GMDSS Operators License (DO)
Failure to prepare is preparing
to fail.
-----John Wooden, Legendary
UCLA Basketball Coach
Only subscribers have access to these tests.
The General Radio Operators License test comprises of element 1 and element 7.
Element 1 - Basic radio law and operating practice with which
every maritime radio operator should be familiar. To pass, an
examinee must correctly answer at least 18 out of 24 questions.
Element 7 - GMDSS Radio Operating Practices. GMDSS radio operating
procedures and practices sufficient to show detailed practical
knowledge of the operation of all GMDSS sub-systems and equipment.
The exam consists of questions from the following categories:
general information, narrow band direct printing, INMARSAT, NAVTEX,
digital selective calling, and survival craft. To pass, an examinee
must correctly answer at least 75 out of 100 questions.
For more information concerning the qualifications and terms of licenses, visit the FCC's GMDSS Operator License webpage
Element 1 Practice Tests
| Test 1 | Test 2 | Test 3 |
| Test 4 | Test 5 | Test 6 |
Element 1 Topic Tests - Randomized Questions
|
Topic A: Rules and Regulation - 36 questions covering these topics: Equipment Requirements License Requirements Watchkeeping Logkeeping Log Entries Miscellaneous Rules and Regulations |
Get Test |
|
Topic B: Communications Procedures
- 36 questions covering these topics: Bridge-to-Bridge Operations Operating Procedures Distress Communications Urgency and Safety Communications GMDSS |
Get Test |
|
Topic C: Equipment Operations - 36
questions covering these topics: VHF Equipment Controls VHF Channel Selection MF-HF Equipment Controls MF-HF Frequency & Emission Selection Equipment Tests Equipment Faults |
Get Test |
| Topic D: Other equipment
-36 questions covering these topics: Antennas Power Sources EPIRBS SARTS Survival Craft VHF NAVTEX |
Get Test |
Element 7
Element 7 Practice Tests
| Test 1 | Test 2 | Test 3 |
| Test 4 | Test 5 | Test 6 |
Element 7 Topic Tests - Randomized Questions
|
Topic A: General Information and System Overview - 36 questions covering these topics: Fundamental Concepts Equipment Systems Sea Areas Functional Requirements Carriage Requirements Maintenance Options |
Get Test |
|
Topic B:
Principles of Communications
- 36 questions covering these topics: Radio Spectrum Frequency Bands Modulation, Demodulation, AM, FM Carrier and Sidebands Channel Spacing Antennas |
Get Test |
|
Topic C:
F.C.C. Rules & Regulations
- 48
questions covering these topics: Inspections and Exemptions Required Documents and Publications Maintenance License and Personnel Requirements Reserve Source of Energy Equipment Testing Watchkeeping Logkeeping |
Get Test |
| Topic D:
DSC & Alpha-Numeric ID
-48 questions covering these topics: Call Signs and SELCALs MMSI- MID and Ship Station I.D. Numbers MMSI; Group and Coast Station I.D. Numbers Inmarsat Mobile Numbers for B & F-77 Terminals Inmarsat Mobile Numbers for “C” Terminals DSC Format and Info Sent DSC Operations DSC Frequencies |
Get Test |
| Topic E:
Distress, Urgency & Safety
Communications
-60 questions covering these topics: Sending a Distress Alert Follow-On Voice Transmission Response to a Distress Alert Distress Relays Action-False Distress Alert Radio Silence – Resume Traffic Urgency Traffic Safety Traffic Frequencies Other Procedures |
Get Test |
| Topic F:
Survival Craft Equip & S.A.R.
-60 questions covering these topics: SART- Activation and Survival Craft Operation SART – Radar Display – SAR – AIS SART SART: Testing and Battery Parameters EPIRB System Structure and Operation EPIRB Alerting and Features Homing and Locating Signals Survival Craft Transceivers On Scene Communications SAR-MCC-RCC: Systems & Procedures-1 SAR-MCC-RCC: Systems & Procedures-2 |
Get Test |
| Topic G:
VHF-DSC Equipment & Communications
-12 questions covering these topics: VHF Controls, Power and Range VHF Channel System |
Get Test |
| Topic H:
Maritime Safety Information (M.S.I.)
-48 questions covering these topics: Navtex-1: Operations Navtex-2: Programming Navtex-3: Message Format SafetyNETTM -1: Operations SafetyNETTM -2: Information Enhanced Group Calling (EGC) H.F. MSI NAVAREAs |
Get Test |
| Topic I:
Inmarsat Equipment and Comms
-126 questions covering these topics: Sat-C, Power up, Self-Test, Controls & Lamps Selecting an Inmarsat Ocean Region Inmarsat Log-in & Log-out Inmarsat General System Operations-1 Inmarsat General System Operations-2 Inmarsat-B or F77 Equipment and Operations Inmarsat-C: Equipment and Operations-1 Inmarsat-C: Equipment and Operations-2 Compare and Differentiate “B” and “C” Terminals Selecting L.E.S. and L.E.S. ID Numbers Inmarsat-B and F77- Address, Dialing and Voice Inmarsat-B - Address, Dialing and Telex Inmarsat-C Address to Ship Telex Address to Land Telex Terminal Address to a FAX Terminal Address to Internet, SMS or Special Addresses Inmarsat Distress Communications Satellite SAR-MCC-RCC EGC Equipment Faults and Maintenance-1 Equipment Faults and Maintenance-2 |
Get Test-1 Get Test-2 Get Test-3 |
| Topic J:
MF-HF Equipment and Comms
-126 questions covering these topics: MF-HF Panel Controls MF-HF Frequency–Simplex, Duplex, Half-Duplex MF-HF ITU Channels MF-HF Voice and Telex Channel Separation MF-HF Modulation, Bandwidth and Emissions MF-HF Voice Operations–Calling a Coast Station MF-HF DSC Controller Call Programming MF-HF SITOR (NBDP) - Definitions MF-HF SITOR (NBDP) Technical Characteristics MF-HF ARQ Operation – Calling a Coast Station MF-HF ARQ Operation - Answerbacks MF-HF ARQ Operation – OP Codes & Procedures MF-HF ARQ Operation–Technical Characteristics MF-HF Addressing Modes MF-HF FEC Operation-1 MF-HF FEC Operation-2 MF-HF Propagation-1; Day-Night-Winter-Summer MF-HF Propagation-2; Day-Night-Winter-Summer MF-HF DSC Controller Alert/Call Response Batteries MF-HF Equipment Faults and Testing |
Get Test-1 Get Test-2 Get Test-3 |
 
page updated 5/4/2013
