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PADI Divemaster and IDC Practice Tests > RDP Quiz > Flashcards

RDP Quiz Flashcards

1
Q

What is a diver’s pressure group after surfacing from a dive on the Spiegel at 31m/98ft for 14 minutes?

A

J/I

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2
Q

What is the minimum surface interval for a 2 dive trip out to Spiegel Grove, with the first dive going to 107 feet for 14 minutes and the second dive going to 93 feet for 18 minutes?

1 hour and 5 minutes

1 hour and 30 minutes

2 hours and 5 minutes

2 hours and 30 minutes

A

2 hours and 5 minutes

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3
Q

Special tables and procedures are required when diving at elevations __________above sea level.

A

300m/1000ft

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4
Q

Tissue compartments are directly related to specific tissues in the body.

True

False

A

False

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5
Q

A diver surfaces after 2 dives on Molasses Reef with a pressure group of R. What can be his max depth of his third dive if he plans to stay down for 27minutes? Does he need to make a safety stop?

A

14m/45ft with a 3 minute safety stop

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6
Q

A diver exits the water after diving Fire Coral Cave with a pressure group of F, what would his new pressure group be after a 47 minute surface interval?

A

B

C

D

A

B

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7
Q

What is NOT true when using a dive computer?

A

none of these:
eliminates rounding errors
provides more no-decompression time
calculates the dive exactly

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8
Q

In comparison to the U.S. Navy tables, how many more tissue compartments were used in determining the NDLs for the Recreational Dive Planner?
6

14

8

12

A

8

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9
Q

A diver is planning a multilevel dive in Key Largo; his first dive is to 13m/40 ft for 20 minutes, his second dive is to 10m/30 ft for 25 minutes and his third dive is to 6m/17ft for 21 minutes. What is his pressure group after the third dive?

D/D

P/M

O/N

N/P

A

O/N

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10
Q

A diver completes a dive to 67ft for 20 minutes. He wants to returns to that depth for 20 minutes to take a picture of a moray eel. What is the minimum time the diver must wait on the surface before starting the second dive?

3 minutes

5 minutes

4 minutes

6 minutes

A

6 minutes

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11
Q

The pressure group designations on the RDP are ____ with other dive table pressure groups?

A

not interchangeable

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12
Q

A diver does a single shallow dive to Logan’s Run on Molasses Reef, according to the flying after diving recommendations, what is the minimum time the diver should wait before flying?

A

12 hours

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13
Q

What is a diver’s pressure group after a dive to 21m/67ft for 23 minutes?

P

K

L

G

A

K

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14
Q

A diver dives to 12m/35ft on the Winch Hole for 56 minutes, what is the maximum amount of time he could spend at 35 ft without going into deco?

147 minutes / 205 minutes

146 minutes / 204 minutes

78 minutes

79 minutes

A

147 minutes / 205 minutes

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15
Q

A diver wants to spend the maximum time in the aquarium at 9m / 27ft because he’s doing a study on the effects of juvenile lionfish on the Molasses ecosystem. How long can he spend down there?

219 minutes / 205 minutes

215 minutes / 207 minutes

209 minutes

he would run out of air, so it is not possible

A

219 minutes / 205 minutes

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16
Q

What considerations do not need to be taken into account when diving at altitude?

A

diving at the lowest altitude first

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17
Q

The RDP gives ____ as many credits for a given surface interval because it is based on 60 minute compartments and not 120 minute compartments

3 times

2 times

1 time

4 times

A

2 times

18
Q

A diver is so excited to dive the Bibb, he decides to double dip! Diving at 90ft for 15 minutes, what is the minimum amount of time the diver would have to spend at the surface, if he wishes to repeat the exact same profile in his second dive?

20 minutes

15 minutes

29 minutes

no surface interval required

A

29 minutes

19
Q

A diver completes a dive to 67ft for 20 minutes. He wants to returns to that depth for 20 minutes to take a picture of a moray eel. What is the minimum time the diver must wait on the surface before starting the second dive?

3 minutes

5 minutes

4 minutes

6 minutes

A

6 minutes

20
Q

What is the minimum surface interval for a 2 dive trip out to Molasses, with the first dive going to 59 feet for 47 minutes and the second dive going to 47 feet for 32 minutes?

A

15 minutes

21
Q

A diver can transfer tables during a repetitive dive

True

False

A

False

22
Q

The recommended maximum rate of ascent for recreational scuba diving is __________ feet per minute.
60

45

65

30

A

60

23
Q

Upon surfacing, a diver realizes he exceeded the no decompression limit by 4 minutes but was so caught up with taking a picture of a massive barracuda he forgot to do a safety stop. What is the recommended procedure?

continue your planned dives for that day

Re-enter the water with a new tank and do a long safety stop

Remain on the surface, rest, breathe 100% oxygen and be monitored for decompression sickness

Remain on the surface, rest and be monitored for signs of decompression sickness

A

Remain on the surface, rest, breathe 100% oxygen and be monitored for decompression sickness

24
Q

If a diver exits the water with a pressure group of T, what would his pressure group be after his lunch break of 49 minutes?

J

I

M

P

A

I

25
Q

How many hours does it take to fill or empty a 60-minute tissue compartment?

6

60

12

120

A

6

26
Q

A diver surfaces from his third dive of the day, with a pressure group of X. What is the minimum surface interval before his next dive?

6 hours

1 hour

4 hours

cannot determine

A

1 hour

27
Q

The Haldanean Decompression Model should only be relied on as far as it’s been shown to work in test and field experience.

True

False

A

True

28
Q

A diver has been diving with Rainbow Reef for the past week, in which time he has made 24 dives. He exits the water at 4:20pm. What is the soonest this diver should board a commercial airline for his flight home to Boston?

10: 20 am the next morning
4: 20 pm the next afternoon
10: 20 pm that night

doesn’t matter because he is flying after diving not diving after flying

A

10:20 am the next morning

29
Q

Megan executes a dive to 30m/100ft of sea water for an actual dive time of 15 minutes. The team has a surface interval of 1 hour and 30 minutes. What is the adjusted maximum dive time available for the second dive to a depth of 22m/65ft of sea water?

25 minutes/28 minutes

35 minutes/44 minutes

21 minutes/22 minutes

28 minutes/31 minutes

A

28 minutes/31 minutes

30
Q

How many tissue compartments were used when determining the gas washout during the surface interval?

6

12

4

1

A

1

31
Q

What is the no decompression limit for a dive to 32m/103ft?

16 minutes / 15 minutes

17 minutes / 16 minutes

16 minutes / 17 minutes

18 minutes

A

17 minutes / 16 minutes

32
Q

A diver is so excited to be out on Molasses Reef taking pictures for the Key Largo photo contest that he exceeds his no-decompression limits by 3 minutes. What is the general procedure?

Ascend and make an 8 minute safety stop at 5m/15 ft with no diving for 6 hrs

Ascend and make an 8 minute safety stop at 15 ft with no diving for 4 hrs

Ascend and make an 8 minute safety stop at 15 ft with no diving for 8 hrs

Ascend and make an 8 minute safety stop at 30 ft with no diving for 6 hrs

A

Ascend and make an 8 minute safety stop at 5m/15 ft with no diving for 6 hrs

33
Q

If a diver surfaces from Sand Bottom Cave with a pressure group of S, what is his pressure group after 45 minutes on the surface?

S

P

I

Y

A

I

34
Q

A diver dives the Spiegel at 27m/90ft for 23 minutes and then the Benwood at 12m/40ft for 40 minutes with a surface interval of 47 minutes. What is the divers pressure group before the Benwood?

G/G

I/J

L/K

M/R

A

G/G

35
Q

What is a half-time?

rate at which theoretical tissues absorb nitrogen

rate at which theoretical tissues release oxygen

rate at which theoretical tissues release nitrogen

both a and c

A

both a and c

36
Q

A diver is planning a multilevel dive in Key Largo; his first dive to 17m/57 ft for 72 minutes, his second dive to 19m/34ft for 20 minutes and his third dive to 5m/15 ft for 45 minutes. What is his pressure group at the end of these dives?

X

Y

R

cannot tell because he exceeded his limits on the first dive

A

cannot tell because he exceeded his limits on the first dive

37
Q

The term half-time is the length of time it takes a specific tissue to become _____ percent saturated with nitrogen.

50

100

33

66

A

50

38
Q

Becky executes a dive and accidentally exceeds her planned dive time by 8 minutes. What should she do during her ascent?

make a 15 minute safety stop and then continue diving as planned

make a 5 minute safety stop, surface and monitor yourself for signs of decompression sickness

make a 15 minute safety stop or until air runs low, surface and monitor yourself for signs of decompression sickness

continue your subsequent dives as planned

A

make a 15 minute safety stop or until air runs low, surface and monitor yourself for signs of decompression sickness

39
Q

What is the minimum surface interval after your first dive, surfacing with a pressure group of R if you plan to go to a depth of 67 feet for 32 minutes?

2 hours and 25 minutes

2 hours and 35 minutes

2 hours and 45 minutes

3 hours

A

2 hours and 35 minutes

40
Q

If a dive is particularly cold and/or strenuous, the dive team should use:

a different set of dive tables to calculate their repetitive group letter

add 4m/10m to their maximum depth.

not dive for the remainder of the day

pure oxygen for their decompression stop

A

add 4m/10m to their maximum depth.

41
Q

What is the no decompression limit for a dive to 26m/78ft?

29 minutes / 15 minutes

19 minutes / 20 minutes

25 minutes

27 minutes / 30 minutes

A

27 minutes / 30 minutes

42
Q

A diver dropped his go-pro into the sand yesterday on the Duane and wants to go get it. The sand lies at 40m/130ft, what is the no-decompression limit for this dive?

9 minutes/10 minutes

10 minutes/11 minutes

12 minutes

it’s too deep, he shouldn’t try and find his camera

A

9 minutes/10 minutes

PADI Divemaster and IDC Practice Tests (5 decks)

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