OUPV Six-Pack: Key Concepts in Lights and Day Shapes -
Module 1 Lesson 5
rules concerning lights shall be complied from - correct answer ✔✔sunset to sunrise OR in restricted
visibility
day shapes must be displayed - correct answer ✔✔during the day even in restricted visibility
Masthead light requirements - correct answer ✔✔white light, shown forward and aft 225 degrees. 22,5
degrees abaft beam on each side
sidelights - correct answer ✔✔red on port green on starboard, 112.5 degrees each, 22.5 abaft the beam
sternlight - correct answer ✔✔white light placed on stern, 135 degrees, 67.5 degrees from right aft on
each side of the vessel
towing light - correct answer ✔✔a yellow light having the same characteristics as the sternlight, 135
degrees, 67.5
All-round light - correct answer ✔✔a light showing an unbroken over a 360 degree arc of the horizon
flashing light - correct answer ✔✔light flashing at regular intervals at 120 or more per minute
power option - correct answer ✔✔sigelights, all around white light
power driven lights - correct answer ✔✔side lights, masthead lights, sternlight
sail only option - correct answer ✔✔sidelights, sternlight, or top of mast side lights and sternlight
, power driven vessel less than 7 mters in length and max speed not more than 7 knots may have - correct
answer ✔✔just all-round white light
power driven underway less than 12 meters lights - correct answer ✔✔side lights and stern light
power driven underway more than 12 meters but less than 50 meters - correct answer ✔✔forward
masthead light, sidelights, sternlight
power driven more than 50 meters - correct answer ✔✔forward masthead light, seond masthead light
abaft and higher, sidelights, sternlight
power-driven when towing total length less than 200 meters shall exhibit - correct answer ✔✔two
vertical masthead lights, sidelights, yellow towing light vertical above sternlight
power-driven towing vessel greater than 200 meters from stern of towing vessel - correct answer
✔✔three vertival measthead lights, side lights, sternlight and yellow towing light above sternlight
towing vessel day shape >200 meters - correct answer ✔✔black diamond
a pushing vessel rigidly connected in a composite unit is regarded as - correct answer ✔✔a normal
power driven vessel
power driven vessel pushing ahead or towing alongside not composite unit - correct answer ✔✔two
mast headlights in vertical line, sidelights, sternlight
vessel or object being towed shall exhibit - correct answer ✔✔sidelights, sternlight, but when being
pushed from behind is extinguished to not blind driver
vessel or object being pushed >200 meters - correct answer ✔✔black diamond day shape
Inconspicuous, partly submerged vessel or object - correct answer ✔✔<25 meters in breadth= one all-
round white light at each end except dracones
Module 1 Lesson 5
rules concerning lights shall be complied from - correct answer ✔✔sunset to sunrise OR in restricted
visibility
day shapes must be displayed - correct answer ✔✔during the day even in restricted visibility
Masthead light requirements - correct answer ✔✔white light, shown forward and aft 225 degrees. 22,5
degrees abaft beam on each side
sidelights - correct answer ✔✔red on port green on starboard, 112.5 degrees each, 22.5 abaft the beam
sternlight - correct answer ✔✔white light placed on stern, 135 degrees, 67.5 degrees from right aft on
each side of the vessel
towing light - correct answer ✔✔a yellow light having the same characteristics as the sternlight, 135
degrees, 67.5
All-round light - correct answer ✔✔a light showing an unbroken over a 360 degree arc of the horizon
flashing light - correct answer ✔✔light flashing at regular intervals at 120 or more per minute
power option - correct answer ✔✔sigelights, all around white light
power driven lights - correct answer ✔✔side lights, masthead lights, sternlight
sail only option - correct answer ✔✔sidelights, sternlight, or top of mast side lights and sternlight
, power driven vessel less than 7 mters in length and max speed not more than 7 knots may have - correct
answer ✔✔just all-round white light
power driven underway less than 12 meters lights - correct answer ✔✔side lights and stern light
power driven underway more than 12 meters but less than 50 meters - correct answer ✔✔forward
masthead light, sidelights, sternlight
power driven more than 50 meters - correct answer ✔✔forward masthead light, seond masthead light
abaft and higher, sidelights, sternlight
power-driven when towing total length less than 200 meters shall exhibit - correct answer ✔✔two
vertical masthead lights, sidelights, yellow towing light vertical above sternlight
power-driven towing vessel greater than 200 meters from stern of towing vessel - correct answer
✔✔three vertival measthead lights, side lights, sternlight and yellow towing light above sternlight
towing vessel day shape >200 meters - correct answer ✔✔black diamond
a pushing vessel rigidly connected in a composite unit is regarded as - correct answer ✔✔a normal
power driven vessel
power driven vessel pushing ahead or towing alongside not composite unit - correct answer ✔✔two
mast headlights in vertical line, sidelights, sternlight
vessel or object being towed shall exhibit - correct answer ✔✔sidelights, sternlight, but when being
pushed from behind is extinguished to not blind driver
vessel or object being pushed >200 meters - correct answer ✔✔black diamond day shape
Inconspicuous, partly submerged vessel or object - correct answer ✔✔<25 meters in breadth= one all-
round white light at each end except dracones
