ADCI Dive Supervisor Certification Practice Exam

These questions are part of the practice quiz. Start practicing

• What is the purpose of a pre-dive briefing?
• Who has the authority to abort a dive for safety reasons?
• How much pressure does seawater add per foot of depth?
• How should a Dive Supervisor ensure proper documentation after a dive?
• What document identifies hazards and controls for a dive job?
• Which option is NOT listed as a typical sign of decompression illness after ascent?
• What steps should be taken if a diver experiences a medical emergency while in the water?
• Which factor is considered when determining a diver's medical fitness before a dive?
• What is the primary responsibility of the Dive Supervisor during a surface-supplied diving operation?
• Which fire safety considerations are essential on a diving support vessel or platform?
• Which statement about the bailout bottle is correct?
• Who manages the diver's umbilical during the dive?
• Under environmental regulatory constraints, when should a dive be cancelled?
• Who is responsible for performing regular inspections of diving equipment?
• ADCI standards contribute to which of the following in the diving workforce?
• What piece of equipment provides emergency breathing gas to the diver?
• What should the Dive Supervisor do if weather changes rapidly during a dive plan?
• What is included in the proper handover process when transitioning from diving operations to client or onshore supervision?
• What is a 'Permit to Dive' and what elements must it contain?
• Which data about gas is typically recorded in a dive log?
• What should a comprehensive dive gas plan include?
• Which condition is associated with increased decompression risk?
• How should lines and hoses be managed to prevent entanglement hazards?
• Which gas law describes how gas volume changes with pressure for a fixed amount of gas at constant temperature?
• What is the purpose of a decompression chamber in diving operations?
• What is a primary outcome of diving safety audits or inspections?
• What is the purpose of a decompression plan and how is it used on site?
• What are the main differences between open-circuit scuba and closed-circuit rebreather systems in diving operations?
• How can entanglement hazards be mitigated during a dive?
• Which statement best describes the relationship between depth and nitrogen narcosis risk?
• Recreational diving certifications qualify a person for commercial diving?
• Which body parts are most affected by barotrauma?
• What is the role of the Standby Diver during rescue operations and how do they coordinate with surface support?
• What is the purpose of a permit-to-work in diving operations?
• Why are dive plans required?
• What are typical signs of gas contamination or oxygen deficiency in the breathing gas?
• What must the supervisor do if conditions become unsafe?
• How should surface operations address environmental protection and waste management?
• Which sequence represents a typical emergency ascent procedure?
• Which element must a Permit to Dive contain?
• What should be the outcome when a near-miss is investigated in the ADCI Dive Program?
• What happens to gas volume as pressure increases?
• Not having dive plans can lead to which outcome?
• Following suspected decompression sickness, what is the recommended follow-up treatment?
• What are the typical responsibilities during a diver retrieval from a damaged or entangled diver?
• Which of the following describes proper umbilical management and handling to prevent accidents?
• During rescue operations, which practice most effectively coordinates actions between the standby diver and surface support?
• How should a Dive Supervisor respond to a potential gas leak at the gas supply manifold?
• What practical steps can be taken to mitigate entanglement and marine life hazards during operations?
• Which statement best captures the scope of ADCI standards?
• Which sequence correctly describes the steps in conducting an incident investigation after a diving accident?
• At approximately what depth does nitrogen narcosis become noticeable?
• What indicators typically require aborting a dive due to diver distress?
• Who is responsible for ensuring dive logs are accurate?
• What factors determine a diver's medical fitness to dive?
• Faster ascents have what effect on decompression sickness risk?
• Which factor is NOT typically a consideration when planning night diving?
• Which statement best describes why standardization matters in commercial diving under ADCI?
• Who has ultimate responsibility for safety during a commercial dive?
• What is the function of a standby diver?
• What is the difference between open circuit and closed circuit in diving, and which applies to ADCI?
• How is a 'diver down' status communicated and maintained at the surface?
• What is the appropriate action if weather conditions exceed site-approved limits?
• What should a supervisor do if communications are lost?
• Who ensures emergency equipment is ready and functional?
• What condition results from rapid pressure decrease in air-filled spaces?
• Which of the following is NOT listed as a signaling tool to communicate emergencies to surface staff?
• Which action is essential to prevent ignition hazards when handling gases on a diving site?
• What actions should be taken if a diver shows signs of decompression sickness after surfacing?
• Gas analysis records are required to be kept as part of gas quality validation.
• ADCI standards influence which aspect of diving operations most directly?
• What information is typically recorded in a dive log?
• In decompression risk management, which action is included?
• What are common signs of nitrogen narcosis and how should they be addressed?
• What action should a diver take if there is a loss of buoyancy control due to equipment issues during ascent?
• Which best describes the impact of following ADCI standards on offshore diving operations?
• If regulatory constraints cannot be met before a dive, what action should the Dive Supervisor take?
• What does a non-return check valve do?
• Who must be present on site during a commercial diving operation?
• Why is a gas log important in diving operations?
• In an incident investigation following a diving accident, what is typically the final deliverable?
• How should diving equipment be inspected and maintained?
• Which statement about ambient pressure and depth is correct?
• What should be included in the post-dive records to demonstrate safety compliance with ADCI guidelines?
• Which option best describes a core principle promoted by ADCI standards?
• Which statement about the Dive Plan is accurate regarding readiness?
• Which statement correctly describes overhead diving safety requirements?
• What is the role of the ADCI Code of Practice in Dive Supervisor certification?
• Which statement best describes communication redundancy in a surface-supplied dive?
• Which documents must be prepared and approved before any dive begins, outlining dive profile, hazards, controls, and emergency procedures?
• In the context of ADCI standards, what is a key benefit for clients and contractors?
• What is the recommended sequence of actions if a gas leak is detected at the manifold?
• Which of the following is NOT one of the essential pre-dive checks for surface-supplied diving equipment?
• What is the tender responsible for during the dive?
• How should weather, sea state, and currents be evaluated before diving?
• What signaling method indicates that a diver is down at the surface?
• How should decompression sickness symptoms be recognized and managed?
• What is an appropriate approach to managing multiple divers to maintain redundancy?
• What are essential elements of an on-site emergency medical plan for diving operations?
• What factor most increases the risk of nitrogen narcosis during a dive?
• What is the purpose of a standby air supply in relation to the dive's safety?
• What is a safe ascent rate commonly used in decompression diving?
• Before descent, which actions should the Dive Supervisor perform to verify critical safety equipment is within reach?
• The overarching purpose of ADCI standards is to:
• What is the role of the Standby Diver?
• What is the supervisor's responsibility regarding breathing air quality?
• Which outcome is most consistent with adhering to ADCI standards?
• Which signaling tools are used to communicate emergencies to surface staff?
• Who is responsible for ensuring the dive plan and safety procedures are followed on site?
• Which statement about cold water and decompression stress is true?
• Which item is NOT listed as PPE for a typical surface-supplied dive?
• How should waste, oils, and chemicals be managed during an underwater operation?
• What is the primary objective of ADCI standards?
• Which statement about dive safety responsibilities is accurate?
• When should a hyperbaric chamber be on standby at a diving site?
• Which information should be recorded in post-dive documentation?
• Which measure best mitigates environmental and noise hazards around a dive site?
• Which items comprise the PPE for a typical surface-supplied dive?
• Which element is typically reviewed during a pre-dive briefing to ensure immediate response to incidents?
• Who is primarily responsible for guaranteeing emergency equipment is ready and functional?
• Which statement correctly describes where the maximum safe ascent rate is defined?
• Which statement reflects the intended safety culture result of ADCI standards for a dive team?
• What is the approximate pressure at 33 feet of seawater?
• Which document is commonly signed off as part of post-dive records?
• What should a supervisor do if a diver reports breathing difficulty?
• Which statement best describes the main aim of ADCI standards for the diving industry?
• What should a comprehensive emergency plan include for diving operations?
• Are rebreathers typically part of ADCI Dive Supervisor certification, and what are the implications?
• What is the purpose of a helmet purge?
• What should be included in a pre-dive hazard identification for an offshore dive site?
• What is fitness to dive and how is it assessed?
• Which statement best describes the standby diver?
• ADCI standards are primarily designed to
• What should be included in the pre-dive briefing delivered by the Dive Supervisor?
• Are medical exams renewed annually?
• What best describes how risk management should influence dive decisions?
• Who is primarily responsible for approving dives and ensuring safety protocols are followed before and during a dive?
• When should a dive be halted due to weather or sea conditions?
• What gas causes oxygen toxicity at high partial pressures?
• Which action should be taken if a standby diver detects an unsafe condition during the operation?
• What should be included in the dive log and why is it important?
• What should be done if a diver's gas supply line becomes disconnected underwater?
• What is the purpose of a permit to work (PTW) in diving operations?
• What are the key elements of an effective surface-supplied dive equipment check?
• During ascent, decompression stops are used to...
• When should a pre-dive briefing be conducted relative to the dive?
• After a medical issue is identified in a diver, what is the appropriate action regarding medical fitness for further operation?
• Which of the following best describes the surface plan for environmental protection during dive operations?
• Who defines the ascent rate and required decompression stops for a dive?
• Which of the following best describes the primary duty of the tender during a dive?
• What is the first action if a diver shows signs of decompression sickness?
• During ascent, how should decompression be monitored and managed?
• A dive operation should have a plan to ensure safety and compliance.
• What procedure is used to analyze the breathing gas before use, and what parameters are checked?
• Who has authority to modify a dive plan in response to changed conditions?
• What components should be considered when evaluating weather before a dive?
• Which statement about the pre-dive briefing items is true?
• What should be done after an incident or near miss?
• What is the purpose of independent gas supplies (primary and bailout) in dive operations?
• What aspect of on-site documentation supports traceability and safety in operations?
• Which practice helps minimize contact with marine life hazards during a dive operation?
• Plan for night-time diving operations should include additional measures such as?
• What should be included in a post-dive debrief with client and crew?
• How often must dive logs be completed?
• What is the primary purpose of a Job Safety Analysis (JSA) in diving operations?
• How should electrical hazards be controlled on a diving job site?
• At roughly 66 feet of seawater, the ambient pressure is approximately how many ATA?
• How should a Dive Supervisor respond if a diver has a medical issue before or during a dive?
• After an incident or near miss, the correct action is to...
• How are 'diver down' and 'no dive' statuses managed on a vessel or site?
• True or False the client controls dive safety decisions?
• What communication system is required for surface-supplied diving?
• Which statement best describes the requirement for communications during a surface-supplied dive?
• How should diving incidents be reported and investigated?
• How should a Dive Supervisor respond to a primary gas supply failure during a dive?
• What must a dive supervisor verify before authorizing a dive?
• Which practice helps maintain redundancy during multi-diver operations?
• What medical clearance is required for commercial divers?
• What should standby rescue readiness include?
• Which action is required if a diver loses uniform communications?
• What is the purpose of a gas bailout system in surface-supplied diving?
• Which of the following best describes how the dive site reconnaissance should be documented?
• How is breathing gas quality validated for surface-supplied diving?
• How often should surface-supplied diving equipment be inspected?
• What is the purpose of decompression stops?
• Which item best represents a comprehensive emergency plan?
• Which device provides emergency breathing gas to the diver?
• If a regulator failure occurs underwater, what is the recommended response?
• How often must diver medical exams typically be renewed?
• Which item is commonly recorded in post-dive documentation?
• What steps should be taken to protect divers from electric shock hazards in wet environments?
• True or False a dive can continue with partial communication loss?
• At what PO2 does oxygen toxicity become a major concern?
• Which statement about the breathing gas plan is correct?
• When must a standby diver be ready?
• Why must ascent rates be controlled?
• Which statement about the umbilical is true?
• What should a supervisor verify about the air used for breathing?
• How should communications be established and maintained during the dive?
• What is the purpose of audits or inspections in the ADCI Dive Program?
• How should the Dive Supervisor conduct site reconnaissance?
• Post-dive care after suspected DCS typically includes which of the following?
• Which elements should be included in a rescue and retrieval plan for divers?
• Which statement best describes the Dive Plan's role in a diving operation?
• What is the primary responsibility of the Dive Supervisor during a commercial diving operation?
• Which action is most appropriate if the diver shows signs of decompression sickness?
• If a diver becomes unresponsive, what is the Dive Supervisor’s immediate action?
• What is the process for referring a diver for hyperbaric treatment after suspected DCS?
• What happens if contaminated air is supplied to a diver?
• What is the main purpose of an umbilical?
• Which measures ensure safe handling of hazardous gases on a site?
• How is decompression planning conducted for surface-supplied operations?
• What is the recommended approach for training and competence verification of diving personnel in the ADCI context?
• How should a Dive Supervisor handle a near-miss incident during the dive?
• What is the recommended action regarding HBOT when there is suspected DCS?
• Which weather and sea-state conditions would typically justify canceling or postponing a dive?
• Which person is primarily responsible for the safe handling of the diver's umbilical during a surface-supplied dive?
• Under what circumstances is overhead environment diving considered, and what controls are required?
• In evaluating diving projects, which consideration aligns with ADCI standards?
• Name the five layers in the hierarchy of control measures used to manage diving hazards.
• Who should certify that diving equipment inspections meet ADCI requirements?
• Which documents are typically prepared and approved before any dive starts?
• Before diver entry, which statement best describes what must be checked?
• True or False bailout air must always be immediately accessible to the diver?
• What is the standby diver's role and what conditions must be in place for diving to proceed?
• Which testing is included in pre-dive checks for surface-supplied operations?
• What unit is used to express ambient pressure in the diving data?
• What does a 'stop request' mean and how should it be handled?
• When should divers respond to changes in sea state or currents during a dive?
• Which outcome is most aligned with ADCI standards?
• What are the preferred methods of surface-to-diver communication in a surface-supplied diving operation?
• What risk controls are essential for depth-related hazards?
• What condition is caused by nitrogen bubbles forming in the body?
• How should diving equipment be inspected and maintained to meet ADCI requirements?
• Which combination of actions is recommended to mitigate bends risk in deep dives?
• Which item is not typically included in a dive log?
• Environmental and noise hazards should be mitigated around a dive site by which measures?