In a chuck

Between centres

Neither 'A' nor 'B'

Either 'A' or 'B'

Total length of job

Length on which taper is required

Diameter of the job

Both 1) Total length of job and 2) Length on which taper is required

Tailstock

Top slide

Cross slide

Saddle

Inclined with the lathe bed at an angle equal to the angle of taper required

Inclined with the lathe bed one half of the angle of taper required

Still parallel with the lathe bed

Either 'A' or 'B'

Carriage is to be locked

Compound rest is to be locked

Top slide is to be locked

Tailstock is to be locked