Both safety stock and safety lead time can be used at bottleneck operations. True False Question 6 In the one-machine case, the order of job processing is not an important factor in performance? True False Given the following information on job times and due dates, determine the first job to be processed using the critical ratio (CR) rule. A B C D Question 10 The Johnson's rule for the two-machine case can minimize the total flow time for each job. True False