IDC Dive Theory & Safety Standards 3

Question 1

What is the primary purpose of the pre-dive safety check (BWRAF) in PADI training?

Accepted Answer

To verify equipment is functioning and both divers are ready

Answer

To fill out paperwork before a dive

Answer

To check the weather conditions

Answer

To measure water visibility

Question 2

What is the current PADI recommended maximum ascent rate for recreational scuba diving?

Accepted Answer

18 meters per minute

Answer

30 meters per minute

Answer

9 meters per minute

Answer

5 meters per minute

Question 3

At what depth and for how long does PADI recommend performing a safety stop?

Accepted Answer

5 meters for 3 minutes

Answer

3 meters for 5 minutes

Answer

10 meters for 5 minutes

Answer

5 meters for 5 minutes

Question 4

What condition caused by compressed air at depth may impair a diver's judgment?

Accepted Answer

Nitrogen narcosis

Answer

Hypercapnia

Answer

Oxygen toxicity

Answer

Barotrauma

Question 5

What is a 'square profile' dive and why does it consume the NDL faster than a multilevel dive?

Accepted Answer

A dive where the diver stays at maximum depth the entire time, spending more time at maximum nitrogen absorption

Answer

A dive in a square formation for navigation practice

Answer

A dive starting at the surface and ending at maximum depth

Answer

A dive with 4 equal segments at different depths

Question 6

What is the significance of the PADI certification card (C-card) in recreational diving?

Accepted Answer

It proves a diver has met training requirements and allows participation in diving activities worldwide

Answer

It is only required for equipment rentals

Answer

It is optional and for identification purposes only

Answer

It must be renewed every two years to remain valid