A four-way intersection is ahead where another road crosses yours
Watch for traffic entering or crossing from either side.
Cross traffic may not stop — be ready to yield.
Assuming cross traffic will stop
Warning signs are diamond-shaped and yellow with black symbols. They alert you to hazards ahead — curves, intersections, crossings — so you have time to slow down. On the DMV written test, expect several questions asking what a specific warning sign means and what action it calls for.
A four-way intersection is ahead where another road crosses yours
Watch for traffic entering or crossing from either side.