| A LEVEL/HSC | Advanced Level/ High School certificate |
| HG | Higher Grade |
| SG | Standard Grade |
| IGCSE | International General Certificate of Secondary School |
| BGCSE | Botswana General Certificate of Secondary School |
| O-LEVEL | Ordinary Level |
| COSC | Cambridge Overseas School Certificate |
| GCE | General Certificate of Education |
| GCSE | General Certificate of Secondary Education |
| HIGSE | Higher International General Certificate of Secondary School Education |
| AS | Advanced Subsidiary |
| NSC | National Senior Certificate |
| IB-HG | International Baccalaureate- Higher |
| IB-STD | International Baccalaureate- Standard |
| NSSC | Namibia Senior Secondary Certificate |
| LGCSE | Lesotho General Certificate of Secondary Education |
| SGCSE | Swaziland General Certificate of Secondary |