Deputy First Minister tells Holyrood inquiry he cannot provide details of meetings requested by the committee.
Deputy first minister says all pupils and staff must wear coverings in classrooms, corridors and communal areas.
James Wolffe was questioned by MSPs on the Alex Salmond inquiry.
The deputy first minister argued there were ‘good public policy grounds’ for apparently overriding the concerns about the probe.
Opposition parties have signalled they would support a no-confidence motion in the Deputy First Minister.
The Deputy First Minister could face his second no-confidence vote in less than a year.
Party says action will be taken unless Swinney agrees to release government's legal advice over Alex Salmond's judicial review.
Education secretary John Swinney said HM Inspectors of Education will publish findings weekly.
Measures will prevent people in level three and four from going outside of their local authority for non-essential journeys.
The education secretary said getting students home to their families at Christmas is 'at the heart of our thinking'.
Scottish Government acknowledged there remains a risk of further disruption due to the coronavirus pandemic.
The SQA plans to run a full diet of exams next spring but is preparing contingencies, John Swinney said.
Scottish pupils have mostly returned to full-time education - except at schools where coronavirus cases crop up.
Nicola Sturgeon said there is a 'possibility' guidance will change amid a number of cases among students.
Erin Bleakley, 17, held a protest at Glasgow's George Square on Friday over the SQA's controversial moderation process.
First Minister Nicola Sturgeon will update MSPs on schools as well as any further changes to lockdown.
The £10,000 payouts have been given to those who were abused in care before 2004, with more than £4m spent.
Report says a quarter of the workforce could have lower skills by the mid-2030s if schools do not reopen.
He said secondary schools should take 'practical' steps to enable distancing 'wherever possible'.
John Swinney said childcare and early learning services should be fully up and running by August 11.