Human Performance Exam 2

Human Performance & Limitations Exam 2 50 questions, time allowed 1 hour 1. When viewed through mist or fog the distance from the aircraft to

visible objects tends to be: (a) overestimated (b) correctly estimated (c) underestimated (d) impossible to estimate

2. When flying in the vicinity of a thunderstorm it is recommended that:

(a) only the red cockpit lighting is turned up (b) all cockpit lighting is turned up (c) cockpit lighting should be set to the lowest level to permit the

instruments to be read accurately and adjusted from time to time (d) cockpit lighting should be switched off

3. The reason why cabin humidity on long-haul flights is kept as low as

3% is

(a) there is a significant weight saving (b) it is the most comfortable humidity level (c) viruses and bacteria cannot survive at such low levels of humidity (d) low levels of humidity will encourage sales from the duty-free bar

4. When initially converting to large aircraft pilots tend to taxi:

(a) too fast (b) at the correct speed (c) too slow (d) at an erratic speed

5. Colour vision during the day is achieved by light falling on the

......(i)....... which are clustered around the ......(ii)...... The missing words are:

(i) (ii)

(a) cones optic nerve (b) cones fovea (c) rods retina (d) rods optic nerve

Bristol Groundschool Human Performance Exam 2

6. When flying above cloud with no horizon reference another aircraft is seen. If the other aircraft is at about the same level as your aircraft does it appear:

(a) higher (b) nearer (c) lower (d) farther

7. A change of height from sea level will result in a ............... change of

pressure compared with the same change in height at a higher altitude. The missing word is:

(a) greater (b) smaller (c) the same (d) indeterminate

8. If a pilot is accelerating in cloud with an air-driven artificial horizon the indications on the artificial horizon will:

(a) agree with the attitude changes that the pilot perceives and will also show a turn

(b) not corroborate the attitude changes that the pilot perceives and will also show a turn

(c) agree with the attitude changes that the pilot perceives and will not also show a turn

(d) not corroborate the attitude changes that the pilot perceives and will not also show a turn

9. If a pilot flies a normal approach to a runway which has a much higher

elevation at the upwind end than at the touchdown end, he may perceive himself to be:

(a) high on the glideslope and the runway is shorter than it actually

is low on the glideslope and the runway is longer than it actually is

(b) high on the glideslope and the runway is longer than it actually is (c) low on the glideslope and the runway is shorter than it actually is

10. Which of the following statements is most correct about a pilot who is

suffering from gastro-enteritis ?

(a) the pilot is unfit to fly while affected (b) the pilot may fly but only as part of a two-pilot crew (c) the pilot may fly providing suitable medication such as

Loperamide is controlling the condition (d) the pilot may fly providing suitable medication such as

Loperamide is controlling the condition but only as part of a two-pilot crew


11. Alcohol is removed from the body at a relatively constant rate (approximately 15 milligrams per 100 milligrams each hour) regardless of the concentration present. After consuming a small amount of alcohol a pilot should not fly for at least:

(a) 2 hours (b) 3 hours (c) 5 hours (d) 8 hours 12. People who are ................. have a greater tolerance to increased 'G'

forces and we are all more tolerant to .................. 'G' forces than ............... 'G' forces. The missing words are:

(a) tall vertical horizontal (b) short vertical horizontal (c) tall horizontal vertical (d) short horizontal vertical 13. What is the name of the type of coping with stress if a person tries to rationalise and seek help ? (a) action coping (b) cognitive coping (c) symptom-directed coping (d) counselling 14. The manner in which an authoritarian person acts as a leader and as a subordinate may be best described as:

(a) an individual who will be dogmatic and brooks no dissent from subordinates but will usually submit blindly to those with status and power

(b) an individual who will be dogmatic and brook no dissent from neither subordinates or superiors

(c) an excellent leader who always gives clear guidance to his subordinates and willingly indicates errors in standard operating procedures to his superiors

(d) a goal directed individual who will be equally assertive with all agencies he or she must deal with as they are with superiors and subordinates

15. The time of day when the body reaches its lowest temperature is: (a) 0100 (b) 0500 (c) 1100 (d) 1400


16. The effect of environmental stress will be to:

(a) reduce the effect of any domestic or work-related stresses by removing such stresses from conscious attention

(b) always enhance the performance of the individual by providing additional arousal

(c) lower an individuals resistance to any other sources of stress (d) keep a pilot aware of the situation

17. Which of the following are important in the formation of an

understanding between strangers on the flight-deck ?

(a) income, role, position (b) perceived ability, role, income (c) body language, status, income (d) perceived ability, status, role

18. Blowing into a paper bag can help overcome hyperventilation because:

(a) it creates a back-pressure (b) the brain senses the level of carbon dioxide and oxygen to control

the rate of breathing (c) it increases the amount of carbon dioxide in the lungs (d) blowing into a paper bag distracts the person suffering from

hyperventilation 19. Which of the following does not help to avoid a mid-air collision:

(a) the other aircraft does not move in azimuth (b) the retinal size of the other aircraft does not increase significantly (c) the other aircraft will track across the windshield at a constant

rate (d) movement of the other aircraft in peripheral vision

20. A pilot in a high work load situation may miss a radio call because:

(a) there is a tendency to concentrate on visual inputs (b) the brain's inability to choose between the various inputs (c) the brain tends to concentrate on one thing at a time (d) the response to radio calls is always late

21. At what height would ozone levels in the atmosphere become harmful ?

(a) 30,000 - 50,000 ft (b) 40,000 - 75,000 ft (c) 75,000 - 150,000 ft (d) 20,000 - 40,000 ft


22. After giving blood it is recommended that pilots do not fly for at least:

(a) 24 hours (b) 48 hours (c) 72 hours (d) 1 week

23. What is personality ?

(a) being able to get on with someone (b) that which makes one person different from another (c) the stable behavioural characteristics associated with an

individual (d) a measure of a person's intelligence

24. The eustachian tubes allow pressure to equalise between:

(a) the inner ear and the middle ear (b) the middle ear and the outer ear (c) the inner ear and the outer ear (d) the inner ear and the nose

25. A pilot demonstrates symptoms which could be either hypoxia or hyperventilation. The most appropriate course of action would be:

(a) descend to the lower of 10,000 feet or MSA and administer treatment for hypoxia

(b) descend to the lower of 10,000 feet or MSA and administer treatment for hyperventilation

(c) immediately treat for hyperventilation (d) immediately treat for hypoxia by administering oxygen

26. Approximately how many 'chunks' of information can an average

person process at one time ?

(a) five (b) seven (c) nine (d) ten to twelve

27. Which form of behaviour is associated with motor programmes ?

(a) skill-based behaviour (b) rule-based behaviour (c) knowledge-based behaviour (d) environmentally-based behaviour


28. Attention getting lights or horns are required on the flight deck because:

(a) in times of high work-load a pilot may miss an important

instrument indications (b) they induce additional stress which always gives a necessary

improvement in the pilot's performance (c) pilots may find flying boring when on long night flights (d) during a quiet phase of flight a pilot does not scan the

instruments as frequently as he does during busier phases and in times of high work-load a pilot may miss an important instrument indications

29. What is likely to happen to a person's (1) confidence and (2) ability to

cope when put in a situation with a stressor that was previously coped with well?

(1) (2) (a) increases decreases (b) increases increases (c) decreases decreases (d) decreases increases 30. If sitting one inch too low the pilot will see:

(a) too much of the runway undershoot and too much of the runway overshoot

(b) too much of the runway undershoot and too little of the runway overshoot

(c) too little of the runway undershoot and too much of the runway overshoot

(d) too little of the runway undershoot and too little of the runway overshoot

31. Photochromatic sunglasses which vary in darkness and light

transmission are:

(a) most advantageous for pilots (b) not generally permitted for use by pilots (c) permitted for use of polarised (d) not very useful on a flight deck if the UV light is screened by the

aircraft glass 32. At a cabin altitude above 10,000 feet what significant change is a pilot

most likely to notice ? (a) a sense of euphoria (b) increased heart rate (c) increased breathing rate (d) fatigue


33. Which of the following statements about carbon monoxide is most correct ?

(a) it can have a severe affect of a pilot's capability if he is exposed to

large quantities over a short period of time (b) it is a natural by-product of respiration and not toxic to humans (c) it is possible to build an immunity to the gas by repeated

exposure (d) its distinctive smell will alert a pilot to its presence on the flight

deck 34. Which of the light sensitive cells are used for night vision ? (a) cones (b) rods (c) rods and cones equally (d) neither rods or cones 35. Which of the following statements is most correct ?

(a) 70% of information processed by humans is acquired via the visual channel

(b) hearing provides most of the information processed by humans (c) 40% of information processed by humans is acquired via the

visual channel (d) when flying the kinestatic channel is the most important source of

information to be processed 36. Barotraumas of the sinuses when flying (areo sinusitis) is caused by:

(a) pressure imbalance between the middle ear and the outer ear (b) pressure imbalance between the middle ear and the inner ear (c) differences in pressure between cavities in the nose and the

ambient air (d) pressure differences between the middle ear and cavities in the

nose 37. The characteristics of the General Adaption Syndrome (GAS) are: 1. Alarm 2. Alert 3. Resistance 4. Vigilance 5. Exhaustion (a) 1 to 4 inclusive (b) 1 to 5 inclusive (c) 1, 3 & 4 only (d) 1, 3 & 5 only


38. The 'attitude' of an individual may best be described as:

(a) their predisposition to being biased positively or negatively (b) their general behaviour (c) how they respond to another person, situation or organisation

either positively or negatively (d) the subjective way in which they always act or think

39. Anxiety will affect which of the following: 1. Memory 2. Concentration 3. Attention 4. Judgement (a) 1 only (b) 2 and possibly 4 (c) 1 to 3 inclusive (d) all 4 40. On recovery from a spin a pilot may experience a strong sensation of: (a) turning in the same direction as the spin (b) turning in the opposite direction as the spin (c) pitching up slowly (d) pitching up quickly 41. Which of the following hazards to pilots is associated with Dalton's

Law? (a) the bends (b) the creeps (c) hypoxia (d) somatogravic illusion 42. The contents of the air we breath out (exhaled air) contains: (a) less water vapour than inhaled air (b) more oxygen than inhaled air (c) about the same amount of oxygen as inhaled air (d) more carbon dioxide than inhaled air 43. If a pilot in an unpressurised aircraft suffers from severe flatulence in

flight she should:

(a) breathe 100% oxygen (b) descend (c) climb (d) carry out a rapid descent and seek medical advice on landing


44. The time of useful consciousness (TUC) at 30,000 feet is: (a) 15 - 20 minutes (b) 5 - 10 minutes (c) 3 - 5 minutes (d) 1 - 2 minutes 45. Which of the following statements is correct ? 1 psychosomatic refers to a psychological reaction to an outside

stimulus causing a physiological change or changes 2. psychosomatic refers to the interrelationships of mind and body 3. psychosomatic problems can be cured by counselling 4. psychosomatic problems are not commonly encountered in pilots

because of the high selection standards (a) 1 and 2 (b) 1 and 3 (c) 3 and 4 (d) none of the above statements are correct 46. When concentrating on an isolated light at night the light may appear

to:

(a) vary in size (b) vary in intensity (c) vary in colour (d) move

47. When considering the decision-making process it is:

(a) arbitrary (b) an automatic function (c) always conscious and voluntary after assessing the available

options and courses of action (d) a systematic and analytical process

48. The hearing problem known as presbycusis causes a loss of:

(a) high tones (b) low tones (c) high and low tones equally (d) a range of tones but may be prevented by using ear plugs

49. The eye is able to adjust to:

(a) high levels of illumination in 10 seconds and darkness in 30 minutes

(b) high levels of illumination in 10 minutes and darkness in 30 minutes

(c) high levels of illumination in 30 seconds and darkness in 10 minutes

(d) high levels of illumination in 30 minutes and darkness in 10 seconds


50. The human body will function best within a certain temperature range.

Above and below certain temperatures there is a degradation of mental and physical capabilities. These critical temperatures are:

(a) above 36°C below 25°C (b) above 38°C below 27°C (c) above 36°C below 35°C (d) above 38°C below 35°C


Human Performance & Limitations Exam 2 50 questions, time allowed 1 hour

A B C D

12345678910

A B C D

11121314151617181920

Name:

21222324252627282930

A B C D41424344454647484950

31323334353637383940


ANSWERS

1. (a) 16. (c) 31. (b) 46. (d) 2. (b) 17. (d) 32. (a) 47. (d) 3. (a) 18. (c) 33. (a) 48. (a) 4. (a) 19. (a) 34. (b) 49. (a) 5. (b) 20. (c) 35. (a) 50. (d) 6. (a) 21. (b) 36. (c)

7. (a) 22. (a) 37. (d) 8. (a) 23. (c) 38. (c) 9. (a) 24. (b) 39. (d)

10. (a) 25. (d) 40 (b) 11. (d) 26. (b) 41. (c)

12. (d) 27. (a) 42. (d) 13. (b) 28. (d) 43. (b) 14. (a) 29. (b) 44. (d) 15. (b) 30. (c) 45. (a)


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Human Performance Exam 2