... development and the use of language tests involve an understandingof the nature of communicative language use and language ability, on the one hand, and of measurement theory, on the other. Each of these ... designing a test and interpreting the meaning of test scores. It is the view of language and language use embodied in the test. The term test construct’ refers to these aspects of ... theory of communicative competence (an understanding of language and the ability to use language in context, particularly in terms of the social demand of performance, i.e. knowing a language...