Mae'r Gweinidog Addysg, Kirsty Williams wedi cyhoeddi sut y bydd dysgwyr Blwyddyn 10 a 12 yng Nghymru yn cael eu hasesu, wrth i drefniadau amgen gael eu cyflwyno yn dilyn y coronafeirws a chanslo arholiadau'r haf.
The Education Minister, Kirsty Williams, has announced how current year 10 and 12 learners in Wales will be assessed, as alternative arrangements are introduced following the outbreak of the coronavirus and the cancellation of summer exams.