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SDI DM Exam Questions and Complete Solutions Graded A+
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SDI DM Exam Questions and Complete Solutions Graded A+
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SDI DM ExamQuestions and
Complete Solutions
Graded A+
Denning [Date] [Course title]
,Which of the following methods are appropriate for accounting for divers at the end of the dive?
1: Head count.
2: Equipment count.
3: Checking for empty seats on the boat.
4: A 'by name" roll call. - Answer: A 'by name" roll call.
The first step in assisting a tired diver back to the boat or shore is to ensure that the diver is:
1: Positively Buoyant
2: Negatively Buoyant
3: Nauseous
4: Neutrally Buoyant - Answer: Positively Buoyant
True or False: The only acceptable methods for towing a diver in need are the "Cylinder Valve Tow" and
the 'Underarm Push".
1: True
2: False - Answer: False
True or False: The two most common finning techniques among sport divers are the scissors kick and the
flutter kick.
1: True
2: False - Answer: True
A properly weighted diver should be able to __________ simply by exhaling deeply.
1: Ascend
2: Descend
3: Air Share
4: Float - Answer: Descend
When performing the Giant Stride entry, the diver's BCD should be inflated
_________________________, so that it will quickly bring the diver back to the surface after entering.
, 1: Completely
2: About Halfway
3: About one-third
4: Very Little - Answer: About halfway
Whether diving with a new or used BCD you should ___________________ before attaching it to the
cylinder.
1: Fill it with Air
2: Wet the Cylinder Strap
3: Adjust the Cylinder Strap
4: Adjust the Weights - Answer: Wet cylinder strap
Many divers turn the cylinder valve knob back a quarter turn to ensure that the ____________ of the
valve's handle remain engaged, and to relieve excess pressure on the valve's o-rings.
1: O-Rings
2: Fittings
3: Threads
4: Oriface - Answer: Threads
Using the US Navy Tables, complete the following dive profile question: What is the pressure group after
a dive to 19.8m/65ft for 28 minutes?
1: c
2: d
3: e
4: f - Answer: F
Using the US Navy Tables, complete the following dive profile question: A diver in pressure group D
plans a dive to 19.8m/65ft What is his NDL for this dive?
1: 17 Minutes
2: 20 Minutes
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