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SDI OWSDI Exam A

Total questions: 81

Worksheet time: 53mins

Name
Class
Date
1.

__________ is the parent company of SDI, TDI, and ERDI.

a)

International Training

b)

Investigative Training Inc

c)

International Technical Intelligence

d)

None of the Above

2.

SDI was founded in 1994.

a)

True

b)

False

3.

The first scuba training agency to mandate the use of computers for entry level divers was __________.

a)

NAUI

b)

SSI

c)

SDI

d)

None of the Above

4.

The branch of International Training that works with public safety diving is:

a)

TDI

b)

ERDI

c)

SDI

d)

None of the Above

5.

To maintain active membership, professional members of SDI/TDI/ ERDI must:

a)

Remit annual dues.

b)

Carry appropriate liability insurance where required.

c)

Adhere to SDI/TDI/ERDI standards.

d)

All of the Above

6.

SDI Open Water Scuba Diver Instructor must renew each year by October 31.

a)

True

b)

False

7.

SDI Open Water Scuba Diver Instructor candidates must be ____________ years old to enroll in the course.

a)
18
b)

21

c)

16

d)

15

8.

SDI Open Water Scuba Diver Instructors may teach selected ________________ without direct supervision once they have received the appropriate training.

a)

Technical Courses

b)

Specialty Courses

c)

Public Safety Courses

d)

All of the Above

9.

To pass the SDI Open Water Scuba Diver Instructor exam the candidate must score a minimum of ________________.

a)

75 percent

b)

80 percent

c)

85 percent

d)

90 percent

10.

During the open water scuba diver course the open water scuba diver instructor can review the ___ with the students.

a)

Knowledge Quest Review

b)

Entire Academic Section

c)

All Skills in the Open Water

d)

All of the Above

11.

It is recommended that once certified as an open water scuba diver instructor the individual remain current in ________________ and ________________.

a)

CPR and First Aid

b)

Deep Diving and Navigation

c)

Navigation and Wreck

d)

None of the Above

12.

The SDI Open Water Scuba Diver Instructor’s appearance is irrelevant when they are conducting a class.

a)

True

b)

False

13.

_________ issues are handled by the Training Department at SDI World Headquarters.

a)

A. Quality Assurance

b)

B. Claim Damages

c)

C. Inventory Shortage

d)

D. All of the Above

14.

If a member is expelled from SDI they can still teach select SDI courses.

a)

True

b)

False

15.

The SDI Standards and Procedures Manual includes:

a)

A. Diver Standards

b)

B. Special Diver Standards

c)

C. Leadership Standards

d)

D. All of the Above

16.

Risks associated with diving may include:

a)

Decompression Sickness

b)

Marine-life Injuries

c)

Physical Exertion

d)

All of the Above

17.

The ________________ has to show cause in a lawsuit.

a)
Plaintiff
b)

Defendant

c)

Spouse

d)

Parent

18.

It’s the responsibility of the plaintiff to show that the defendant (or defendants) had a duty to provide training or supervision in an atmosphere of reasonable safety.

a)

True

b)

False

19.

The open water scuba diver instructor should always expect the ________________ when conducting diver training.

a)
Worst
b)

Best

c)

students will reach mastery easily

d)

students will show up on time

20.

The medical questionnaire is part of the student training record folder.

a)

True

b)

False

21.

Student training records must be preserved for a minimum of one (1) year.

a)

True

b)

False

22.

Any item _____ on a student’s medical questionnaire must have written clearance by a qualified medical professional prior to participating in water exercises.

a)

A. Marked No

b)

B. Marked Yes

c)

C. Unmarked

d)

D. None of the Above

23.

The liability release must be completed as it is written without any modifications.

a)

True

b)

False

24.

All dive leaders around the world are required to carry professional liability insurance.

a)

True

b)

False

25.

The _____ is the primary concern in the event of an incident.

a)

A. Crowd

b)

B. Emergency Medical Services

c)

C. Dive Professional

d)

D. Victim

26.

In the event of an incident/accident, dive professionals should not provide any information to a third party beyond that of the local authorities.

a)

True

b)

False

27.

Which Form should be sent to SDI Headquarters as soon as possible after an accident occurs?

a)

SDI Accident / Incident Report

b)

Copies of Training Records

c)

Witness Statements

28.

When an accident occurs the dive leader should assign someone to:

a)

Interview Witnesses

b)

Get Refreshments

c)

Monitor the Weather

d)

All of the Above

29.

Once the accident scene is under control, it is recommended to secure the victim’s equipment and (a)   it with a third party.

30.

Failure to report an accident to the insurance company/training agency may create an insurance coverage problem.

a)

True

b)

False

31.

An Object underwater appears larger and closer.

a)

True

b)

False

32.

Sound travels approximately (a)   times faster in water than in air.

33.

If an object displaces a volume of water equal to the weight of the object it is (a)   buoyant.

34.

By adding air to the diver’s (a)   they can maintain neutral buoyancy.

35.

A litre/cubic foot of saltwater weighs (a)   than a litre/cubic foot freshwater

36.

An object weighing 97kg/214lb is placed in salt water. The object displaces 113L/4cf of water. What is the buoyancy of this object?

a)

A. 23.8kg/52lb positively buoyant

b)

B. 23.8kg/52lb negatively buoyant

c)

C. 19.4kg/42lb positively buoyant

d)

D. 19.4kg/42lb negatively buoyant

37.

Total force exerted by all sources of pressure is referred to as absolute or intermediate pressure.

a)

True

b)

False

38.

As depth increases, pressure also increases because of the additional weight of water pressing downward.

a)

True

b)

False

39.

An imperial SPG displays a reading of 2250 psi. What would a metric SPG read if attached to the same cylinder?

a)

A. 53 bar

b)

B. 90 bar

c)

C. 153 bar

d)

D. 200 bar

40.

A diver at a true depth of 30m/99ft in fresh water would see what reading on his depth gauge?

a)

28m/92ft

b)

29m/96ft

c)

32m/105ft

d)

No Change

41.

According to Boyle’s Law, increasing pressure on a fixed volume of gas will result in a(n) ___ in that volume of gas.

a)

Increase

b)

Decrease

c)

Stabilization

d)

None of the Above

42.

A cylinder that lasts a diver 22 minutes at the surface will last him how long at 20m/66ft?

a)

6.0 minutes

b)

6.5 Minutes

c)

7.3 minutes

d)

10 minutes

43.

A balloon is filled with 18L/.64cf of air at 4.7bar/atm. pressure. If the balloon is taken to 2.3bar/atm, what will the new volume be?

a)

28.21L/1.0cf

b)

31.12L/1.1cf

c)

34.16L/1.2cf

d)

36.78L/1.3cf

44.

What will be the approximate change in the pressure inside a scuba cylinder taken from a surface temperature of 24C/75F to an underwater temperature of 13C/55F? (Use the quick estimate method for temperature and pressure)

a)

13.2bar/200psi

b)

6.6bar/100psi

c)

3bar/50psi

d)

11.7bar/175psi

45.

A gas will move from an area of high concentration to an area of higher concentration.

a)

True

b)

False

46.

A lack of oxygen is the primary trigger for the breathing mechanism.

a)

True

b)

False

47.

________________ is caused by the formation of nitrogen bubbles within the tissues of a diver’s body.

4 lines
48.

Making a direct ascent to the surface after remaining too long at a given depth can cause bubbles to form in a diver’s tissues.

a)

True

b)

False

49.

Older age and poor fitness are two factors that can lead a diver to Decompression Sickness.

a)

True

b)

False

50.

Type II Decompression Sickness involves the central nervous system, respiratory system, and/or circulatory system.

a)

True

b)

False

51.

While the signs and symptoms of __________________________ may be quite similar to those of Decompression Sickness, the onset tends to be more rapid and dramatic.

a)

Decompression Sickness

b)

Seasickness

c)

Arterial Gas Embolism

d)

Nitrogen Narcosis

52.

In some circumstances, sudden convulsions may be the first and only detectable symptom related to the onset of CNS oxygen toxicity.

a)

True

b)

False

53.

The primary cause of ____________________ is holding one’s breath.

4 lines
54.

Subcutaneous Emphysema is a lung over-pressure injury.

a)

True

b)

False

55.

The first aid for lung over-expansion injuries is the same as that for:

a)

DCS

b)

Nitrogen Narcosis

c)

Ear Squeeze

d)

None of the Above

56.

The condition caused by failing to equalize increasing ambient pressure in an airspace is called a(n):

a)

Squeegee

b)

Reverse Block

c)

Squeeze

d)

Overexpansion Injury

57.

Chemical and biological changes may occur in the lungs after a near-drowning which, if unchecked may result in ________________ days after the incident.

4 lines
58.

The field neurological exam should be repeated periodically, it is suggested to be repeated every 30 to 60 minutes while the patient is awaiting professional medical attention.

a)

True

b)

False

59.

Recompression in a(n) _______ is the standard medical treatment for decompression illness.

a)

Iron Lung

b)

Hyperbaric Chamber

c)

Hypobaric Chamber

d)

Alternobaric Chamber

60.

A dive leader should be prepared to handle a potential injury at the dive site.

a)

True

b)

False

61.

When a person learns there is an observable and permanent change in them.

a)

True

b)

False

62.

Learning is strictly a function of hands-on education.

a)

True

b)

False

63.

Readiness, Exercise, Intensity, Effect and (a)   are factors that affect learning.

64.

(a)   is a fancy word for “do it right the first time.”

65.

Each phase of teaching is as important as the next, and so is the order in which they are implemented.

a)

True

b)

False

66.

Phrases of teaching may include

a)

Assessment

b)

Evaluation

c)

Presentation

d)

All of the Above

67.

The Application Phase is where the student (a)   what they have learned.

68.

Students may take written examinations only.

a)

True

b)

False

69.

Objectives inform the __ about what they will understand, be able to describe or be able to do at the conclusion of the presentation.

a)

Students

b)

Instructor

c)

Store Manager

d)

None of the Above

70.

Motivation, Reinforcement and Response are all phases of Learning as they relate to Instructional Theory.

a)

True

b)

False

71.

A presenter can gain the attention of the class by changing the _______________ of their voice during the presentation.

a)

Accent

b)

Tone

c)

Volume

d)

All of the Above

72.

Online training does not replace the need for face-to-face interaction; it does however, give the dive professional a chance to refocus what they would normally do in the:

a)

Pool/Confined Water

b)

Open Water Session

c)

Classroom

d)

Training Record

73.

An OWSDI should wear clothing that is characteristic of the _______________ they represent.

a)

Band

b)

Sports Team

c)

Dive Center

d)

None of the Above

74.

The ______ form helps the OWSDI organize and formalize their classroom presentation.

a)

Academic Presentation

b)

Confined/Open Water Presentation

c)

Cue Cards

d)

None of the Above

75.

Used as a teaching tool, PowerPoint® is both interactive and helps the presenter manage his ___.

a)

Students

b)

Equipment

c)

Area of Effect

d)

Time

76.

Due to the possibility of changing weather, an alternate site is always good to have planned when considering the primary open water site.

a)

True

b)

False

77.

The OWSDI can conduct the __________ for the open water scuba diver program.

a)

Knowledge Quest Reviews

b)

Skill Evaluations in the Pool /Confined Water

c)

Academic Review

d)

All of the Above

78.

A(n) (a)   version as well as a standard student kit is available for the student to use for the open water scuba diver academic information.

79.

A student must be eighteen (18) years of age to participate in the open water scuba diver program without parental approval.

a)

True

b)

False

80.

The ________________ program was developed by SDI to compete with other agencies advanced programs.

4 lines
81.

__ are the two required core dives for the Advanced Adventure program.

4 lines