... limitations, time constraints, ease of administration, scoring and interpretation of scores. A test constructor has to take into considerations how long the test will take, what special arrangements ... ). Testing and Assessment. An article on the web of BBC/ Bristish Coucil. 4. Alderson, C., Clapham, C. & Wall, D. (1995). Language Test Construction and Evaluation. Great Britain: Cambridge ... the test appears reasonable or too easy or too difficult. In addition, among various types of validity, content and face validity are considered to be most important for teachers to consider...