the overallRating element is a selection list displaying the options “Excellent,” “Good,” “Okay,” “Poor,” and “Terrible.” After assigning a couple of variables with the following JavaScript code, you can use the selectedIndex property to _____.let custFeedback = document.forms.custFeedback;let overallRating = orderForm.elements.overallRating;

JavaScript Object Notation is a data interchange format that is not part of JavaScript but employs a similar syntax to organize data as a comma-separated list of key-value pairs.

When you want to iterate over a collection consisting of all the table cell elements from an HTML document, you can assign them to a variable with the JavaScript statementlet collection = _____;

Suppose you plan to write code for an object literal in JavaScript that includes a method. You can call this method _____.

What belongs in the blank in the following JavaScript command if you want to run function1 in response to the load event of the window object?window._____(“load”, function1);

Which of the following is an AJAX principle described by Jesse James Garrett in 2005?

Which JavaScript statement should you execute first to enable your program to send asynchronous requests to the server over HTTP?

If you want to store the string “Cherry cola” in the variable mySoda, what should you place in the blank in the following JavaScript statements?localStorage.setItem(“Flavor”, “Cherry cola”);mySoda = _____;

The same-origin policy prohibits the use of third-party scripts that run from a different web server than the current web page’s server, even when those scripts are referenced by the current page’s HTML file.