DOP IFSTA Written Exam: Missed Questions,
Correct Answers, and Comprehensive Review
Study Guide (2026–2027)
1. Which of the following apparatus are the most efficient for use in water
shuttle operations? (419)
A. Converted fueltankers
B. Tenders with no fire pumps
C. Tenders with water tanks with less than 2,500 gallons (10 000 L) and
rapid unloading capabilities
D. Tenders with water tanks with more than 2,500 gallons (10 000 L) and
rapid unloading capabilities - ANSWER C. Tenders with water tanks
with less than 2,500 gallons (10 000 L) and rapid unloading
capabilities
2. Vacuum tankers are self-filling from a static water source at a rate of up to
___ gpm (L/min) with lift capability of up to ___ feet (m). (420)
A. 1,000 gpm (4 000 L); 22 feet (6.7 m)
B. 2,000 gpm (8 000 L); 22 feet (6.7 m)
C. 1,000 gpm (4 000 L); 32 feet (9.8 m)
D. 2,000 gpm (8 000 L); 32 feet (9.8 m) - ANSWER B. 2,000 gpm (8 000
L); 22 feet (6.7 m)
3. 6. Most water tenders carry from ___ to ___ gallons (L) of water. (419)
A. 1,000 to 2,000 gallons (4 000 to 8 000 L)
B. 1,000 to 2,500 gallons (4 000 to 10 000 L)
C. 1,500 to 2,500 gallons (6 000 to 10 000 L)
, D. 1,500 to 3,000 gallons (6 000 to 12 000 L) - ANSWER D. 1,500 to 3,000
gallons (6 000 to 12 000 L)
4. Water tenders must have a tank-to-pump line capable of supplying the
pump with 500 gpm (2 000 L/min) until at least ___ of the tank is empty.
(421)
A. 50%
B. 60%
C. 70%
D. 80% - ANSWER D. 80%
5. Water tenders must be equipped with at least one external connection to
allow filling at a minimum rate of: (421)
A. 1,000 gpm (4 000 L).
B. 2,000 gpm (8 000 L).
C. 2,500 gpm (10 000 L).
D. 3,000 gpm (12 000 L). - ANSWER A. 1,000 gpm (4 000 L).
6. Water tenders must have a discharge capable of emptying ___ of the tank
volume at an average rate of 1,000 gpm (4 000 L/min). (421)
A. 75%
B. 80%
C. 85%
D. 90% - ANSWER D. 90%
7. Water tenders must have a pump-to-tank fill line that is at least: (421)
A. 2 inches in diameter.
B. 2 ½ inches in diameter.
C. 3 inches in diameter.
, D. 4 inches in diameter. - ANSWER A. 2 inches in diameter.
8. IFSTA recommends that ___ be used to fill tenders at all fill site operations.
(431)
A. an engine
B. a hydrant
C. a pumper
D. a water tender - ANSWER C. a pumper
9. When positioning at a hydrant, the driver/operator should connect, at a
minimum: (431)
A. a booster line from the hydrant to the pumper.
B. two 2 ½-inch (65 mm) hoses from the hydrant.
C. a large diameter intake hose between the large pump intake and the
steamer connection on the hydrant.
D. small diameter lines between the 2½-inch (65 mm) hydrant outlet(s)
and the auxiliary intake(s) on the pump. - ANSWER C. a large
diameter intake hose between the large pump intake and the
steamer connection on the hydrant.
10.If a static water supply source is completely inaccessible to pumpers, two or
more high-volume portable pumps may be used to relay water to the fill
site pumper, if there is less than ___ feet (m) between the source and the
pumper. (431)
A. 50 feet (15 m)
B. 100 feet (30 m)
C. 150 feet (45 m)
D. 200 feet (60 m) - ANSWER B. 100 feet (30 m)
11.The stopping point for the driver/operator should be marked by: (432)
, A. the hydrant.
B. a traffic cone.
C. another pumper or tender.
D. the Incident Commander vehicle. - ANSWER B. a traffic cone.
12.If available, ___ inch (mm) hose should be used to fill tenders as it allows
for quicker filling of the tank. (433)
A. 1½-inch (38 mm)
B. 2½-inch (65 mm)
C. 3-inch (77 mm)
D. 4-inch (100 mm) - ANSWER C. 3-inch (77 mm)
13.Each hoseline should have a ___ installed between the last section and next
to last section of hose. (433)
A. gate valve
B. gated wye
C. butterfly valve
D. sexless coupling - ANSWER A. gate valve
14.It is recommended that the fill site pumper remain ___ with the tender fill
lines charged at all times. (434)
A. in gear
B. in park
C. moving
D. shut off - ANSWER A. in gear
15.While filling is taking place, the driver/operator should: (435)
A. remain in the cab of the apparatus.
Correct Answers, and Comprehensive Review
Study Guide (2026–2027)
1. Which of the following apparatus are the most efficient for use in water
shuttle operations? (419)
A. Converted fueltankers
B. Tenders with no fire pumps
C. Tenders with water tanks with less than 2,500 gallons (10 000 L) and
rapid unloading capabilities
D. Tenders with water tanks with more than 2,500 gallons (10 000 L) and
rapid unloading capabilities - ANSWER C. Tenders with water tanks
with less than 2,500 gallons (10 000 L) and rapid unloading
capabilities
2. Vacuum tankers are self-filling from a static water source at a rate of up to
___ gpm (L/min) with lift capability of up to ___ feet (m). (420)
A. 1,000 gpm (4 000 L); 22 feet (6.7 m)
B. 2,000 gpm (8 000 L); 22 feet (6.7 m)
C. 1,000 gpm (4 000 L); 32 feet (9.8 m)
D. 2,000 gpm (8 000 L); 32 feet (9.8 m) - ANSWER B. 2,000 gpm (8 000
L); 22 feet (6.7 m)
3. 6. Most water tenders carry from ___ to ___ gallons (L) of water. (419)
A. 1,000 to 2,000 gallons (4 000 to 8 000 L)
B. 1,000 to 2,500 gallons (4 000 to 10 000 L)
C. 1,500 to 2,500 gallons (6 000 to 10 000 L)
, D. 1,500 to 3,000 gallons (6 000 to 12 000 L) - ANSWER D. 1,500 to 3,000
gallons (6 000 to 12 000 L)
4. Water tenders must have a tank-to-pump line capable of supplying the
pump with 500 gpm (2 000 L/min) until at least ___ of the tank is empty.
(421)
A. 50%
B. 60%
C. 70%
D. 80% - ANSWER D. 80%
5. Water tenders must be equipped with at least one external connection to
allow filling at a minimum rate of: (421)
A. 1,000 gpm (4 000 L).
B. 2,000 gpm (8 000 L).
C. 2,500 gpm (10 000 L).
D. 3,000 gpm (12 000 L). - ANSWER A. 1,000 gpm (4 000 L).
6. Water tenders must have a discharge capable of emptying ___ of the tank
volume at an average rate of 1,000 gpm (4 000 L/min). (421)
A. 75%
B. 80%
C. 85%
D. 90% - ANSWER D. 90%
7. Water tenders must have a pump-to-tank fill line that is at least: (421)
A. 2 inches in diameter.
B. 2 ½ inches in diameter.
C. 3 inches in diameter.
, D. 4 inches in diameter. - ANSWER A. 2 inches in diameter.
8. IFSTA recommends that ___ be used to fill tenders at all fill site operations.
(431)
A. an engine
B. a hydrant
C. a pumper
D. a water tender - ANSWER C. a pumper
9. When positioning at a hydrant, the driver/operator should connect, at a
minimum: (431)
A. a booster line from the hydrant to the pumper.
B. two 2 ½-inch (65 mm) hoses from the hydrant.
C. a large diameter intake hose between the large pump intake and the
steamer connection on the hydrant.
D. small diameter lines between the 2½-inch (65 mm) hydrant outlet(s)
and the auxiliary intake(s) on the pump. - ANSWER C. a large
diameter intake hose between the large pump intake and the
steamer connection on the hydrant.
10.If a static water supply source is completely inaccessible to pumpers, two or
more high-volume portable pumps may be used to relay water to the fill
site pumper, if there is less than ___ feet (m) between the source and the
pumper. (431)
A. 50 feet (15 m)
B. 100 feet (30 m)
C. 150 feet (45 m)
D. 200 feet (60 m) - ANSWER B. 100 feet (30 m)
11.The stopping point for the driver/operator should be marked by: (432)
, A. the hydrant.
B. a traffic cone.
C. another pumper or tender.
D. the Incident Commander vehicle. - ANSWER B. a traffic cone.
12.If available, ___ inch (mm) hose should be used to fill tenders as it allows
for quicker filling of the tank. (433)
A. 1½-inch (38 mm)
B. 2½-inch (65 mm)
C. 3-inch (77 mm)
D. 4-inch (100 mm) - ANSWER C. 3-inch (77 mm)
13.Each hoseline should have a ___ installed between the last section and next
to last section of hose. (433)
A. gate valve
B. gated wye
C. butterfly valve
D. sexless coupling - ANSWER A. gate valve
14.It is recommended that the fill site pumper remain ___ with the tender fill
lines charged at all times. (434)
A. in gear
B. in park
C. moving
D. shut off - ANSWER A. in gear
15.While filling is taking place, the driver/operator should: (435)
A. remain in the cab of the apparatus.
