There is no negative marking in the NATA (National Aptitude Test in Architecture) exam. This means that no marks are deducted for incorrect answers or unanswered questions. The exam is typically scored based on the number of correct responses, and there is no penalty for incorrect answers. However, it's important to note that exam policies and regulations can change over time, so it's advisable to refer to the official NATA website or the latest information provided by the conducting authority for the most accurate and up-to-date details regarding the exam's scoring system.