Hard disk is divided into Drive A and Drive B with user levels DRIVE "A" kay10a0s.imd User 0 System Disk 1 of 2 kay10a0t.imd User 0 2 of 2 kay10a1w.imd User 1 WS 3.d kay10a2m.imd User 2 MicroPlan kay10a3o.imd User 3 MBASIC, OBASIC kay10a4c.imd User 4 CBASIC kay10a5s.imd User 5 SBASIC kay10a7a.imd User 7 Perfect Writer Disk 1 of 2 kay10a7b.imd Disk 2 of 2 kay10a08.imd User 8 Perfect Calc kay10a09.imd User 9 Filer kay10a10.imd User 10 Filer DRIVE "B" kay10b0a.imd User 0 Games Disk 1 of 2 kay10b0b.imd Disk 2 of 2