Fly Guy wrote:

Do major airports have video cameras set up to continuously record
general runway and tarmac operations, take-offs and landings, etc?


Not AFAIK.


Or will the 401 traffic cam near Toronto airport be the best
approximation of a video record of what happened to Air France 358?

Quite possibly.


(seems that there are a lot of cameras set up in a lot of less worthy
places to record less important events).

Yup !


Graham