Claims that plans for GCSEs at Sark School have been delayed by the departure of the head teacher have been denied by the education committee.
Pupils can receive interactive lessons from the UK via computers
Christopher Sanderson, whose contract has not been renewed, said he would have begun GCSE courses next term.
He fears the island's committee could resist modernisation at the school.
But committee chairman, Peter Cole, said there was never any intention to introduce GCSEs before 2007 and plans to do this remain on course.
There are about 60 pupils at Sark School, aged between four and 16.
At the moment students wishing to take GCSE and A-level qualifications must leave the island to study in Jersey or Guernsey, or board at schools in the UK.
Millions of pounds have recently been spent installing remote teaching methods at the school.
The audio-visual connection is linked to Neatherd High School in Norfolk which allows pupils to receive interactive lessons.