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Communication 1
1.1 pts.
_____ is understood to have a ratio of one unit.
A. PAUSEB. SPACEC. DOTD. DASH
2.1 pts.
It signalled by two, four, or six numerals preceded by the letter “D”.A. DATEB. DAYC. TIME DIFFERENCED. DEFECTIVE
3.1 pts.
_____ represents letters, numerals and expressed by dots and dashes which are signal either singly or in combination.A. RadiotelegraphyB. Flag SignalC. Morse codeD. Semaphore
4.1 pts.
Type the correct pronunciation of phonetic letter 'W'A. WISS KEY
B. WIS KEIC. WESS KED. WISS KEI
5.1 pts.
IDENTIFY THE FOLLOWING SINGLE LETTER FLAG SIGNAL:
A. PAPAB. WHISKEYC. GOLFD. TANGO
6.1 pts.
IDENTIFY THE FOLLOWING FLAG SIGNAL:
A. FIRST SUBSTITUEB. SECOND SUBSTITUTEC. THIRD SUBSTITUTED. FOURTH SUBSTITUTE
7.1 pts.
_____ is the time at which a signal is ordered to be made.A. TIME OF ORDERB. TIME OF ORIGINC. STATION TIMED. PROCEDURAL TIME
8.1 pts.
Choose the corresponding correct answer of the illustration for combination letter flag signal :
A. NONNNB. NONONC. NONNOD. NOONN
9.1 pts.
The SOLE purpose of the International Code of Signals which provide ways and means of communication in situations related essentially to safety of navigation and persons, especially when there is _____.A. RACIAL DISCRIMINATIONB. RELIGION CONFLICTSC. LANGUAGE DIFFICULTIESD. REGIONAL COMPLICATIONS
10.1 pts.
_____is the station by which a signal is actually being made.A. TRANSMITTING STATIONB. STATION OF DESTINATIONC. STATION OF ADDRESSEED. STATION OF ORIGIN
11.1 pts.
IDENTIFY THE FOLLOWING INVENTOR AND PHYSICIST WHO PRIMARILY KNOWN FOR HIS EARLY INVOLVEMENT IN WIRELESS TELEGRAPHY.
A. Edouard Eugene Desire BranlyB. Heinrich Rudolf HertzC. Thomas DaltonD. Samuel Finley Morse
12.1 pts.
IDENTIFY THE CORRESPONDING PHONETIC ALPHABET AND NUMERALS OF FOLLOWING MORSE CODE : " FOUR "
A.
B.
C.
D.
13.1 pts.
_______ is the commonest type of a radar scanner onboard a maritime ship.A. Horizontal Slotted WaveguideB. Occluded Slotted WaveguideC. Stationary Slotted WaveguideD. Vertical Slotted Waveguide
14.1 pts.
Denotes the rules drawn up for the conduct of signalling.A. PROCEDUREB. STATIONC. SYSTEMD. UNIT
15.1
Choose the corresponding correct answer of the illustration for combination letter flag signal :
pts.
A.
NONNN
B.
NOONN
C.
NONON
D.
NOON
16.1 pts.
IDENTIFY THE CORRESPONDING PHONETIC ALPHABET AND NUMERALS OF FOLLOWING MORSE CODE : "ONE"A.
B.
C.
D.
17.1 pts.
IDENTIFY THE FOLLOWING SINGLE NUMERAL PENDANTS WITH ITS CORRESPONDING PRONUNCIATION:"SAY-TAY-SEVEN"
A.
B.
C.
D.
18.1 pts.
_____ are the total numbers of substitute flags in the International Code of Signals.A. TwoB. ThreeC. FourD. Five
19.1 pts.
He or She is the authority to whom a signal is addressed.A. ADRESSEEB. ORIGINATORC. CALL SIGND. RECEIVER
20.1 pts.
DEFINE THE FOLLOWING SINGLE LETTER FLAG SIGNAL:
A. AFFIRMATIVEB. I HAVE A PILOT ON BOARDC. I AM DIRECTING MY COURSE TO STARBOARDD. KEEP CLEAR OF ME, I AM MANEUVERING
WITH DIFFICULTY
21.1 pts.
It consists of one or more numerals.
A. COMBINATION NUMBERSB. NUMERICAL SETC. GROUP OF NUMERALSD. SET OF NUMBERS
22.1 pts.
_____ is understood to have a ratio of THREE units.A. PAUSEB. SPACEC. DOT
D. DASH
23.1 pts.
It is that station in which the signal is finally received by the addressee.A. TRANSMITTING STATIONB. STATION OF DESTINATIONC. STATION OF ADDRESSEED. STATION OF ORIGIN
24.1 pts.
A spot which is consist of 10 to 100cm wavelength range.A. BandspotB. Frequency spotC. SweetspotD. Wavespot
25.1 pts.
_____is used for the transmission of signals, operators should comply with the Radio Regulations of the International Telecommunication Union then in force.A. RADIO TELEGRAPHYB. RADIOTELEPHONYC. BOTH ANSWERS ARE CORRECTD. BOTH ANSWERS ARE INCORRECT
26.1
How many phonetic alphabets are there in the
pts. flag signalling?A. 25B. 26C. 27D. 30
27.1 pts.
Type the correct pronunciation of phonetic letter 'J'A. JEW LEE ETTB. JULL YETC. JEW LEYTD. JE LU WETT
28.1 pts.
It consists of one or more groups displayed from a single halyard.A. HOISTB. GROUP OF NUMERALSC. FLAG DISPLAYD. SIGNAL FLAG
29.1 pts.
It is the authority who orders a signal to be sent.A. ORIGINATORB. ADDRESSEEC. RECEIVER
D. STATION
30.1 pts.
_____ is any method of communication, the transmission of which is capable of being seen.A. Visual SignallingB. Ocular SignsC. Eye CommunicationD. Signal Oversight
31.1 pts.
IDENTIFY THE FOLLOWING FLAG SIGNAL:{
A. FIRST SUBSTITUEB. SECOND SUBSTITUTEC. THIRD SUBSTITUTED. FOURTH SUBSTITUTE
32.1 pts.
The number of waves that pass a particular point in a given time period.A. Wave frequencyB. Wave heightC. Wave periodD. Wave propagation
33.1 pts.
IDENTIFY THE CORRESPONDING PHONETIC ALPHABET AND NUMERALS OF FOLLOWING MORSE CODE :
A. SIXB. SEVENC. EIGHTD. NINE
34.1 pts.
IDENTIFY THE FOLLOWING SINGLE NUMERAL PENDANTS WITH ITS CORRESPONDING CORRECT PRONUNCIATION:
A. PAN-TAH-FIVEB. KAR-TAY-FOWERC. NAH-DAH-ZAY-ROHD. SOK-SEE-SIX
35.1 pts.
It is that station where the originator submits a signal for transmission, irrespective of the method of communication employed.A. TRANSMITTING STATIONB. STATION OF DESTINATIONC. STATION OF ADDRESSEED. STATION OF ORIGIN
36.1 pts.
Single letter flag signal which means "KEEP CLEAR OF ME; I AM ENGAGED IN PAIR TRAWLING OR (TRAWLERS)”.
A.
B.
C.
D.
37.1 pts.
IDENTIFY THE FOLLOWING MEANING OF A SINGLE LETTER FLAG SIGNAL:
A. I REQUIRE A PILOTB. WHEN MADE BY FISHING VESSELS
OPERATING IN CLOSE PROXIMITY ON THE FISHING GROUNDS IT MEANS 'I AM HAULING NETS'
C. BOTH ANSWERS ARE CORRECTD. BOTH ANSWERS ARE INCORRECT
38.1 pts.
IDENTIFY THE CORRESPONDING FLAG SIGNAL OF THE FOLLOWING MORSE CODE :
A.
B.
C.
D.
39.1 pts.
What language do it prefer during communication and signalling so as it easily be understood?A. Coded LanguageB. English LanguageC. English LanguageD. Plain Language
40.1
IDENTIFY THE FOLLOWING INVENTOR AND
pts. PHYSICIST WHO FIRST TO SATISFACTORILY DEMONSTRATE THE EXISTENCE OF ELECTROMAGNETIC.
A. HEINRICH RUDOLF HERTZB. ÉDOUARD EUGÈNE DÉSIRÉ BRANLY
C. THOMAS DALTOND.
SAMUEL MORSE
41.1 pts.
It means a ship, aircraft, survival craft, or any place at which communications can be effected by any means.A. STATIONB. GROUPC. ORIGIND. SERVICE
42.1 pts.
Any method of passing Morse signals by means of siren, whistle, foghorn, bell, or other sound apparatus.A. FLAG SIGNALLINGB. VISUAL SIGNALLINGC. SOUND SIGNALLINGD. SEMAPHORE SIGNALLING
43.1 pts.
_____ is the group of letters and figures assigned to each station by its administration. IDENTITY SIGNAL OR CALL SIGN.A. IDENTITY SIGNALB. CALL SIGNC. BOTH ANSWERS ARE CORRECT
D. BOTH ANSWERS ARE INCORRECT
44.1 pts.
He was an American inventor and painter who patented Morse code in 1837".A. Samuel Finley Breese MorseB. Thomas Emmanuel MorseC. Alexander Simon MorseD. Franz Marie Morse
45.1 pts.
Is the long-distance transmission of messages via some signalling technology?A. RadiotelegraphyB. TelegraphyC. TelephonyD. Telex
46.1 pts.
IDENTIFY THE FOLLOWING ILLUSTRATION WITH ITS CORRESPONDING PHONETIC ALPHABET:
A. UNIFORMB. TANGOC. FOXTROTD. LIMA
47.1 pts.
The following signals, used or exhibited either together or separately, indicate distress and need of assistance re listed below EXCEPT:A. International morse code signal of SOSB. a signal sent by radiotelephony consisting of
the spoken word “SECURITE”C. sending alert by means digital selective
calling (DSC)D. Message sent thru INMARSAT or other mobile
satellite
48.1 pts.
It is equal to one-half the wave height or the distance from either the crest or the trough.A. frequencyB. amplitudeC. periodD. propagation
49.1 pts.
_____ is defined to have a ratio of three units.
A. PAUSEB. SPACEC. DOTD. DASH
50.1 pts.
It is a single letter flag signal which means
"STOP CARRYING OUT YOUR INTENTIONS AND WATCH FOR MY SIGNALS”.A.
B.
C.
D.