Test your basic knowledge |

Certified Professional Photographer

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Generally - traditional portraits use what lighting ratio?
Snoot
3:1 or 4:1
Magenta
Zoom lens

2. Using this kind of automatic exposure setting on the camera - you set the shutter speed and the camera sets the aperture.
Shutter-Priority
The brightness of the light that reaches the sensor
Reflected light meter
A RAW file that has been altered

3. Perspective is affected by what?
lens-to-subject distance
Very wide at about 180 degrees
Maybe as little as 0.5 degrees or 1 degree
The sensor's sensitivity to light

4. A lens with a very wide angle of view and produces barrel distortion is what kind of lens?
Front lighting
Fisheye
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
1 or 2

5. What does side lighting emphasize?
emphasizes textures
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
Change the shutter speed. The longer the shutter speed - the lighter the background will be. The faster the shutter speed - the darker the background will be because less existing light is captured.

6. This type of file format compresses images by discarding pixels; therefore - each time an images is compressed - it loses pixels.
hue/saturation adjustment layer
(X times Y = exposure) Intensity (aperture) x Time (shutter)
JPEG
All colors

7. How is brightness and contrast best controlled in Photoshop?
Levels adjustment
9
stopped down
The amount of light reflected back from the subject during exposure.

8. Resolution refers to what?
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
Variations command
The number of pixels per unit of length in a image
Butterfly lighting

9. What are the three main factors that affect depth of field?
Zoom lens
To send accurate color requirements to a printer.
Aperture - focal length - and distance to the subject
Keeps a moving subject sharp while blurring the background

10. An SLR camera uses what to allow you to see exactly what you'll photograph?
Selectively increasing print exposure - which will make select parts of the image darker
A mirror and pentaprism
ISO
Fair Use

11. In a digital image - the images file sizes corresponds to the total number of what in the image?
Total number of pixels
8 stops
Selecting portions of the image based on color
Half as much light

12. Name 2 ways you can decrease depth of field.
To create a 1-stop difference - multiply the original distance by 1.4. Example - if you were originally 5 feet away - a 1-stop difference would have you step back to 7 feet.
1) Use a longer lens; 2) Move closer to the subject
1920 pixels by 2400 pixels (4.6 million pixels)
Yellow

13. The useable exposure range of a sensor - or the range of subject brightness is called what?
dynamic range (not to be confused with gamut)
lengthen (or slow) the shutter speed
Contrast
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)

14. What determines what will be a 'normal' focal length lens on a particular camera?
Depth of field
Total number of pixels
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
aperture diameter

15. If you're working with an automatic camera and you set the shutter speed and the camera sets the aperture - what mode are you working in?
1/250th
The number of pixels per unit of length in a image
Shutter-priority
1 or 2

16. When the additive primaries are mixed together equally - what is created?
Because you can move in close to the subject
No
White (additive primaries are Red - Green Blue)
Magenta

17. Copyright law has certain built-in exceptions that allow for special situations in using copyrighted material. They are called what?
Yellow
One stop
Fair Use
Direct sun at 11 -000 Kelvin

18. How does 'unsharp mask' work?
Zoom lens
Selectively blocking light during print exposure to lighten the area
An 8-BIT sequence that represents 256 possibilities - black & white & 254 shades of grey. The size of a file is the number of bytes it contains.
It emphasizes the edges between tones. A threshold of zero affects all pixels - a higher threshold affects just the edges with high tonal difference and minimizes noise.

19. Panning does what?
Keeps a moving subject sharp while blurring the background
White (additive primaries are Red - Green Blue)
Blown highlights
An 8-BIT sequence that represents 256 possibilities - black & white & 254 shades of grey. The size of a file is the number of bytes it contains.

20. If your print will be viewed mostly under window light - what is the suggested Kelvin temperature of the lights you should use to evaluate your print?
Very wide at about 180 degrees
5000K
Keeps a moving subject sharp while blurring the background
Parallax

21. Doubling the aperture setting creates how many stops difference in the amount of light reaching the sensor?
One stop
Broad lighting
a sensor (or film's) sensitivity to light
All colors

22. What does "photomacrograph" or "macrophotograph" mean?
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
Butterfly lighting
Contrast
Lower

23. If an image is too red - what color adjustment should be made in Photoshop to correct it?
Variations command
Soft proofing
Add cyan
Black. Subtractive primaries are Magenta - Yellow - Cyan

24. A normal (or standard) focal length lens approximates what?
lengthen (or slow) the shutter speed
5000K
The impression human vision gives
Very wide at about 180 degrees

25. An image made of pixels is sometimes called what?
Infrared
To send accurate color requirements to a printer.
A raster image
Aperture - focal length - and distance to the subject

26. A filter with a factor of 2 requires how many stops of compensation?

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27. Most modern lenses are based on this kind of lens.
A mirror and pentaprism
Memory card / flash card / compact flash card
Convex
Add yellow

28. Printers use what set of colors?
Subtractive primaries (plus black)
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
5 -000 Kelvin
Similar to a normal lens at about 30 degrees

29. The histogram of a properly exposed grey card will show a vertical bar where on the histogram?
The diaphragm - the mechanism that controls aperture.
In the middle
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.

30. In a curves adjustment layer - what does the shape of the curve indicate?
Contrast
Dynamic range
White (255)
It emphasizes the edges between tones. A threshold of zero affects all pixels - a higher threshold affects just the edges with high tonal difference and minimizes noise.

31. What kind of lighting pattern is useful to widen a subject?
Butterfly lighting
Short lighting.
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
Broad lighting

32. What is TTL?
Add blue
Creates deep shadows in eye pockets - under nose - and chin.
Selecting portions of the image based on color
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.

33. This kind of meter is preferred by photographers working in a studio situation where lighting conditions can be altered.
Incident light meter
Also called a gobo; it is a small panel usually mounted on a stand that shades some part of the subject or shields the lens from light that could cause flare
9
1) Use a longer lens; 2) Move closer to the subject

34. What are the effects of top lighting?
Add green
Lasso tool
Creates deep shadows in eye pockets - under nose - and chin.
The number of pixels per unit of length in a image

35. Name 3 ways to make a tonal adjustment in Photoshop.
Add magenta
Luminance is light reflected from the subject (measured by a reflected-light meter) - while Illuminance is light falling on a subject (as measured with an incident light meter)
Variations command
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment

36. A histogram with peaks on either end of the histogram and a deep valley in between represents what?
hue/saturation adjustment layer
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
A high contrast image
The brightness of the light that reaches the sensor

37. Can you save layers in a JPEG file format?
a sensor (or film's) sensitivity to light
1 or 2
White (additive primaries are Red - Green Blue)
No

38. Focal length controls what?
sensor
RAID system
1) Magnification - or the size of the subject; 2) Angle of view
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)

39. What kind of lighting patter is useful to narrow a face?
Short lighting
3200 Kelvin
White (255)
Memory card / flash card / compact flash card

40. What light source has the highest color temperature?
A raster image
Change the shutter speed. The longer the shutter speed - the lighter the background will be. The faster the shutter speed - the darker the background will be because less existing light is captured.
Fisheye
Direct sun at 11 -000 Kelvin

41. Tungsten is approximately what color temperature?
3200 Kelvin
The sensor's sensitivity to light
8 stops
Add blue

42. What angle of view does a spot meter read?
Maybe as little as 0.5 degrees or 1 degree
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
Add magenta
Lower

43. What color is between Magenta and Cyan on the color wheel?
Blue
The number of pixels per unit of length in a image
All colors
1 1/3 stops

44. What is a derivative file?
A RAW file that has been altered
Lasso tool
Broad lighting
1 or 2

45. If an image is too blue - what color adjustment should be made in Photoshop to correct it?
Add yellow
(X times Y = exposure) Intensity (aperture) x Time (shutter)
A raster image
Subtractive primaries (plus black)

46. A tonal correction cannot be accomplished by using a...
The impression human vision gives
hue/saturation adjustment layer
256
Aperture

47. What is a BYTE?
Add yellow
An 8-BIT sequence that represents 256 possibilities - black & white & 254 shades of grey. The size of a file is the number of bytes it contains.
It emphasizes the edges between tones. A threshold of zero affects all pixels - a higher threshold affects just the edges with high tonal difference and minimizes noise.
lengthen (or slow) the shutter speed

48. Most lenses are sharpest closed down to how many stops from the widest?
Black (0)
Metadata fields that hold info on photographer - subject - and use.
Aperture-priority
1 or 2

49. What two controls adjust the amount of light that reaches the sensor?
Shutter-priority
Aperture and shutter
Snoot
Change the shutter speed. The longer the shutter speed - the lighter the background will be. The faster the shutter speed - the darker the background will be because less existing light is captured.

50. Blue is opposite what color on the color wheel?
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
a sensor (or film's) sensitivity to light
Total number of pixels
Yellow