Permit Test Study

What does BAC mean in driving

blood alcohol concentration (or blood alcohol content). It measures the amount of alcohol in a person's bloodstream.

What is the legal BAC limit for a Massachusetts driver age 21 or older?

0.08%

What BAC triggers Massachusetts's zero tolerance law for drivers under 21?

0.02%

What is the default speed limit on Massachusetts urban streets when no speed limit sign is posted?

30mph

What does this sign mean?

The overpass ahead has a low clearance

Is eating while driving safe?

no

What does this sign mean?

it means cyclists are allowed to use the entire lane alongside motor vehicles.

When entering a highway from an entrance ramp, drivers should:

Accelerate to the speed of traffic.

What does this sign mean?

Vehicles cannot go straight ahead, and must turn either to the right or left

what does this sign mean?

Another road enters the highway from the direction shown

Left lanes on some interstate roads are reserved for

Carpool vehicles

A yellow light tells drivers to

Stop if they can safely do so. The light will soon be red