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WorksheetsInternational Flags and Pennants
Total questions: 98
Worksheet time: 49mins
Which flag represents the letter 'Alfa' in the International Flags and Pennants chart?
Red and white checkered
Blue and white.
White with blue vertical stripe
White with blue horizontal stripe
Fill in the blank: The flag for the numeral pennant '5' is _________.
Blue and yellow divided horizontally
Red and white divided vertically
Green with a white cross
Yellow with a black dot
Which flag is used as the 'CODE' (Answering Pennant or Decimal Point) in the International Flags and Pennants chart?
Red and white vertical stripes
Blue and white checkered
Red and white horizontal stripes
Yellow and black divided diagonally
Which chapter covers 'SIGNALING INSTRUCTIONS'?
Chapter 1
Chapter 2
Chapter 3
Chapter 4
On which page does 'GENERAL SIGNAL CODE' begin?
27
15
34
42
Which chapter is titled 'MEDICAL SIGNAL CODE'?
Chapter 1
Chapter 2
Chapter 3
Chapter 4
What is the title of Chapter 4?
DISTRESS AND LIFESAVING SIGNALS AND RADIOTELEPHONE PROCEDURES
NAVIGATION RULES AND REGULATIONS
SHIP MAINTENANCE AND SAFETY
MARITIME COMMUNICATION SYSTEMS
What is the purpose of the appendix in this table of contents?
U.S./Russia Supplementary Signals for Naval Vessels
Glossary of Technical Terms
List of References
Index of Chapters
Which index is found on page 153?
Index for Medical Signal Code
Index for Signaling Instructions and General Signal Code
Indexes
On which page does the 'Index for Medical Signal Code' begin?
159
120
175
143
What is the purpose of the International Code of Signals?
To provide ways and means of communication in situations related essentially to safety of navigation and persons, especially when language difficulties arise.
To regulate the speed of ships in international waters.
To establish rules for ship construction and maintenance.
To determine the official languages used on board ships.
Which of the following is NOT a type of signal used in the International Code of Signals? Select the correct option.
Single-letter signals
Two-letter signals
Four-letter signals
Three-letter signals beginning with 'M'
Fill in the blank: The signal 'CP' means 'I am (or vessel indicated is) ______ to your assistance.'
proceeding
waiting
returning
departing
What does the signal 'CP 1' mean?
SAR aircraft is coming to your assistance.
You should prepare to abandon ship.
You are in a restricted area.
You must stop your vessel immediately.
What does the signal 'DY' indicate?
Vessel (name or identity signal) has sunk in lat...long...
Vessel is requesting medical assistance
Vessel is changing course to port
Vessel is experiencing engine failure
What question does the signal 'DY 4' ask?
What is the depth of water where vessel sank?
What is the speed of the vessel?
What is the cargo type?
What is the weather condition?
What does the signal 'HX' mean?
Have you received any damage in collision?
Are you ready to proceed?
Is your cargo secure?
Do you require medical assistance?
What does the signal 'HX 1' mean?
I have received serious damage above the waterline.
I am ready to proceed to the next port.
All crew members are accounted for.
The cargo has been secured properly.
What does the signal 'IN' mean?
I require a diver.
I am surfacing.
I am descending.
I am out of air.
What does the signal 'IN 1' mean?
I require a diver to clear propeller.
I am ready to anchor.
I am altering my course to port.
I require medical assistance.
What is the definition of 'Visual signaling'?
Any method of communication, the transmission of which is capable of being seen.
Any method of communication, the transmission of which is capable of being heard.
Any method of communication, the transmission of which is capable of being felt.
Any method of communication, the transmission of which is capable of being tasted.
What is the definition of 'Sound signaling'?
Any method of passing Morse signals by means of siren, whistle, foghorn, bell, or other sound apparatus.
A method of visual communication using flags and lights.
A technique for measuring sound intensity in decibels.
A process of recording underwater sounds for marine research.
Who is the 'Originator' in signaling terminology?
The authority who orders a signal to be sent.
The person who receives the signal.
The device used to transmit the signal.
The location where the signal is displayed.
What is an 'Identity signal' or call sign?
The group of letters and figures assigned to each station by its administration.
A type of emergency broadcast used in distress situations.
A code used to encrypt radio transmissions.
A signal used to indicate the end of a transmission.
What does 'Station' mean in the context of signaling?
A ship, aircraft, survival craft, or any place at which communications can be effected by any means.
A location where only ships can communicate.
A place where only emergency signals are sent.
A fixed building used for storing signaling equipment.
What is a 'Station of origin'?
The station where the originator submits a signal for transmission, irrespective of the method of communication employed.
The station that receives the signal first before forwarding it.
The station responsible for monitoring all outgoing signals.
The station where the signal is terminated after transmission.
What is a 'Transmitting station'?
The station by which a signal is actually being made.
A station that only receives signals.
A station used for storage of equipment.
A station that monitors weather conditions.
Who is the 'Addressee' in signaling?
The authority to whom a signal is addressed.
The sender of the signal.
The device used for signaling.
The location where the signal originates.
What is a 'Station of destination'?
The station in which the signal is finally received by the addressee.
The station from which the signal is transmitted.
The station where the signal is processed for relay.
The station responsible for signal encryption.
What is a 'Receiving station'?
The station by which a signal is actually being read.
A station that transmits signals to other stations.
A station used for storing equipment.
A station that generates electrical power.
What does 'Procedure' denote in signaling?
The rules drawn up for the conduct of signaling.
The devices used for signaling.
The signals displayed on the track.
The speed limits for trains.
What is a 'Procedure signal'?
A signal designed to facilitate the conduct of signaling.
A signal used to indicate engine failure.
A signal that marks the end of a journey.
A signal used for emergency evacuation.
What is 'Time of origin'?
The time at which a signal is ordered to be made.
The location where a signal is received.
The duration for which a signal lasts.
The frequency of a signal.
What does 'Group' denote in signaling?
More than one continuous letter and/or numeral which together compose a signal.
A single letter used for identification.
A code used for emergency signals only.
A symbol representing a location.
What is a 'Numeral group'?
One or more numerals.
A group of letters.
A collection of symbols.
A set of words.
What is a 'Hoist' in signaling?
One or more groups displayed from a single halyard. A hoist or signal is said to be at the dip when it is hoisted about half of the full extent of the halyards. A hoist or signal is said to be close up when it is hoisted to the full extent of the halyards.
A device used to lift heavy objects in a ship's engine room.
A type of flag used to indicate distress at sea.
A signal sent by radio to communicate with other ships.
What is a 'Tackline'?
A length of halyard about 2 m (6 ft.) long, used to separate each group of flags.
A type of knot used to secure sails.
A signal flag indicating distress.
A rope used to anchor a ship.
Which of the following is NOT a method of signaling mentioned in Chapter 1, Section 3?
Semaphore signaling
Flag signaling
Flashing light signaling
Sound signaling
Voice over a loud hailer
A set of signal flags consists of how many alphabetical flags?
Twenty-six
Ten
Seven
Thirty
In flashing light and sound signaling, a dash is equivalent to ______ units.
three
one
five
seven
In Morse code signaling, the space of time between two complete symbols is equivalent to how many units?
One
Three
Seven
Five
The standard rate of signaling by flashing light is regarded as forty letters per minute.
True
False
Plain language should be used in voice over a loud hailer signaling when:
communicating with non-crew members or the public.
giving technical instructions to the crew.
using coded messages for security.
transmitting confidential information.
Operators using radiotelegraphy or radiotelephony for the transmission of signals should comply with regulations from which organization?
International Maritime Organization
International Telecommunication Union
United Nations
Federal Communications Commission
According to Chapter 1 Section 4: General Instructions, who are signals between vessels made from and to, unless otherwise indicated?
From the Master of the vessel of origin to the Master of the vessel of destination
From the crew to the captain
From the port authority to the vessel
From the vessel to the coast guard
What does the identity signal for ships and aircraft indicate according to Chapter 1 Section 4: General Instructions?
The speed of the vessel
The nationality of a ship or aircraft
The cargo type
The destination port
Fill in the blank: Identity signals may be used for two purposes:
(a) to speak to, or call, a station; (b) to speak of, or indicate, a station.
(a) to transmit data; (b) to receive instructions.
(a) to identify equipment; (b) to log activities.
(a) to send emergency alerts; (b) to confirm receipt of messages.
Which of the following is an example of using an identity signal to communicate with a vessel according to Chapter 1 Section 4: General Instructions?
A) "YP LABC" = "I wish to communicate with vessel LABC by ..."
B) "RV Gibraltar" = "You should proceed to Gibraltar"
C) "DI 20" = "I require boats for 20 persons."
D) "LT A120 T1540" = "Your bearing from me is 120° at (local time) 1540"
Fill in the blank: Names of vessels and/or places are to be spelled out.
"RV Gibraltar" means "You should proceed to Gibraltar".
"RV Gibraltar" means "You should avoid Gibraltar".
"RV Gibraltar" means "You should anchor at Gibraltar".
"RV Gibraltar" means "You should contact Gibraltar authorities".
How are numbers to be signaled according to Chapter 1 Section 4: General Instructions?
By the numeral pennants of the Code
By flashing light or sound signaling using numerals in Morse Code
By radiotelephony or loud hailer using code words
By spelling out the numbers in English
Fill in the blank: The position of accident (or survival craft) is marked by sea marker and signaled as ?
AC F J 22
BC G H 11
DC K L 33
EC M N 44
What does the letter "A" indicate when preceding azimuth or bearing signals according to Chapter 1 Section 4: General Instructions?
It indicates the answer is approximate
It indicates the answer is true
It indicates the answer is false
It indicates the answer is measured in miles
What does “MD 025” mean?
My course is 025°
My course is 250°
My course is 025 knots
My course is 359°
What does “GR C240 S18” mean?
Vessel coming to your rescue is steering course 240°, speed 18 knots
Vessel requesting assistance is located at course 240°, speed 18 knots
Vessel is reporting its position as course 240°, speed 18 knots
Vessel is changing its course to 240°, speed 18 knots
What does “D15” mean?
15 April or any other date in April
15 December or any other date in December
15 May or any other date in May
15 June or any other date in June
What does “D1504” mean?
15 April
15 May
4 December
5 October
What does “D181063” mean?
18 October 1963
18 January 1963
10 August 1963
16 March 1963
What does “L3740S” mean?
Latitude 37°40’S
Longitude 37°40’S
Latitude 37°40’N
Longitude 37°40’N
What does “G13925E” mean?
Longitude 139°25’ E
Latitude 13°92’ 5” E
Longitude 13°92’ 5” E
Latitude 139°25’ E
What does “OV A080 R10” mean?
Mine(s) is (are) believed to be bearing 080° from me, distance 10 miles
Mine(s) is (are) believed to be bearing 080° from me, distance 10 kilometers
Mine(s) is (are) believed to be bearing 180° from me, distance 10 miles
Mine(s) is (are) believed to be bearing 080° from me, distance 100 miles
Speed is indicated by figures preceded by: (a) the letter “S” to denote speed in knots, or (b) the letter “V” to denote speed in kilometers per hour. Which letter is used to denote speed in knots?
S
K
N
V
What does the signal "BQ S300" mean?
The speed of my aircraft in relation to the surface of the earth is 300 knots.
The speed of my aircraft in relation to the surface of the earth is 300 kilometers per hour.
The altitude of my aircraft is 300 feet.
The heading of my aircraft is 300 degrees.
Times are to be expressed in four figures, of which the first two denote the hour, from 00 (midnight) up to 23 (11 p.m.), and the last two denote the minutes (from 00 to 59). The figures are preceded by: (a) the letter “T” indicating ________, or (b) the letter “Z” indicating ________.
(a) Local time (b) Greenwich Mean Time
(a) Greenwich Mean Time (b) Local time
(a) Universal Time (b) Local time
(a) Local time (b) Universal Time
Which letter is used to indicate Greenwich Mean Time when expressing time in signaling instructions?
T
Z
G
M
If a vessel or a coast station wishes to make a signal in a local code, which signal should be used?
RX Z0830
VY 1
BH T1045 L2015N G3840W C125
BQ S300
The time of origin may be added at the end of the text. It should be given to the nearest minute and expressed by four figures.
True
False
According to the general rule in flag signaling, how many hoists or groups of hoists should be shown at a time?
Only one
Two
Three
As many as possible
What should the transmitting station do to ensure the signal is clearly seen by the receiving station?
The transmitting station should always hoist the signal where it can be most easily seen by the receiving station, in a position that the flags will blow out clear and be free from smoke.
The transmitting station should hoist the signal only during nighttime.
The transmitting station should hoist the signal behind obstacles to avoid wind.
The transmitting station should use only small flags regardless of visibility.
What is the meaning of the signal group 'VF'?
You should hoist your identity signal
I wish to communicate by...
What is the name or identity signal of your vessel (or station)?
Your signal appears incorrectly coded
How should stations answer signals that are addressed or indicated?
Stations should hoist the answering pennant at the dip as soon as they see each hoist and close up immediately when they understand it. It is to be lowered to the dip as soon as the hoist is hauled down at the transmitting station, being hoisted close up again as soon as the next hoist is understood.
Stations should ignore the signal unless it is repeated three times.
Stations should only respond after confirming with the commanding officer.
Stations should hoist the answering pennant only after all hoists have been made.
If the receiving station cannot clearly distinguish the signal made to it, what should it do?
It should keep the answering pennant at the dip.
It should raise the answering pennant to the top.
It should lower the answering pennant completely.
It should ignore the signal and proceed.
What does the signal 'ZQ' mean?
Your signal has been received but not understood
Your signal appears incorrectly coded
I wish to communicate by...
You should hoist your identity signal
Fill in the blanks for the signal 'VV' using substitutes: V ____ substitute
first substitute
second substitute
third substitute
fourth substitute
Fill in the blanks for the signal 'L 2330' using substitutes: L 2 3 ____ substitute 0
second substitute
first substitute
third substitute
fourth substitute
What signal is used to indicate that 'the words which follow are in plain language'?
YZ
AA
PL
PX
When a ship of war wishes to communicate with a merchant vessel, what does she do with the Code pennant?
She lowers the Code pennant
She hoists the Code pennant in a conspicuous position and keeps it flying during the whole time the signal is being made
She sends the Code pennant to the merchant vessel
She does not use the Code pennant
What is the general call signal used to attract attention when wishing to signal to all stations within visual signaling distance or to a station whose name or identity signal is not known?
AA AA AA
CQ CQ CQ
SOS SOS SOS
VV VV VV
Which signal is made to answer the call and is to be continued until the transmitting station ceases to make the call?
TTTT
CCCC
RRRR
SSSS
What letter is used to indicate the receipt of each word or group in flashing light signaling?
R
S
T
Q
Which signal is used to indicate that the last group or word was signaled incorrectly and should be erased?
EEEEEE
TTTTTT
RRRRRR
SSSSSS
What signal is used by the transmitting station to indicate that it is going to repeat a signal?
RPT
ACK
SYN
FIN
Which of the following signals is used by the receiving station to request for a repetition of the signal transmitted?
RPT
AA AA AA
EEEEEE
TTTT
Which signal is used to acknowledge a correctly received repetition?
OK
NACK
ERROR
RETRY
What signal is used in all cases to indicate the end of a signal or the end of the transmission?
AR
CQ
QRZ
SK
What signal does the receiving station use to indicate 'Received' or 'I have received your last signal'?
QR
CQ
QSL
QTH
Which signal is made by the transmitting station when requesting the name or identity signal of the receiving station?
CS
CQ
QRZ
QTH
What is the Waiting signal or Period signal used to indicate that the other station must wait for further communications?
AS
QRU
QTH
CQ
Which signal should be used to indicate an affirmative statement or reply to an interrogative signal?
RQ
AA
QR
CQ
Which signal should be used in visual or sound signaling to change an affirmative signal into a negative statement or into a negative transmission?
N or NO
C or YES
S or SOS
A or ACK
What does the signal 'CY N' (or 'NO' as appropriate) mean according to the signaling instructions?
(Boat(s) is(are) not coming to you.
Boat(s) is(are) coming to you.
Proceed with caution.
Signal received and understood.
What does the signal 'CW RQ' mean according to the signaling instructions?
Is boat/raft on board?
Is the crew ready for departure?
Is cargo loaded?
Is weather clear?
According to the signaling instructions, which signals cannot be used in conjunction with single-letter signals?
A) C, N, NO, and RQ
B) CW and CY
C) RQ and NO only
D) All signals can be used with single-letter signals
Owing to the nature of the apparatus used (whistle, siren, foghorn, etc.), sound signaling is necessarily slow. Moreover, the misuse of sound signaling is of a nature to create serious confusion at sea. Sound signaling in fog should therefore be reduced to a minimum. Signals other than the single letter signals should be used only in extreme emergency and never in frequented navigational waters. Which of the following statements is TRUE about the use of sound signaling in fog?
It should be used frequently in navigational waters.
It should be reduced to a minimum.
All types of signals can be used at any time.
Misuse does not cause confusion.
Fill in the blank: Signals should be made ______ and ______ to avoid confusion at sea.
slowly and clearly
quickly and quietly
loudly and randomly
softly and secretly
According to the passage, when can one letter signals marked by an asterisk(*) be made by sound?
At any time
Only in compliance with International Regulations for Preventing Collisions at Sea
Only in fog
Only by icebreakers
According to Chapter 1, Section 8: Radiotelephony, when using the International Code of Signals in cases of language difficulties, which principles must be observed?
A) Principles of the Radio Regulations of the International Telecommunication Union
B) Principles of the International Maritime Organization
C) Principles of the International Civil Aviation Organization
D) Principles of the International Red Cross
What does the group 'DE' (DELTA ECHO) signify in radiotelephony calls according to the procedure described in Chapter 1, Section 8?
It is used to indicate the calling station in a radiotelephony call.
It is used to indicate the receiving station in a radiotelephony call.
It is used to indicate the end of transmission in a radiotelephony call.
It is used to request a repeat of the last message.
Which signal is used to indicate the receipt of a transmission in radiotelephony?
AR (ALFA ROMEO)
RPT (ROMEO PAPA TANGO)
R (ROMEO)
AS (ALFA SIERRA)
