GMDSS QUIZ 1 PREMIUM QUESTION BANK
SOLUTIONS AND REVIEW BUNDLE
●● 21D2 What would the number 1090 indicate?
A. A ship DSC MMSI number.
B. A coast station SITOR (NBDP) SELCAL number.C. A coast station
DSC MMSI number.D. A ship station SITOR (NBDP) SELCAL number.
Answer: B - A coast station
●● 21D3 Which one of the following is a ship station SELCAL?
A. 1104 B. 1502352 C. 11243 D. 0230364973
Answer: C - 11243
●● 21D4 Which of the following is the call sign for a U.S.C.G. coast
station?
A. NERK B. KPH C. WCC D. NMN
Answer: D - NMN
●● 21D5 What type of station would be assigned the call sign
WAB2174?
A. Tugboat
B. Container ship
,C. Large Passenger ship
D. Bulk Tanker
Answer: A - Tugboat
●● 21D6 What number will a ship station use to identify itself using
SITOR (NBDP)?
A. Four-digit SELCAL.
B. Five-digit SELCAL or 9-digit SELCAL number identical to MMSI.
C. 9-digit Inmarsat-F77 I. D. number.
D. 9-digit Inmarsat-FBB I.D. number.
Answer: B - Five digit SELCAL or nine digit SELCAL number identical
to MMSI
●● 22D1 What is the MID?
A. Mobile Identification Number
B. Marine Indemnity Directory
C. Mobile Interference Digits
D. Maritime Identification Digits
Answer: D - Maritime Identification Digits
●● 22D2 How many digits are in the MID (Maritime Identification
Digits)?
A. 3
,B. 7
C. 9
D. 10
Answer: A - 3
●● 22D3 What does the MID (Maritime Identification Digits) signify?
A. Port of registry
B. Nationality
C. Gross tonnage
D. Passenger vessel
Answer: B - Nationality
●● 22D4 Which of the following numbers indicates a U.S. flag ship
station?
A. 036627934
B. 243537672
C. 338426791
D. 003382315
Answer: C - 338426791
●● 22D5 Which of the following MMSI numbers indicates a U.S. flag
ship station?
A. 430326190
, B. 033609991
C. 303236424
D. 257326819
Answer: C - 303236424
●● 22D6 Which of the following numbers indicates a ship station
MMSI?
A. 003372694
B. 030356328
C. 3384672
D. 623944326
Answer: D - 623944326
●● 23D1 A DSC call is received from a station with a MMSI number of
003669991. What type of station made the
call?
A. A vessel operating in Sea Area A3.
B. A group ship station
C. A U.S. coast station
D. An Intercoastal vessel
Answer: C - A US Coast Station
SOLUTIONS AND REVIEW BUNDLE
●● 21D2 What would the number 1090 indicate?
A. A ship DSC MMSI number.
B. A coast station SITOR (NBDP) SELCAL number.C. A coast station
DSC MMSI number.D. A ship station SITOR (NBDP) SELCAL number.
Answer: B - A coast station
●● 21D3 Which one of the following is a ship station SELCAL?
A. 1104 B. 1502352 C. 11243 D. 0230364973
Answer: C - 11243
●● 21D4 Which of the following is the call sign for a U.S.C.G. coast
station?
A. NERK B. KPH C. WCC D. NMN
Answer: D - NMN
●● 21D5 What type of station would be assigned the call sign
WAB2174?
A. Tugboat
B. Container ship
,C. Large Passenger ship
D. Bulk Tanker
Answer: A - Tugboat
●● 21D6 What number will a ship station use to identify itself using
SITOR (NBDP)?
A. Four-digit SELCAL.
B. Five-digit SELCAL or 9-digit SELCAL number identical to MMSI.
C. 9-digit Inmarsat-F77 I. D. number.
D. 9-digit Inmarsat-FBB I.D. number.
Answer: B - Five digit SELCAL or nine digit SELCAL number identical
to MMSI
●● 22D1 What is the MID?
A. Mobile Identification Number
B. Marine Indemnity Directory
C. Mobile Interference Digits
D. Maritime Identification Digits
Answer: D - Maritime Identification Digits
●● 22D2 How many digits are in the MID (Maritime Identification
Digits)?
A. 3
,B. 7
C. 9
D. 10
Answer: A - 3
●● 22D3 What does the MID (Maritime Identification Digits) signify?
A. Port of registry
B. Nationality
C. Gross tonnage
D. Passenger vessel
Answer: B - Nationality
●● 22D4 Which of the following numbers indicates a U.S. flag ship
station?
A. 036627934
B. 243537672
C. 338426791
D. 003382315
Answer: C - 338426791
●● 22D5 Which of the following MMSI numbers indicates a U.S. flag
ship station?
A. 430326190
, B. 033609991
C. 303236424
D. 257326819
Answer: C - 303236424
●● 22D6 Which of the following numbers indicates a ship station
MMSI?
A. 003372694
B. 030356328
C. 3384672
D. 623944326
Answer: D - 623944326
●● 23D1 A DSC call is received from a station with a MMSI number of
003669991. What type of station made the
call?
A. A vessel operating in Sea Area A3.
B. A group ship station
C. A U.S. coast station
D. An Intercoastal vessel
Answer: C - A US Coast Station
