Delaware: Alcohol and drugs — Part 4 Practice Test
How alcohol and drugs affect driving, blood alcohol limits, implied consent, and the Delaware DUI penalties. — Part 4
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Questions are original and based on the official manual "Delaware Driver Manual" (July 2026), Delaware Division of Motor Vehicles (DMV).
All 37 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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For a fifth DUI offense conviction, how long does the DMV take away the license?
- 60 months
- 36 months
- 48 months
- 72 months
Show answer
Correct answer: 60 months
The loss of license is 60 months for all fifth offense convictions.
Source: Delaware Driver Manual (July 2026), page 57 · Open this page in the manual (Manual page 57)
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How is a fifth DUI offense classified?
- Class G Felony
- Class D Felony
- Class E Felony
- Class C Felony
Show answer
Correct answer: Class E Felony
A fifth DUI offense is a Class E Felony.
Source: Delaware Driver Manual (July 2026), page 57 · Open this page in the manual (Manual page 57)
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What is the maximum court fine for a fifth DUI offense?
- $5,000.00
- $10,000.00
- $7,000.00
- $15,000.00
Show answer
Correct answer: $10,000.00
The fine for a fifth offense is up to $10,000.00.
Source: Delaware Driver Manual (July 2026), page 57 · Open this page in the manual (Manual page 57)
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What prison sentence applies to a fifth DUI offense?
- Not less than two years nor more than five years
- Not less than four years nor more than eight years
- Not less than five years nor more than fifteen years
- Not less than three years nor more than five years
Show answer
Correct answer: Not less than three years nor more than five years
The sentence for a fifth offense is imprisonment not less than three years nor more than five years.
Source: Delaware Driver Manual (July 2026), page 57 · Open this page in the manual (Manual page 57)
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For a sixth DUI offense conviction, how long does the DMV take away the license?
- 36 months
- 60 months
- 48 months
- 72 months
Show answer
Correct answer: 60 months
The loss of license is 60 months for all sixth offense convictions.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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How is a sixth DUI offense classified?
- Class E Felony
- Class C Felony
- Class G Felony
- Class D Felony
Show answer
Correct answer: Class D Felony
A sixth DUI offense is a Class D Felony.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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What is the maximum court fine for a sixth DUI offense?
- $10,000.00
- $5,000.00
- $7,000.00
- $15,000.00
Show answer
Correct answer: $10,000.00
The fine for a sixth offense is up to $10,000.00.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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What prison sentence applies to a sixth DUI offense?
- Not less than three years nor more than five years
- Not less than five years nor more than fifteen years
- Not less than four years nor more than eight years
- Not less than two years nor more than ten years
Show answer
Correct answer: Not less than four years nor more than eight years
The sentence for a sixth offense is imprisonment not less than four years nor more than eight years.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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For a seventh or greater DUI offense conviction, how long does the DMV take away the license?
- 60 months
- 36 months
- 72 months
- 96 months
Show answer
Correct answer: 60 months
The loss of license is 60 months for all seventh or greater offense convictions.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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How is a seventh or greater DUI offense classified?
- Class D Felony
- Class E Felony
- Class C Felony
- Class B Felony
Show answer
Correct answer: Class C Felony
A seventh or greater DUI offense is a Class C Felony.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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What is the maximum court fine for a seventh or greater DUI offense?
- $10,000.00
- $15,000.00
- $20,000.00
- $25,000.00
Show answer
Correct answer: $15,000.00
The fine for a seventh or greater offense is up to $15,000.00.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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What prison sentence applies to a seventh or greater DUI offense?
- Not less than four years nor more than eight years
- Not less than three years nor more than ten years
- Not less than ten years nor more than twenty years
- Not less than five years nor more than fifteen years
Show answer
Correct answer: Not less than five years nor more than fifteen years
The sentence for a seventh or greater offense is imprisonment not less than five years nor more than fifteen years.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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What does an IID license authorize its holder to do?
- Drive any vehicle, but only during daylight hours
- Operate a vehicle that has an IID installed
- Drive a commercial vehicle with an IID installed
- Drive any vehicle without an IID after 30 days
Show answer
Correct answer: Operate a vehicle that has an IID installed
An IID license authorizes the holder to operate a vehicle that has an IID installed.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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When are all DUI offenders eligible to apply for the IID?
- Only after the full revocation period has been served
- As soon as they are arrested and released
- After the court fine has been paid in full to the clerk
- After a minimum mandated revocation period has been completed
Show answer
Correct answer: After a minimum mandated revocation period has been completed
The manual says all DUI offenders are eligible to apply for the IID after a minimum mandated revocation period has been completed.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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After a first-offense conviction that is not an FOE, how long must a DUI offender wait before being eligible for the IID, depending on BAC?
- 30 to 45 days
- 60 to 90 days
- 6 months
- 12 to 23 months
Show answer
Correct answer: 30 to 45 days
For a first offense conviction that is not an FOE, the wait is 30 to 45 days depending on BAC.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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After a second-offense conviction, how long must a DUI offender wait before being eligible for the IID?
- 30 days
- 90 days
- 60 days
- 6 months
Show answer
Correct answer: 60 days
For a second offense conviction, the IID eligibility wait is 60 days.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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After a third-offense conviction, how long must a DUI offender wait before being eligible for the IID?
- 90 days
- 30 days
- 60 days
- 6 months
Show answer
Correct answer: 90 days
For a third offense conviction, the IID eligibility wait is 90 days.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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After a fourth or subsequent conviction, how long must a DUI offender wait before being eligible for the IID?
- 30 days
- 90 days
- 6 months
- 12 months
Show answer
Correct answer: 6 months
For a fourth and subsequent conviction, the IID eligibility wait is 6 months.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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For which kind of vehicles is the IID license not available?
- Passenger cars older than ten years
- CDL class vehicles
- Vehicles insured outside Delaware
- Cars with an automatic transmission
Show answer
Correct answer: CDL class vehicles
The manual says the IID license is not available for CDL class vehicles.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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An IID license cannot be issued if the offense in question involved what?
- Damage to another person's property
- A BAC below .15
- A previous license suspension for speeding
- Death or serious injury to any person
Show answer
Correct answer: Death or serious injury to any person
The offense in question must not have involved death or serious injury to any person.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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To apply for an IID license, what must be true about your license at the time of the offense in question?
- You must have held a license for at least two years
- You must have had a valid Delaware license
- You must have held a commercial driver license
- You must have held a license from any state
Show answer
Correct answer: You must have had a valid Delaware license
One step of the IID process is that you must have had a valid Delaware license at the time of the offense.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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As part of the IID process, what does the Division of Motor Vehicles verify about a course or program?
- Proof of a passing grade on the final test of the course
- Proof that the course was taken outside of Delaware
- Proof that a judge has approved the choice of course
- Proof of enrollment in the designated rehabilitation program
Show answer
Correct answer: Proof of enrollment in the designated rehabilitation program
The Division verifies proof of enrollment in a course of instruction and/or rehabilitation program designated by the alcohol evaluation.
Source: Delaware Driver Manual (July 2026), page 58 · Open this page in the manual (Manual page 58)
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On which vehicles must an IID be installed for an offender in the IID program?
- Each vehicle the person will operate, whether or not they own it
- Only the vehicles that are registered in the person's own name
- Only one vehicle, chosen by the person at the beginning
- Only the vehicles that are used for driving to work
Show answer
Correct answer: Each vehicle the person will operate, whether or not they own it
An IID must be installed on each vehicle the person will operate during the revocation, regardless of who owns it.
Source: Delaware Driver Manual (July 2026), page 59 · Open this page in the manual (Manual page 59)
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Before an IID license is issued, what may you be required to pass?
- A vision screening and a written alcohol exam
- Only a road skills test and a hearing test
- Vision, knowledge and road skills tests
- A hearing test and a knowledge test
Show answer
Correct answer: Vision, knowledge and road skills tests
The manual says you may be required to pass a vision screening, knowledge test and road skills test before an IID license is issued.
Source: Delaware Driver Manual (July 2026), page 59 · Open this page in the manual (Manual page 59)
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Once all IID requirements are met, whom does the DMV authorize to install the device on the approved vehicle(s)?
- An approved IID Vendor
- The offender's own mechanic
- A law enforcement agency
- The Court of Common Pleas
Show answer
Correct answer: An approved IID Vendor
The DMV authorizes an approved IID Vendor to install the device(s) on the approved vehicle(s).
Source: Delaware Driver Manual (July 2026), page 59 · Open this page in the manual (Manual page 59)
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When does the Division issue the IID license?
- As soon as the IID application has been submitted
- After the offender has completed half of the IID period
- After proof of installation and verification of all criteria
- After a court hearing is held on the application
Show answer
Correct answer: After proof of installation and verification of all criteria
Upon proof of installation of the IID, the Division verifies that all criteria have been met and is authorized to issue the IID license.
Source: Delaware Driver Manual (July 2026), page 59 · Open this page in the manual (Manual page 59)
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Who pays the costs associated with the IID program?
- The State of Delaware
- The offender
- The IID vendor
- The Division of Motor Vehicles
Show answer
Correct answer: The offender
The manual says the offender incurs all costs associated with the program.
Source: Delaware Driver Manual (July 2026), page 59 · Open this page in the manual (Manual page 59)
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If a DUI offender chooses to obtain the IID license, how long must the IID stay on the vehicle(s)?
- Only until the original revocation would have ended
- Half of the IID period if there are no violations
- Until the vendor sends a letter after three months
- The entire IID period, even if revocation would end sooner
Show answer
Correct answer: The entire IID period, even if revocation would end sooner
The offender must keep the device on the vehicle(s) for the entire IID period, regardless of when the original revocation would otherwise elapse.
Source: Delaware Driver Manual (July 2026), page 59 · Open this page in the manual (Manual page 59)
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The IID time requirement runs from which date?
- The date of the DUI arrest
- The date of IID license issuance
- The date of the conviction
- The date the revocation began
Show answer
Correct answer: The date of IID license issuance
The IID time requirement runs from the date of IID license issuance.
Source: Delaware Driver Manual (July 2026), page 59 · Open this page in the manual (Manual page 59)
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For a first-offense conviction that is not an FOE, how long is the required IID time period, depending on BAC?
- 4 months
- 16 to 28 months
- 30 to 45 days
- 12 to 23 months
Show answer
Correct answer: 12 to 23 months
For a first offense conviction that is not an FOE, the IID period is 12 to 23 months depending on BAC.
Source: Delaware Driver Manual (July 2026), page 59 · Open this page in the manual (Manual page 59)
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For a second-offense conviction, how long is the required IID time period, depending on BAC?
- 16 to 28 months
- 12 to 23 months
- 21 to 33 months
- 60 days
Show answer
Correct answer: 16 to 28 months
For a second offense conviction, the IID period is 16 to 28 months depending on BAC.
Source: Delaware Driver Manual (July 2026), page 59 · Open this page in the manual (Manual page 59)
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For a third-offense conviction, how long is the required IID time period, depending on BAC?
- 12 to 23 months
- 16 to 28 months
- 21 to 33 months
- 90 days
Show answer
Correct answer: 21 to 33 months
For a third offense conviction, the IID period is 21 to 33 months depending on BAC.
Source: Delaware Driver Manual (July 2026), page 59 · Open this page in the manual (Manual page 59)
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For a fourth or subsequent conviction, how long is the required IID time period?
- At least 54 months
- At least 24 months
- At least 36 months
- At least 60 months
Show answer
Correct answer: At least 54 months
For a fourth and subsequent conviction, the IID period is at least 54 months.
Source: Delaware Driver Manual (July 2026), page 59 · Open this page in the manual (Manual page 59)
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What may the Division do if an IID participant does not comply with the program requirements?
- Shorten the time period by half, for good behavior
- Only issue a written warning, with no other action
- Extend the time periods or disqualify the participant
- Transfer the participant to the FOE program
Show answer
Correct answer: Extend the time periods or disqualify the participant
The Division may extend the IID time periods or disqualify a participant from the program for non-compliance.
Source: Delaware Driver Manual (July 2026), page 59 · Open this page in the manual (Manual page 59)
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What must a DUI offender do if they do not apply for the IID program?
- Serve half the revocation, then drive with a restricted license
- Serve the entire revocation and not drive during it
- Serve the revocation but drive to work and school
- Serve the revocation but drive with a licensed passenger
Show answer
Correct answer: Serve the entire revocation and not drive during it
An offender who does not apply for the IID program must serve the entire revocation and may not drive during this period.
Source: Delaware Driver Manual (July 2026), page 59 · Open this page in the manual (Manual page 59)
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What should you avoid taking before a long trip?
- Any fluids during the trip
- Any food at all, even a light snack
- Any vitamins or nutrition supplements
- Any medicine that can make you drowsy
Show answer
Correct answer: Any medicine that can make you drowsy
The manual says not to take any medicine that can make you drowsy.
Source: Delaware Driver Manual (July 2026), page 134 · Open this page in the manual (Manual page 134)
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A crash must be reported when a driver appears impaired by alcohol or drugs and property damage is apparently at least how much?
- $250.00
- $1,000.00
- $2,000.00
- $5,000.00
Show answer
Correct answer: $1,000.00
The manual requires a report when an impaired driver is involved and property damage is apparently $1,000.00 or more.
Source: Delaware Driver Manual (July 2026), page 141 · Open this page in the manual (Manual page 141)