2026 CERTIFICATION EVALUATION
QUESTIONS AND SOLUTIONS GRADED A+
●● Direct current.
Answer: positive and negative connection
●● Hybrid PV.
Answer: Includes another source of power, such as generator, wind
turbine, or microhydro
●● Self-regulating system.
Answer: No charge controller; not charge over 3% battery capacity in an
hour; small loads relative to size of battery and PV (coastguard buoy)
●● Height required for fall protection.
Answer: 6 feet
●● ladder ratio.
Answer: 1 (width) to 4 (height)
●● height of ladder above roof.