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. When the size of the aperture is decreased - it is said to be what?
Yellow
Zoom lens
hue/saturation adjustment layer
stopped down

2. Instead of permanently altering your image when adjusting for color and value - what should you do?
Use and adjustment layer
Follow focus
four times more
Front lighting

3. Color systems divide all colors into which three measurements?
Creates deep shadows in eye pockets - under nose - and chin.
Add cyan
It decreases. A 50mm lens at 12 inches and f/4 has a DOF of 1/16th of an inch. At f/11 - it increases to only 1/2 an inch.
Hue - Luminance - Saturation

4. Bit depth refers to what?
Selectively blocking light during print exposure to lighten the area
lengthen (or slow) the shutter speed
Metadata
The amount of information contained in each pixel

5. Resolution refers to what?
A new layer
The number of pixels per unit of length in a image
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
Aperture-Priority

6. What angle of view does a reflected light meter read?
Similar to a normal lens at about 30 degrees
It decreases. A 50mm lens at 12 inches and f/4 has a DOF of 1/16th of an inch. At f/11 - it increases to only 1/2 an inch.
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.
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.

7. An in-camera reflected meter reading a very dark scene indicates an exposure of 1/250th at f/8. For a correct exposure - what should you do?
hue/saturation adjustment layer
Add magenta
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
A mathematical translator assigned to each piece of equipment you use (they map one gamut to another; and the ICC (or International Color Consortium) profile is usually shipped by the equipment manufacturer).

8. Cyan is composed of equal parts of what two colors?
Blue & Green
Levels adjustment
Metamerism
The diagonal measurement of the sensor.

9. A 1:1 lighting ratio produces what lighting result?
A RAW file that has been altered
Flat lighting
lens-to-subject distance
White (additive primaries are Red - Green Blue)

10. What does the term "stop" mean?
A change in illumination
Memory card / flash card / compact flash card
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
Two (f/8 > f/11 > f/16)

11. Tungsten is approximately what color temperature?
Dynamic range
Short lighting.
3200 Kelvin
Levels adjustment

12. Daylight is approximately what color temperature?
White (additive primaries are Red - Green Blue)
5 -000 Kelvin
A raster image
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)

13. Stopping a lens down from f/8 to f/16 represents a X stop difference.
Blue
To strike the side of the face away from the camera.
Two (f/8 > f/11 > f/16)
Add yellow

14. The greatest tonal range from black to white is achievable on what kind of paper?
White (255)
5 -000 Kelvin
RAID system
Glossy paper

15. Most lenses are sharpest closed down to how many stops from the widest?
Add blue
1 or 2
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
White (additive primaries are Red - Green Blue)

16. If an image is too green - what color adjustment should be made in Photoshop to correct it?
Add magenta
Selectively increasing print exposure - which will make select parts of the image darker
The diagonal measurement of the sensor.
lengthen (or slow) the shutter speed

17. Why does a short lens create wide-angle distortion?
Hue - Luminance - Saturation
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically
Because you can move in close to the subject
Glossy paper

18. In short lighting - where is the main light placed?
It should match the focal length. Too wide and it's inefficient; too narrow and it will vignette; most likely to occur with wide angle of 28mm and below.
To strike the side of the face away from the camera.
Subtractive primaries (plus black)
It increases

19. A technique used to maintain sharp focus on a subject that is moving toward you is called what?
Follow focus
Add red
Add cyan
Levels adjustment

20. What do the bars on the right of a histogram represent?
White (255)
Aperture-priority
The number of pixels per unit of length in a image
The amount of information contained in each pixel

21. This stores electronic images captured in a digital camera until they can be transferred to a computer.
Memory card / flash card / compact flash card
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
The amount of light reflected back from the subject during exposure.
Similar to a normal lens at about 30 degrees

22. Sharpness from near to far is controlled by what?
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
Very wide at about 180 degrees
Aperture

23. Name two ways you can increase depth of field (other than changing aperture).
Add magenta
The smallest unit of information consisting of either a 1 or a zero. It can only represent two possibilities - either yes or no - black or white.
1) Use a shorter focal length; 2) Move farther away from the subject
The amount of information contained in each pixel

24. An image made of pixels is sometimes called what?
Because you can move in close to the subject
A raster image
The difference between light and dark.
Two (f/8 > f/11 > f/16)

25. What does ISO stand for?
1 1/3 stops
Add green
International Organization for Standardization
(X times Y = exposure) Intensity (aperture) x Time (shutter)

26. A histogram with peaks on either end of the histogram and a deep valley in between represents what?
Bit
A high contrast image
9
(X times Y = exposure) Intensity (aperture) x Time (shutter)

27. What kind of lighting patter is useful to narrow a face?
Keeps a moving subject sharp while blurring the background
One stop less
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.
Short lighting

28. How would you define exposure in mathematical terms?
(X times Y = exposure) Intensity (aperture) x Time (shutter)
Infinity
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
Blue

29. A lens with a very wide angle of view and produces barrel distortion is what kind of lens?
Fisheye
More of the background and foreground are sharp.
Lower
Selectively blocking light during print exposure to lighten the area

30. Name 2 ways you can decrease depth of field.
Contrast
White (255)
1) Use a longer lens; 2) Move closer to the subject
The impression human vision gives

31. What are luminance and illuminance?
It increases
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)
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
Yellow

32. If you must move to reduce the amount of flash reaching your subject - how far do you move?
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.
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.
In the middle
Short lighting

33. What kind of lighting pattern is best for average oval faces and round faces you want to slim?
The smallest unit of information consisting of either a 1 or a zero. It can only represent two possibilities - either yes or no - black or white.
Snoot
Short lighting.
Add magenta

34. The useable exposure range of a sensor - or the range of subject brightness is called what?
The brightness of the light that reaches the sensor
Follow focus
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
dynamic range (not to be confused with gamut)

35. When the additive primaries are mixed together equally - what is created?
The intensity of the illumination is inversely proportional to the square of the distance from light to subject. At twice the distance from the subject - the light illuminates only 1/4 of the original.
Incident light meter
Shutter-Priority
White (additive primaries are Red - Green Blue)

36. What is the usable exposure range - or range of subject brightness called?
No
Dynamic range
More of the background and foreground are sharp.
Red - Yellow - Green - Cyan - Blue - Magenta

37. What are quad- and hex- tone printing?
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
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.
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast

38. In a 2:1 ratio - the shadow side of the subject would meter at X stop(s) less than the highlight side.
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.
Dynamic range
Incident light meter
One stop less

39. 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?
5000K
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
Infinity

40. The quantity of light that reaches your sensor is controlled by what?
Shutter speed & aperture
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
A mirror and pentaprism
International Organization for Standardization

41. What kind of film can help reduce haze in a landscape?
Blown highlights
Infrared
No
Contrast

42. What do the bars on the left of a histogram represent?
Black (0)
Direct sun at 11 -000 Kelvin
Parallax
1 or 2

43. What is the term used to describe human's change in perception of a color under different light sources?
Cyan
Metamerism
Selectively increasing print exposure - which will make select parts of the image darker
Direct sun at 11 -000 Kelvin

44. This light modifier can be used to highlight a specific area of the subject.
(X times Y = exposure) Intensity (aperture) x Time (shutter)
Subtractive primaries (plus black)
Memory card / flash card / compact flash card
Snoot

45. Copyright law has certain built-in exceptions that allow for special situations in using copyrighted material. They are called what?
Fair Use
Selecting portions of the image based on color
The sensor's sensitivity to light
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor

46. What is the general rule of thumb for the measurement of a 'normal' lens?
The amount of information contained in each pixel
The diagonal measurement of the sensor.
White (additive primaries are Red - Green Blue)
Short lighting

47. Can you save layers in a JPEG file format?
The diagonal measurement of the sensor.
It increases
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
No

48. when adjusting an image with levels - if you want to make any color neutral quickly - what would you do?
Click with the neutral-point dropper on the selected color
9
Magenta
lengthen (or slow) the shutter speed

49. What kind of lighting pattern is useful to widen a subject?
Broad lighting
Black (0)
Half as much light
Front lighting

50. An in-camera reflected meter reading a very light toned scene indicates an exposure of 1/250th at f/8. For a correct exposure - what should you do?
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.
White (255)
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.