Data underpins everything digital – whether it’s the data we put in, such as the password to access online banking, or the data that comes out, like the weather forecast for the following day.
Mae data’n sail i bopeth digidol – boed yn ddata a roddwn i mewn, fel y cyfrinair i gael mynediad at fancio ar-lein, neu’r data sy’n dod allan, fel rhagolygon y tywydd ar gyfer y diwrnod canlynol.