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Thousands of students will be receiving their GCSE results on Thursday, but this could be one of the last times that the exam stays the same for pupils in Wales and England.

In England, Education Secretary Michael Gove has said he wants a return to the old O level style exam.

Meanwhile in Wales, a consultation into the future of its exams is under way.

����ý Wales education correspondent Nicola Smith answers some questions about the current qualification system.