Intermediate CSS3 and HTML5

When you scroll down through a long page like this one in your browser, the page moves through a part of the browser window called what?

A. The title bar
B. The viewport
C. The address bar
D. The Internet

If you put a background image on the page and don't specify how you want it to repeat (tile), which is the default repeat value that you get automatically?

A. repeat-y
B. no-repeat
C. repeat-x
D. repeat

Which of the following would you use to size and position a background image relative to the viewport?

A. background-attachment: scroll;
B. background-repeat: no-repeat;
C. background-attachment: fixed;
D. background-repeat: repeat;

Which of the following would size a background image to completely fill the viewport without any empty space or clipping, even if it means distorting the image to match the shape of the browser window?

A. background-position: 10px 10px;
B. background-position:cover;
C. background-size:100% 100%;
D. background-position:contain;

Suppose you have a small background image and use background-repeat:no-repeat; to prevent repetition. You use background-attachment:fixed; and background-position:right; to attach and position the image, and you don't specify a background size. Where would the image appear?

A. The bottom right corner of the page.
B. At the right side of the viewport, centered vertically.
C. The bottom right corner of the viewport.
D. At the top right corner of the page.