What is the difference between reserve and auction ads?

✅  The correct answer is:

Reserve ads guarantee impressions and have higher costs than auction ads.

Question:

What is the difference between reserve and auction ads?

Solution:

  • Ad networks can participate in auctions.
  • Reserve ads are served via AdSense.
  • Reserve ads guarantee impressions and have higher costs than auction ads.
  • Auction ads can be bought on a fixed rate.