COMPETENCE 1 – Plan and Conduct a Passage and Determine Position
#1. An alternating light:
Incorrect!
#2. When the moon is new or full, which type of tides occur?
Incorrect!
#3. At 0000 you fix your position and change course to 090°T. At 0030 you again fix your position and it is 0.5 mile east of your DR. Which statement is TRUE?
Incorrect!
#4. A celestial body will cross the prime vertical circle when the latitude is numerically:
Incorrect!
#5. When using an echo sounder in deep water, it is NOT unusual to:
Incorrect!
#6. Mean high water is the reference plane used for:
Incorrect!
#7. In the Northern Hemisphere, the largest waves or swells created by a typhoon or hurricane will be located:
Incorrect!
#8. A position on the Earth has a longitude of 74°10’E. Its celestial counterpart would have a:
Incorrect!
#9. The intensity of a hurricane as it reaches higher latitudes and cooler waters:
Incorrect!
#10. Stormy weather is usually associated with regions of:
Incorrect!
#11. A vertex of the navigational triangle is NOT located at the:
Incorrect!
#12. Barometer readings in weather reports are given in terms of pressure at:
Incorrect!
#13. All of the following can be found on a Pilot Chart EXCEPT information concerning the:
Incorrect!
#14. Why are low altitude sun sights not generally used?
Incorrect!
#15. The summer solstice is the point where the Sun is at:
Incorrect!
#16. You are proceeding up a channel at night. It is marked by a range which bears 185°T. You steady up on a compass course of 180° with the range in line dead ahead. This indicates that you:
Incorrect!
#17. The point where the vertical rise or fall of tide has stopped is referred to as:
Incorrect!
#18. The winter solstice is the point where the Sun is at:
Incorrect!
#19. With respect to failure warnings and status indications, GPS receivers should provide, at a minimum:
Incorrect!
#20. A steep barometric gradient indicates:
Incorrect!
#21. During the month of October the Sun’s declination is:
Incorrect!
#22. The FIRST indications a mariner will have of the approach of a warm front will be:
Incorrect!
#23. The autumnal equinox is the point where the Sun is at:
Incorrect!
#24. If the magnetic heading is greater than the compass heading, the deviation is:
Incorrect!
#25. What is the length of a nautical mile?
Incorrect!
#26. What does not contribute to the commercial GPS receiver position error?
Incorrect!
#27. The GHA of the first point of Aries is 315deg. and the GHA of a planet is 150deg.. What is the right ascension of the planet?
Incorrect!
#28. The standard time meridian for description +12 is:
Incorrect!
#29. The Milky Way is an example of a:
Incorrect!
#30. In a microbarograph, the pen should be checked and the inkwell filled:
Incorrect!
#31. What will act to dissipate fog?
Incorrect!
#32. A great circle will intersect the equator at how many degrees of longitude apart?
Incorrect!
#33. How is variation indicated on a small-scale nautical chart?
Incorrect!
#34. In the horizon system of coordinates what is equivalent to the poles on the Earth?
Incorrect!
#35. The date is the same all over the world at:
Incorrect!
There are 35 questions for the actual examination for Competence 1 for OIC-NW with a passing rate of 70%. This means that you are only allowed to make 10 mistakes.
DISCLAIMER
The questionnaires contained in this “reviewer” are extracted from the post released by MARINA on their official website and other review materials. Please note that Seaman Kowts is not affiliated with, endorsed by, or connected to the official website of MARINA. The information provided on this website is for general informational and educational purposes only and should not be relied upon as official or authoritative. If you require official information or services, please visit the official website or any relevant review center. We do not assume any responsibility or liability for any consequences resulting from the use of information or services provided on this website.