Yes, the restart provision is optional. For example, a driver who works 8 hours per day, 7 days per week, would never need to use the restart provision because he/she would never reach the 60- or 70-hour limit.
SAT. The SAT is a standardized test for most college admissions in the United States. The SAT is owned, published, and developed by the College Board, a nonprofit organization in the United States.
test 1. (tÄst) n. 1. A procedure for critical evaluation; a means of determining the presence, quality, or truth of something; a trial: a test of one's eyesight; subjecting a hypothesis to a test; a test of an athlete's endurance.