The document outlines different types of language tests: proficiency tests measure general language ability regardless of training; achievement tests relate to language courses and assess whether objectives were achieved; diagnostic tests identify strengths and weaknesses; placement tests determine what language level is appropriate. It also distinguishes between direct and indirect testing, discrete point and integrative testing, norm-referenced and criterion-referenced testing, and objective and subjective scoring. The document concludes by mentioning computer adaptive testing and communicative language testing.