The criterion-referenced Cognitive Linguistic Quick Test (CLQT™+) quickly assesses strengths and weaknesses in five cognitive domains, and adds an optional. The Clock Drawing rating can serve as a quick monitor of progress or decline. Cognitive Linguistic Quick Test (CLQT). Cognitive-Linguistic Quick Test (CLQT) – A screening tool that assesses five cognitive domains: attention, memory, language, executive functions, and visuospatial skills. The test is used to identify an individual's cognitive strengths and weaknesses within the five domains, which can help indicate the need for more in depth testing.