By March 2021, Google switched all websites to mobile-first indexing. This means Google predominantly uses the mobile version of a page for ranking and indexing. If your mobile site was missing content or structured data, you disappeared from search results.
Removed low-quality “third-party content” hosted on high-authority domains.
Recommendation: Take SEO205 (or equivalent advanced course covering AI search, entity-based SEO, and author authority). seo105 mib 2021
AI-generated answers at top of results. SEO focus shifted to being cited as a source in AI responses (authority, citations, EEAT).
To understand the SEO landscape of 2021, you must understand the updates that defined it: By March 2021, Google switched all websites to
2021 was the year Google officially rolled out the Page Experience Update, making Core Web Vitals a ranking factor. This was a heavy focus in SEO105.
Course: SEO105 - MIB 2021
Institution: [Unknown – verify]
Key topics likely covered:
1. [Fill from syllabus]
2. ...
Exam format: [Oral/Written/Project]
Resources: Past exams, professor’s slides, suggested textbook.
To give you a truly useful piece, please clarify: AI-generated answers at top of results
Once you confirm, I can provide a precise, actionable answer.
Note: “MIB” typically refers to the Master in International Business or a similar graduate program (e.g., at universities like Università Bocconi, Trinity College Dublin, or others). “SEO105” appears to be a course code for a digital marketing / search engine optimization module offered in the 2021 academic year.
This article assumes SEO105 was a practical, intermediate-level SEO course within a 2021 MIB curriculum.
Since 2021, the following changes have occurred. If you mastered SEO105, you can upgrade your skills with: