USCG Exam PracticeRule 27 — NUC and RAM (lights)
By day, a vessel not under command is required to exhibit which shape(s)?
- ✓ Two balls in a vertical lineCorrect
- B. Three balls in a vertical line
- C. One ball over one diamond in a vertical line
- D. Two diamonds in a vertical line
Why A is correct
33 CFR §83.27(a)(ii) prescribes two balls or similar shapes in a vertical line for a vessel not under command. Three shapes (ball-diamond-ball) are the RAM day signal, not NUC.
Cited:33 CFR §83.27