PADI - Professional Association of Diving Instructors Dive Planning and Management Questions and Answers

Question 1

A diver is planning a dive on a reef with a single entry/exit point.
To ensure an adequate air reserve for the return journey and any potential contingencies, what is the most widely accepted and conservative rule for managing gas supply?

Accepted Answer

Use one-third of the starting pressure for the outbound journey, one-third for the return, and keep one-third in reserve.

Answer

Turn the dive when the first diver in the group reaches 1000 psi / 70 bar.

Answer

Ascend when the submersible pressure gauge indicates 500 psi / 35 bar, regardless of location.

Answer

Use half of the gas for the outbound journey and the other half for the return.

Question 2

You are planning a dive at a site known for a consistent, moderate current where you will enter and exit at the same point. What is the generally recommended dive plan to manage effort and gas consumption effectively?

Accepted Answer

Begin the dive by swimming into the current, and use the current's assistance for the return trip.

Answer

Swim with the current for the first half of the dive, then fight against it on the return.

Answer

Descend and immediately swim perpendicular to the current for the entire dive.

Answer

Ignore the current and follow the pre-planned compass heading regardless of effort.

Question 3

During a dive, your primary dive computer malfunctions and the screen goes blank. Your buddy's computer is functioning correctly. What is the safest and most appropriate course of action?

Accepted Answer

Immediately and safely terminate the dive with your buddy, performing a safety stop on ascent.

Answer

Continue the dive by closely following your buddy and using their computer for all subsequent profile information.

Answer

Switch to your backup analog depth gauge and timer and continue the dive based on the RDP.

Answer

Signal your buddy, take their computer, and continue the dive solo.

Question 4

As a dive leader conducting a pre-dive briefing, which of the following elements is MOST critical to include to ensure the team has a shared understanding of the dive plan and safety procedures?

Accepted Answer

A review of the dive objective, planned route, depth/time limits, turn pressure, and emergency procedures like buddy separation.

Answer

The historical significance of the dive site's name.

Answer

A discussion of the best local restaurants for a post-dive meal.

Answer

The names of all the fish and coral species expected to be seen on the dive.

Question 5

When formulating a comprehensive emergency assistance plan for a new or remote dive location, which of the following components is MOST essential to research and have readily available?

Accepted Answer

Contact information for the nearest medical facility, recompression chamber, and local emergency services (e.g., DAN, coast guard).

Answer

The phone number of the local tourism board.

Answer

A list of alternate dive sites in the area.

Answer

The operating hours of the nearest dive equipment rental shop.

Question 6

What is a primary safety-related reason for accurately and consistently logging your dives, including details like depth, time, and surface intervals?

Accepted Answer

To provide a record of experience for advanced courses and to give crucial information to medical personnel in the event of a dive-related illness.

Answer

To remember the names of the dive sites for future vacations.

Answer

To win an award for the most dives completed in a year.

Answer

To ensure you get a stamp from every dive operator you visit.

A diver is planning a dive on a reef with a single entry/exit point.To ensure an adequate air reserve for the return journey and any potential contingencies, what is the most widely accepted and conservative rule for managing gas supply?

A diver is planning a dive on a reef with a single entry/exit point.
To ensure an adequate air reserve for the return journey and any potential contingencies, what is the most widely accepted and conservative rule for managing gas supply?