Main purpose of assessment is to obtain information for the improvement of teaching and learning.  If assessment is to be a positive force in education, it must be implemen â¦ ted properly.
Albert S. Osborn (1858 - 1946) is a pioneer in forensic science that was involved and developed all of his time to the study of evidence in questioned documents. Question documents involves with handwriting. So, the job of the experts is to find out how, when, and by whom certain documents were prepared.
The purpose of the DBQ (Document Based Question) is not to test your knowledge of the subject, but rather to evaluate your ability to practice the historian's craft. You will be required to work with the documents and use them to answer a question. Writing the DBQ is an acquired skill, one that takes practice.