If the mark you receive for a piece of coursework causes you to fail the module then you may be required to re-submit coursework as supplementary assessment.
Further information on assessment and progression at undergraduate level is available here: https://www.swansea.ac.uk/academic-services/academic-guide/undergraduate-award-regulations/undergraduate-assessment-regulations/2-rules-for-progression-and-awarding-credit/

Further information on assessment and progression at postgraduate level is available here: https://www.swansea.ac.uk/academic-services/academic-guide/postgraduate-taught-awards-regulations/postgraduate-taught-awards-assessment-regulations/2-standard-masters-assessment-regs/