National aptitude test in architecture (NATA) is being conducted by the council of architecture (COA) at national level to provide a single window system for appearing in aptitude test and to facilitate students for admission to B.Arch. degree course at all recognized institutions all over country. The National aptitude test in architecture (NATA) measures the aptitude of the applicant for specific field of study, i.e. Architecture. The test measures drawing and observation skills, sense of proportion, aesthetic sensitivity and critical thinking ability that have been acquired over a long period of time and that are related to specific field of study, i.e. Architecture.