Polaris is always within how many degrees of the north pole?

Question:

Polaris is always within how many degrees of the north pole? 

A. 0.1 degree 
B. 0.2 degree 
C. 1 degree 
D. 0.5 degree

Answer:  C. 1 degree 

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Question:

Which statement is TRUE concerning "night effect" and the reception of radio signals? 

A. During "night effect", polarization is at a minimum 
B. "Night effect" is caused by rapid changes in the ionosphere 
C. "Night effect" is most prevalent late at night 
D. "Night effect" is caused by all of the polarized ground waves being vertical

Answer:  B. "Night effect" is caused by rapid changes in the ionosphere 

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Question:

What is a common occurrence when a vessel is running into a shallow water? 

A. "squat" will cause a decrease in bottom clearance and an increase in draft 
B. "squat" will cause an increase in bottom clearance and an increase in draft 
C. "squat" will cause an increase in bottom clearance and a decrease in draft 
D. "squat" will cause a decrease in bottom clearance and a decrease in draft

Answer:  A. "squat" will cause a decrease in bottom clearance and an increase in draft 

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Seafarer's board exam

Question: 

The interval between the sun’s upper limb being in the horizon and its center being 12° below is called: 

A. Nautical twilight 
B. Astronomical twilight 
C. Observational twilight 
D. Civil twilight


Answer:   A. Nautical twilight 

Question: 

The dividing meridian between zone descriptions +4 and +5 is _____. 

A. 75° 00’ E 
B. 60° 00’ E 
C. 67° 30’ W 
D. 60° 30’ W


Answer:    C. 67° 30’ W 


Question: 

Physical checks of gyro, azimuth circle and pelorus include the following, EXCEPT: 

A. align peloruses with fore-and-aft line of the ship 
B. synchronize gyro repeaters with master gyro 
C. ensure azimuth circle and peloruses are in good condition 
D. align the compass north to the fore and aft line of the ship



Answer:    A. align peloruses with fore-and-aft line of the ship 


Question: 

The bending of a wave as it passes an obstruction is called _________. 

A. persistence 
B. refraction 
C. diffraction 
D. attenuation


Answer:   C. diffraction 

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How many degrees north or south of the Tropic of Cancer is the Arctic Circle?

How many degrees north or south of the Tropic of Cancer is the Arctic Circle? 

A. 23° 27’ South 
B. 44° 06’ North 
C. 44° 06’ South 
D. 23° 27’ North

ANSWER: 44° 06’ North



QUESTION:

Automatic device for steering a vessel by means of control signals received from a gyro compass is called _____. 

A. gyropilot 
B. gyro repeater 
C. automatic pilot
D. gyroscopic steering


ANSWER: gyropilot 




QUESTION:

What is the length of a nautical mile? 

A. 5,280 meters 
B. 1,760 yards 
C. 6,076 feet 
D. 1,850 meters

ANSWER: 6,076 feet 

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MARINA EXAM GUIDE

QUESTION:

 A Mercator Chart is a:

A. Cylindrical projection

B. Polyconic projection

C. Simple conic projection

D. Rectangular projection

ANSWER: Cylindrical projection

QUESTION:

 Isogonic lines are lines on a chart indicating:

 A. Magnitic dip

 B. the Magnetic Latitude

 C. Ponits of Zero variation

 D. Points of equal variation

ANSWER: Points of equal variation

QUESTION:

 The revision of a chart is printed on what area of the chart?

A. Lower left center

B. Top center

C. part of the title

D. any clear area around the neat line

ANSWER: Lower left center

QUESTION:

 The visibility of lights indicated in the charts is in nautical miles for:

A.  height of the observer's eye 15 feet above the water

 B. Luminous range of the light

 C. Geographic range of the light

 D. Charted range of the light

ANSWER: Charted range of the light

QUESTION:

 Which chart symbol indicates that the bottom is coral?

A. R

B. Sh

C. Cl

D. Co

ANSWER: Co

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What is a chart that covers a large area?

COMPETENCE 1 PLAN AND CONDUCT A PASSAGE AND DETERMINATION POSITION

QUESTION:

What is a chart that covers a large area?

A. General chart

B. Small scale chart

C. Coastal chart

D. Large scale chart

ANSWER: 

Small scale chart

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QUESTION:

Isogonic lines are lines on a chart indicating:

A. Magnitic dip

B. the Magnetic Latitude

C. Ponits of Zero variation

D.  Points of equal variation

ANSWER:

Points of equal variation

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QUESTION:

The revision of a chart is printed on what area of the chart?

A.Lower left center

B.Top center

C.part of the title

D.any clear area around the neat

ANSWER:

Lower left center

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The shortest distance between any two points on earth defines a __________.

GUIDE QUESTIONNAIRES for seafarers. COMPETENCE 1 PLAN AND CONDUCT A PASSAGE AND DETERMINATION POSITION

# 17-18 AND 19

QUESTION:

The shortest distance between any two points on earth defines a __________.

A.Great circle

B.Rhumb line

C.Mercator

D.Small cirle

ANSWER: Great circle

QUESTION: 

Your vessel's heading is 330°pgc and 345°psc with a 2°E gyro error. If there is a variation of 6°W, what is the deviation on this heading?

A.7°W

B. 4°E

C.3°W

D.0°

ANSWER: 7°W

QUESTION: 

Your vessel's heading is 330°pgc and 345°psc with a 2°E gyro error. If there is a variation of 13°W, what is the deviation on this heading?

A.4°E

B.7°W

C.3°W

D.0°

ANSWER: 0°

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What is the deviation on this Heading?

COMPETENCE 1 PLAN AND CONDUCT A PASSAGE AND DETERMINATION POSITION

QUESTION:

Your vessel's heading is 330°pgc and 345°psc with a 2°E gyro error. If there is a variation of 10°W, what is the deviation onthis heading?

A.4°E

B.7°W

C.3°W

 D. 0 °

ANSWER: 3°W

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COMPETENCE 1 PLAN AND CONDUCT A PASSAGE AND DETERMINATION POSITION

QUESTION: # 13

What is a phenomenon in which the axis of an object wobbles when torque is applied?

A.Torque-induced precession

B.Wobble parallax

C.Equinoctial eccentricity

D. Gyroscopic inertia

ANSWER: Torque-induced precession

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COMPETENCE 1 PLAN AND CONDUCT A PASSAGE AND DETERMINATION POSITION

QUESTION: #11

Which of these is an echo sounder transducer type?

A. Magnetostriction

B. Diesel-electric

C. Piezo-hydraulic

D. Blue-diode

ANSWER: Magnetostriction

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COMPETENCE 1 PLAN AND CONDUCT A PASSAGE AND DETERMINATION POSITION

QUESTION:

What is the nature of the beam transmitted by echo sounder?

A. Linear

B. Hyperbolic

C. Parabolic

D. Directional

ANSWER: Directional

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What is the speed of sound in the water?

QUESTION:

What is the speed of sound in the water?

• 1.5 kilometers per second
• 0.8 kilometer per second
• 1.1 kilometers per second
• 1.3 kilometers per second

ANSWER:  1.5 kilometers per second

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Guide questionnaires with your smart gadgets

QUESTION: 

Where can the data relating to the direction and velocity of rotary tidal currents be found?

• Tide Tables 
• Nautical Almanac 
• Mariner's Guide 
• Tidal Current Tables

ANSWER:  Tidal Current Tables

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Marina Questionnaire # 14

QUESTION: 

What is an error in a gyrocompass caused by rapid changes in course, speed and latitude causing deviation before the gyro can adjust itself?

• Parallax error 
• Stream error 
• Error of collimation 
• Rapid error

ANSWER: Stream error 

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GUIDE QUESTIONNAIRES for seafarers Competence 1

The Annual Publication of Database of Questionnaires is mandated in Republic Act 10635 or the Act Establishing the 

Maritime Industry Authority (MARINA) as the Single Maritime Administration Responsible for the Implementation and 

Enforcement of the 1978 International Convention on Standards of Training, Certification and Watchkeeping for Seafarers, 

1978, as amended and International Agreements or Covenants related thereto and its Implementing Rules and Regulations. 

These questions have been reviewed and validated by our Board of Examiners.

You may access these guide questionnaires with your smart gadgets
anywhere and anytime at your convenience. Please consider the
environment before printing.



QUESTION: 

What navigational instrument used to indicate direction by measuring course and bearing?

• Pelorus 
• Sextant 
• Azimuth  circle 
• Compass

ANSWER: Compass

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GUIDE QUESTIONNAIRES for seafarers

GUIDE QUESTIONNAIRES for seafarers

The Annual Publication of Database of Questionnaires is mandated in
Republic Act 10635 or the Act Establishing the Maritime Industry
Authority (MARINA) as the Single Maritime Administration Responsible
for the Implementation and Enforcement of the 1978 International
Convention on Standards of Training, Certification and Watchkeeping
for Seafarers, 1978, as amended and International Agreements or
Covenants related thereto and its Implementing Rules and Regulations.
These questions have been reviewed and validated by our Board of
Examiners.

You may access these guide questionnaires with your smart gadgets
anywhere and anytime at your convenience. Please consider the
environment before printing.


QUESTION:

When using GPS, you may expect your position to be accurate 95% of the time within a radius of __________ meters. 

• 50 m 
• 20 m 
• 10 m 
• 100 m

ANSWER:

• 100 m

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Guide Questionnaires for seafarers August 22 2017

What is the position
obtained by applying only
your vessel's course and
speed to a known
position?

• Fix 
• Applied position 
• Dead-reckoning 
• Probable position

ANS. Dead-reckoning

What is the position
obtained by applying
estimated current and
wind to your vessel's
course and speed?

• Estimated position 
• Applied position 
• Dead-reckoning position
• Assumed position

ANS. Estimated position 

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