On the one hand they provide some genuine encouragement, for example our education leavers are considered to be well prepared for their first jobs.
Ar y naill law, maent yn rhoi anogaeth wirioneddol, er enghraifft, ystyrir bod y bobl hynny sy'n gadael byd addysg wedi'u paratoi'n dda ar gyfer eu swyddi cyntaf.