The GCE Advanced Level unit is one of the units under the Division of Examination. The Division of Examination is headed by a Deputy Registrar in charge of Examinations while the Advanced Level unit is headed by  an  Examination Officer. This unit has its responsibilities and duties which include ;

• Preparation and distribution of Registration Materials.
• Reception and processing of registration forms from registration centres.
• Moderation of raw test items.
• Supervision of the Proof reading exercise.
• Costing and preparation of practical documents.
• Creation of Registration and Accommodation centres.

 Supervision and monitoring of practical and written examinations.

• Supervision of marking secretariats and marking proper.

The Advanced Level examination is made of Twenty-One (20) subjects namely;