TEXAS IRRIGATOR LICENSE EXAM (LATEST 2026
UPDATE) ACTUAL EXAM QUESTIONS AND CORRECT
DETAILED ANSWERS / TCEQ 2026 |ALREADY GRADED A+
Which of the following describes the rate at which is applied by
sprinkler heads in a certain pattern:
a. precipitation rate
b. infiltration rate
c. application rate
d. absorption rate
e. A & C
e. A & C
Absorption rate is define as:
a. how fast the water can be absorbed in the atmosphere
b. rate that run-off is absorbed in the ground
c. the same as application rate
d. rate at which soil will accept water
d. rate at which soil will accept water
Static pressure minus all pressure losses will give you:
a. design pressure
b. actual head pressure
c. minimum head pressure
d. pressure to design to
b. actual head pressure
pg. 1
,The degrees of coverage of a sprinkler from one side of a pattern to
the other is:
a. application rate
b. percolation rate
c. the trajectory
d. the arc
d. the arc
A timing device which signals the automatic valves to open or close is
called a:
a. remote control valve
b. controller
c. clock
d. timer
e. B, C, and D
e. B, C, and D
A device used to turn a quick coupler valve on and off is:
a. a sprinkler key
b. a quick coupler key
c. a faucet handle
d. a solenoid
b. a quick coupler key
Minimum head pressure plus the total of all pressure losses equals:
pg. 2
,a. design pressure
b. actual head pressure
c. hydrualics
d. operating pressure
a. design pressure
A graphic representation of precipitation is called:
a. a plan
b. an irrigation design
c. a water audit
d. a densogram
d. a densogram
The flexible portion of the remote control valve which regulates the
passage of water through the valve is called:
a. flow control handle
b. the solenoid
c. a diaphragm
d. external manual bleed
c. a diaphragm
A device used in electrical troubleshooting is:
a. a sensor
b. an electrical control valve
c. a check valve
pg. 3
, d. a digital multimeter
d. a digital multimeter
Which device can be used to prevent freezing of water in the piping?
a. pressure relief valve
b. drain valve
c. pump
d. air relief valve
b. drain valve
Slow application rates expressed in GPH are usually referring to what
type of irrigation:
a. spray heads
b. drip irrigation
c. micro-spray heads
d. rotary heads
b. drip irrigation
What small mechanical device is used to limit water flow to a very
low drip or trickle?:
a. a flood bubbler
b. a micro-spray
c. a multi-stream rotary
d. an emitter
d. an emitter
pg. 4
UPDATE) ACTUAL EXAM QUESTIONS AND CORRECT
DETAILED ANSWERS / TCEQ 2026 |ALREADY GRADED A+
Which of the following describes the rate at which is applied by
sprinkler heads in a certain pattern:
a. precipitation rate
b. infiltration rate
c. application rate
d. absorption rate
e. A & C
e. A & C
Absorption rate is define as:
a. how fast the water can be absorbed in the atmosphere
b. rate that run-off is absorbed in the ground
c. the same as application rate
d. rate at which soil will accept water
d. rate at which soil will accept water
Static pressure minus all pressure losses will give you:
a. design pressure
b. actual head pressure
c. minimum head pressure
d. pressure to design to
b. actual head pressure
pg. 1
,The degrees of coverage of a sprinkler from one side of a pattern to
the other is:
a. application rate
b. percolation rate
c. the trajectory
d. the arc
d. the arc
A timing device which signals the automatic valves to open or close is
called a:
a. remote control valve
b. controller
c. clock
d. timer
e. B, C, and D
e. B, C, and D
A device used to turn a quick coupler valve on and off is:
a. a sprinkler key
b. a quick coupler key
c. a faucet handle
d. a solenoid
b. a quick coupler key
Minimum head pressure plus the total of all pressure losses equals:
pg. 2
,a. design pressure
b. actual head pressure
c. hydrualics
d. operating pressure
a. design pressure
A graphic representation of precipitation is called:
a. a plan
b. an irrigation design
c. a water audit
d. a densogram
d. a densogram
The flexible portion of the remote control valve which regulates the
passage of water through the valve is called:
a. flow control handle
b. the solenoid
c. a diaphragm
d. external manual bleed
c. a diaphragm
A device used in electrical troubleshooting is:
a. a sensor
b. an electrical control valve
c. a check valve
pg. 3
, d. a digital multimeter
d. a digital multimeter
Which device can be used to prevent freezing of water in the piping?
a. pressure relief valve
b. drain valve
c. pump
d. air relief valve
b. drain valve
Slow application rates expressed in GPH are usually referring to what
type of irrigation:
a. spray heads
b. drip irrigation
c. micro-spray heads
d. rotary heads
b. drip irrigation
What small mechanical device is used to limit water flow to a very
low drip or trickle?:
a. a flood bubbler
b. a micro-spray
c. a multi-stream rotary
d. an emitter
d. an emitter
pg. 4
