For any stockholder meeting to be a valid meeting, there must be sufficient representation of the corporation's underlying stockholder base. Quorum requirements exist to ensure that when a corporation's stockholders meet they are sufficiently representative such that their votes reflect the will of the stockholders as a whole.
This §216 also sets out the default rules for voting for directors.
This book, and all H2O books, are Creative Commons licensed for sharing and re-use. Material included from the American Legal Institute is reproduced with permission and is exempted from the open license.