Most exams and quizzes have a time limit set by the instructor. a running time clock for the test will appear below the instructions in the test window, and a warning message will pop up when one minute remains in the test period. the length of time that you take to complete the test is automatically recorded when you submit the exam. tests in blackboard may be set to close automatically when the time limit is reached. if not, be aware that exceeding the time limit may result in a grade of zero for the test. a. true. b. false.