Question: Fill in the blank: In the late 90s, Larry Page and Sergey Brin were working on their own search engine, and at that time they were the first ______.
- to use links as a signal of authority and trust
- to use microformats
- to add advertising banners on SERPs
- to use the HTTPS protocol on the web
The answer(s) to the question is highlighted in the BOLD text above. You can also find more questions and answers related to the exams on the "SEO Fundamentals Course with Greg Gifford" page.