ROC

ROC Quiz is a practical and engaging way to test your knowledge of the Restricted Operator’s Certificate syllabus and identify any areas that may need further study. Designed with real exam-style questions, it covers key aspects of GMDSS operations, procedures, and regulations, giving you a realistic feel for the type of assessment you might encounter in the classroom or onboard.
 

AGC, Power and Emissions

Automatic Gain Control, Transmitter Power, Modes & Classes of Emission

Antennas

Operation, types & safety issues

Batteries

Care and maintenance of batteries

Distress, Urgency and Safety

Procedures relating to Distress, Urgency and Safety Communications

DSC

Procedures and channels for Digital Selective Calling

DSC Priority

Questions focusing on signal priorities for Digital Selective Calling (DSC)

EPIRBs and SARTs

Types, coverage and functions

Equipment Tests

Frequency, duration and types of tests carried out on a range of GMDSS radio equipment

False Distress Alerts

Questions focusing on signal priorities for Digital Selective Calling (DSC)

Frequencies and Channels

Use of frequencies/channels in the GMDSS

General

Additional questions about GMDSS rules and regulations

GMDSS Sea Areas

Sea areas 1 - 4

IAMSAR

Questions relating to IAMSAR procedure words

Navtex

Message types, frequencies used & operation

Publications

Use of Admiralty List of Radio Signals (ALRS), Admiralty Digital Radio Signals (ADRS) and other publications relating to GMDSS

Radio Propagation

Types, modes, paths & selection of frequency/channel

RT (voice) Signals

Voice signals to be used in Distress, Urgency and Safety situations, for radio and satellite communications

Satellite Communications

Service codes, features and facilities

Ship Reporting Systems

Area for questions on ship reporting system(s) and how to access them

Simplex and Duplex

Types of transmission

 * All questions have been sourced and provided by AMERC