Tableau Certified Data Analyst exam is newly introduced exam which has come as a replacement of Tableau Desktop Certified Associate exam. This new exam requires a suggested 6 months’ work experience as per Tableau. Its exam is 120 minutes long and contains 40 questions (30 questions from theory part and 10 to 11  questions from lab and practical portion). Exam is online which you can book and schedule to take as per your convenience time slot. You can take exam at your work place or even at your home. Passing score of this certification is 75 % and its title remains valid for two years