lec 4 mcq Flashcards
1
Q
- What is the primary goal of a preliminary site survey?
A. Collect witness statements
B. Determine cause of accident
C. Define geographical scope of wreckage
D. Photograph the aircraft
A
→ C. Define geographical scope of wreckage
2
Q
- If parts are missing during the survey, what should be done?
A. Cancel the investigation
B. Close the site
C. Expand the scope of the site
D. Begin repairs
A
→ C. Expand the scope of the site
3
Q
- What type of data must be preserved early during site examination?
A. Survey maps
B. Flight route
C. Perishable data
D. Maintenance logs
A
→ C. Perishable data
4
Q
- What environmental elements should be checked for damage during site survey?
A. Fire hydrants and roads
B. Navigation aids and power lines
C. Bus stops and buildings
D. Trees and rocks
A
→ B. Navigation aids and power lines
5
Q
- What are the three elements of the exposure triangle in photography?
A. Shutter speed, metering, focus
B. ISO, shutter speed, aperture
C. Zoom, angle, lens type
D. Resolution, contrast, light
A
→ B. ISO, shutter speed, aperture
6
Q
- Widening the aperture results in:
A. Deep depth of field
B. Sharper background
C. Shorter depth of field
D. Increased motion blur
A
→ C. Shorter depth of field
7
Q
- What does narrowing the aperture cause?
A. Grainy image
B. Overexposure
C. Deep depth of field
D. High noise
A
→ C. Deep depth of field
8
Q
- What happens with a long shutter speed?
A. Image sharpening
B. No motion blur
C. Motion blur from wind/vibration
D. Better exposure in daylight
A
→ C. Motion blur from wind/vibration
9
Q
- Increasing ISO too much may cause:
A. Blurry images
B. Grainy, over-saturated image
C. Perfect clarity
D. Color balance improvement
A
→ B. Grainy, over-saturated image
10
Q
- What are artifacts in digital images?
A. Cropped sections
B. Natural lighting
C. Unintended pixel patterns
D. Highlighted text
A
→ C. Unintended pixel patterns
11
Q
- If ISO and aperture are fixed, which variable can be modified?
A. ISO
B. Shutter speed
C. Camera model
D. Lens focal length
A
→ B. Shutter speed
12
Q
- Fixing shutter speed and ISO allows control over:
A. Graininess only
B. Aperture settings and blur
C. Exposure triangle
D. ISO settings
A
→ B. Aperture settings and blur
13
Q
- HDR is useful in what kind of conditions?
A. Studio lighting
B. Extreme darkness only
C. Challenging lighting situations
D. Bright midday sun
A
→ C. Challenging lighting situations
14
Q
- Focus stacking is used to:
A. Create motion blur
B. Avoid shadows
C. Combine multiple focus planes
D. Reduce image saturation
A
→ C. Combine multiple focus planes
15
Q
- Which control surface affects roll?
A. Elevator
B. Rudder
C. Aileron
D. Flap
A
→ C. Aileron
16
Q
- What component controls pitch?
A. Ailerons
B. Rudder
C. Flaps
D. Elevator
A
→ D. Elevator
17
Q
- What component is responsible for yaw?
A. Flap
B. Elevator
C. Rudder
D. Slat
A
→ C. Rudder
18
Q
- Witness marks may indicate:
A. Flight path
B. Landing gear position
C. Control position at impact
D. Fuel load
A
→ C. Control position at impact
19
Q
- What must be verified for all major components?
A. Paint job
B. Surface polish
C. Presence and state
D. Manufacturer origin
A
→ C. Presence and state
20
Q
- Push rods are part of which control system?
A. Landing gear
B. Electrical
C. Cyclic collective
D. Fuel system
A
→ C. Cyclic collective
21
Q
- What are jack screws associated with?
A. Flaps and slats
B. Cockpit seats
C. Landing lights
D. Pitot tubes
A
→ A. Flaps and slats
22
Q
- What manual describes the aircraft systems?
A. AFM
B. CMM
C. SDS
D. MEL
A
→ C. SDS
23
Q
- The Aircraft Flight Manual (AFM) provides:
A. Maintenance instructions
B. Component specs
C. Operational procedures
D. Sensor calibration
A
→ C. Operational procedures
24
Q
- A high-speed, shallow-angle wreckage indicates:
A. Spin
B. Deep stall
C. CFIT or takeoff accident
D. Engine fire
A
→ C. CFIT or takeoff accident
25
Q
- A steep angle and high-speed impact may suggest:
A. Landing gear failure
B. Spiral dive or control malfunction
C. Icing
D. Autopilot error
A
→ B. Spiral dive or control malfunction
26
Q
- A low-speed, steep-angle impact typically indicates:
A. Deep stall or spin
B. Tail strike
C. Hydraulic leak
D. Control flutter
A
→ A. Deep stall or spin
27
Q
- A spiral dive is:
A. Unrecoverable
B. A stalled aircraft
C. Within normal envelope
D. Always linked to mechanical failure
A
→ C. Within normal envelope
28
Q
- A spin is defined by:
A. Balanced flight
B. Control only on yaw
C. At least one wing stalled
D. Ailerons fully extended
A
→ C. At least one wing stalled
29
Q
- What should be documented on composite tires and propellers?
A. Pressure levels
B. Witness marks
C. Manufacturer
D. Tire brand
A
→ B. Witness marks
30
Q
- What is a function of gridding in a detailed site survey?
A. Minimize flight hours
B. Increase survey precision
C. Analyze CVR
D. Mark runways
A
→ B. Increase survey precision
31
Q
- Which method has the highest precision?
A. GNSS
B. DGPS survey
C. Surveyor’s transit
D. Gridding
A
→ C. Surveyor’s transit
32
Q
- 3D laser scanning has accuracy of:
A. 1 cm
B. 1 mm
C. 10 ft
D. 5 m
A
→ B. 1 mm
33
Q
- What technique combines imagery with location data?
A. Grid mapping
B. RPAS imaging with photogrammetry
C. HDR photography
D. Infrared scanning
A
→ B. RPAS imaging with photogrammetry
34
Q
- What is used to generate topography data?
A. Weather radar
B. Flight logs
C. High-resolution terrain mapping
D. ATIS broadcasts
A
→ C. High-resolution terrain mapping
35
Q
- What is the default position regarding wreckage?
A. Leave in place
B. Return to airline
C. Keep or seize all of it
D. Discard what’s damaged
A
→ C. Keep or seize all of it
36
Q
- What component is essential for photogrammetry analysis?
A. Audio recorders
B. CVR memory
C. RPAS imaging
D. ATC transcripts
A
→ C. RPAS imagin
37
Q
- Which manual helps with component-level procedures?
A. SDS
B. AMM
C. CMM
D. AFM
A
→ C. CMM
38
Q
- Which survey tool provides +/- 1 ft accuracy?
A. RPAS
B. DGPS
C. GNSS
D. Manual gridding
A
→ B. DGPS
39
Q
- What is the main purpose of a detailed site survey?
A. Collect debris
B. Finalize repair plan
C. Map and document wreckage precisely
D. Interview pilots
A
→ C. Map and document wreckage precisely
40
Q
- Which survey method is least accurate?
A. 3D laser scanning
B. Surveyor’s transit
C. RPAS imaging
D. GNSS
A
→ D. GNSS
