10 exam-style questions with answers and explanations, straight from our 1,030-question bank. Tap an answer to check yourself. When you're ready, take the scored version in the free practice test.
The CIT exam has 100 questions and runs 3 hours.
These 10 free CIT questions are organized by exam domain, so you can see how each part of the Certified Irrigation Technician (CIT) blueprint is tested. Reveal the answer and explanation under each question.
The current approved elevation specifies a keypad centerline at 1,200 mm AFF. The drawing has been printed at a reduced size, and scaling the keypad position from the paper gives 930 mm. The finished floor is already installed. Which setting-out instruction should the technician follow?
Correct answer: A - Mark the centerline 1,200 mm above the finished floor.
A homeowner has authorized photographs for the installation record only, not for publicity or other uses. A technician frames a photograph of the finished rack so that security codes, addresses, and personal possessions are excluded. Which use stays within that authorization?
Correct answer: C - Upload the photograph to the authorized project record for the installation team.
The design load for a remote DC controller is 0.75 A, and its specified input range is 22.0-26.0 V. The supply maintains 24.0 V at its output under that load. Each of the two cable conductors has 2.0 ohms resistance; connector resistance is negligible. Which conclusion follows for commissioning?
Correct answer: B - 21.0 V reaches the controller; reduce the cable voltage drop.
Acceptance of a digital TV outlet requires all three project limits to be met: signal level 55-75 dBµV, modulation error ratio (MER) at least 30 dB, and bit error ratio (BER) no greater than 0.000001. A field-strength meter reports 72 dBµV, MER 34 dB, and BER 0.0002. What belongs in the test record?
Correct answer: B - Fail: acceptable signal level and MER, but excessive BER.
During second-fix checks, a Cat 6 run passes a continuity-only tester: all eight contacts map straight through. At both ends, contacts 1, 2, 3, and 6 contain white/orange, white/green, orange, and green, respectively. The remaining contacts follow T568B. How should this result be classified?
Correct answer: C - Split pairs hidden by straight-through conductor continuity.
A music streamer's analog LINE OUT sockets have been connected through passive adapters directly to two passive ceiling speakers. Both speaker-cable runs have correct continuity and polarity, but the room has no usable playback level. The component needed between this source and the speakers is:
Correct answer: D - Power amplifier matched to the loudspeaker load.
An eight-port switch has a 120 W PoE budget and a 30 W per-port limit. Existing devices reserve 100 W; unused ports reserve nothing. A compatible access point needs 25 W reserved at the power sourcing equipment, although its measured idle draw is 8 W. This switch admits devices according to reserved power. Which assessment is correct?
Correct answer: D - It exceeds the remaining budget by 5 W despite meeting the per-port limit.
A proposed first-fix cable crossing would pass through the lower flange of an engineered timber I-joist. No approved drilling detail covers this location. A slightly longer route could pass through the web instead. How should the technician handle this crossing?
Correct answer: A - Obtain an approved web route and leave the flange intact.
Water is found in an approved underground conduit before a data-cable pull. The delivered cable is marked UV-resistant but is specified for dry locations only. The conduit will be drained before work resumes. What material decision is still necessary?
Correct answer: A - Use cable documented as suitable for wet locations.
An amplifier's 2U chassis bolts into the front rails of a 19-inch cabinet. There is ample unused rack height, and the combined equipment weight is within the rack rating. However, its rear connectors cannot be fitted without crushing cables against the cabinet's back panel. Which overlooked requirement accounts for this problem?
Correct answer: D - Usable depth with rear connectors and cable bend clearance.
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