Assessment has a very important role in the teaching and learning process. The aim of this study is to present a framework for studying inside the classroom. The paper starts with a review of literature about the current issues about assessment. This framework is useful for studying teachers? attitudes about the assessment process. The paper, then, explains these six domains of assessment: (1) formal vs. informal, (2) convergent or divergent, (3) final or continuous, (4) summative or formative, (5) external or internal, and (6) competitive or co-operative