Do the Argentines even have the military power to attempt to invade the Falklands again, given that the garrison there is substantially larger than the garrison of 1982.
We have already proved that we will assemble a task force and sail South, would the Argentine political leaders want to be the ones responsible for the result of 2-0 to us.
Depends who you ask
The likes of Janes or Wavell room will give you a wall of text and in depth analysis which amounts to Not realistically
If you ask Spider then yes, because all british officers are arrogant donkeys, who wouldnt indertake any sort of threat assessment and so A company of infantry just sitting around at the airfield and a few crappy fighters - couldn't stop a false flag 747 full of commandoes or defend against a special forces team landed in the dark at Mare Harbour who hike* from there and set up a motar base to bomb** the airfield stopping all activity in seconds.
*Yomp, tab, bimble as applicable
**Do mortars bomb or shell an area