Alaska: Speed and following distance — Part 3 Practice Test
Questions in this part include: “Who may alter the speed limits set by law?” · “For a motor driven cycle traveling at 30 mph or more, at what distance must its lamps reveal a person or vehicle?”
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Questions are original and based on the official manual "Alaska Driver Manual" (Revised October 2025), Alaska Department of Administration, Division of Motor Vehicles (DMV).
All 18 questions in this practice test
Take the test above first, then use this list to study. Tap “Show answer” to see the correct answer and explanation.
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Who may alter the speed limits set by law?
- Any driver who holds a commercial driver license issued by the state
- Local authorities or the State Department of Transportation and Public Facilities
- Only the Division of Motor Vehicles, by posting a notice at its offices
- Only the police officer who is on patrol on that particular highway
Show answer
Correct answer: Local authorities or the State Department of Transportation and Public Facilities
The manual says local authorities or the State Department of Transportation and Public Facilities may alter speed limits.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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What speed may be posted on selected highways?
- 60 mph
- 70 mph
- 75 mph
- 65 mph
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Correct answer: 65 mph
The manual says speed limits on selected highways may be posted at 65.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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Which condition is named in the speed limitation law as a reason to drive at a careful and prudent speed?
- When the road surface is rough, icy, wet, or provides poor traction
- When the road is straight, dry and free of any other traffic
- When the road has a wide paved shoulder on both of its sides
- When no other vehicles are visible anywhere on the road ahead
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Correct answer: When the road surface is rough, icy, wet, or provides poor traction
The speed limitation law lists surface conditions such as a rough, icy or wet road that provides poor traction.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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Which condition is named in the speed limitation law as a reason to drive at a careful and prudent speed?
- When the roadway has two or more lanes in each direction
- When the roadway has a center turn lane
- When the width of the roadway reduces your margin of safety
- When the roadway runs through a business district
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Correct answer: When the width of the roadway reduces your margin of safety
The speed limitation law lists width, when the width of the roadway reduces your margin of safety.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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Which of these weather conditions does the speed limitation law list as affecting sight, distance and traction?
- Sunshine and clear skies all day
- Rain, snow, fog, dust, or smoke
- Warm temperatures and low humidity
- A light breeze from behind you
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Correct answer: Rain, snow, fog, dust, or smoke
The law names weather that affects sight, distance and traction: rain, snow, fog, dust or smoke.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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According to the speed limitation law, when must you drive at a careful and prudent speed because of traffic?
- When traffic is light and moving at a fast pace
- When no vehicles are in front of you
- Only when you are driving on multi-lane highways
- When traffic is heavy, congested, or moving slowly
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Correct answer: When traffic is heavy, congested, or moving slowly
The law lists traffic as a condition when it is heavy, congested or moving slowly.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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What may a person not do regarding speed on a highway?
- Drive faster than will permit them to stop within the assured clear distance ahead
- Drive at the posted speed limit when the weather is clear and the road is dry
- Drive in the right lane on a multi-lane highway when traffic is slow
- Drive below 55 mph on a highway where a lower limit is posted
Show answer
Correct answer: Drive faster than will permit them to stop within the assured clear distance ahead
The manual says a person may not drive at a speed greater than will permit them to stop within the assured clear distance ahead.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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The speed of a motor driven cycle is limited by what?
- The size of its engine
- The number of riders on it
- The intensity of its headlamp
- The age of its operator
Show answer
Correct answer: The intensity of its headlamp
The manual says motor driven cycle speed is limited by intensity of headlamp.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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For a motor driven cycle, at what speed is the headlamp rule met if the lamps reveal a person or vehicle at 100 feet?
- 21 to 29 mph
- 20 mph or less
- 30 mph or more
- 45 mph or less
Show answer
Correct answer: 20 mph or less
The manual pairs lamps that reveal a person or vehicle at 100 feet with a speed of 20 mph or less.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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For a motor driven cycle traveling at 21 to 29 mph, at what distance must its lamps reveal a person or vehicle?
- 100 feet
- 200 feet
- 300 feet
- 500 feet
Show answer
Correct answer: 200 feet
The manual says a motor driven cycle's lamps must reveal a person or vehicle at 200 feet for a speed of 21 to 29 mph.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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For a motor driven cycle traveling at 30 mph or more, at what distance must its lamps reveal a person or vehicle?
- 100 feet
- 200 feet
- 500 feet
- 300 feet
Show answer
Correct answer: 300 feet
The manual says a motor driven cycle's lamps must reveal a person or vehicle at 300 feet for a speed of 30 mph or more.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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What does the manual say about driving at such slow speed that you block traffic?
- Driving slowly is always safer than driving fast, so it is always allowed
- It is allowed on any road that has two or more lanes
- A driver may not drive so slowly as to block the normal flow of traffic
- It is allowed whenever you use your hazard lights
Show answer
Correct answer: A driver may not drive so slowly as to block the normal flow of traffic
The slow speed rule says a driver may not drive at such slow speed as to hold back or block the normal and reasonable flow of traffic.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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How does the manual define reckless driving?
- Driving over the posted speed limit by any amount
- A willful disregard for the safety of persons or property
- Driving without a seat belt fastened
- Driving with an expired registration on the vehicle
Show answer
Correct answer: A willful disregard for the safety of persons or property
The manual defines reckless driving as a willful disregard for the safety of persons or property.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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What will a conviction for reckless driving result in?
- A written warning only
- A required safety course only
- A one-year suspension of the vehicle registration
- A license revocation
Show answer
Correct answer: A license revocation
The manual says conviction for reckless driving will result in a license revocation.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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On a multi-lane highway, which lane should you use if you drive slower than other traffic?
- The right, outside lane, except when passing
- The left lane, to stay clear of exits
- The center lane
- Any lane you prefer
Show answer
Correct answer: The right, outside lane, except when passing
The manual says to use the right, outside lane, except when passing, if you drive slower than other traffic.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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What happens to fines for traffic offenses that occur in a traffic safety corridor?
- They are cut in half
- They are doubled
- They are waived for first offenses
- They stay the same
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Correct answer: They are doubled
The manual says fines for traffic offenses occurring in a traffic safety corridor are doubled.
Source: Alaska Driver Manual (Revised October 2025), page 29 · Open this page in the manual (Manual page 29)
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In which place does the manual tell you to be especially careful to follow the speed limit?
- On long open stretches of rural highway
- On freeways with no pedestrians nearby
- In neighborhoods where children are present
- On roads with a wide paved shoulder
Show answer
Correct answer: In neighborhoods where children are present
The manual names areas around people on the street, school zones and neighborhoods where children are present.
Source: Alaska Driver Manual (Revised October 2025), page 43 · Open this page in the manual (Manual page 43)
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Based on miles driven, how does the fatal crash rate for night driving compare with daytime driving?
- It is greater at night than during the day
- It is lower at night than during the day
- It is the same day and night
- It is greater only in winter months
Show answer
Correct answer: It is greater at night than during the day
The manual says the fatal crash rate for night driving is greater than for daytime driving.
Source: Alaska Driver Manual (Revised October 2025), page 54 · Open this page in the manual (Manual page 54 · PDF 66)