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. What kind of film can help reduce haze in a landscape?
Very wide at about 180 degrees
Subtractive primaries (plus black)
Add green
Infrared

2. Daylight is approximately what color temperature?
1/250th
8 bits
5 -000 Kelvin
Reciprocal relationship

3. What angle of view does an incident meter read?
Very wide at about 180 degrees
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
Soft proofing
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.

4. Copyright law has certain built-in exceptions that allow for special situations in using copyrighted material. They are called what?
Levels adjustment
Follow focus
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
Fair Use

5. What is the CCD or CMOS sensor?

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6. Photoshop's command for a simple way to start using color balance is what?
Selectively blocking light during print exposure to lighten the area
The amount of light reflected back from the subject during exposure.
Variations command
JPEG

7. What is burning?
Broad lighting
A new layer
Variations command
Selectively increasing print exposure - which will make select parts of the image darker

8. 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?
Selectively blocking light during print exposure to lighten the area
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
Blue
Add blue

9. In a digital image - the images file sizes corresponds to the total number of what in the image?
Memory card / flash card / compact flash card
Fair Use
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.
Total number of pixels

10. Name 3 ways to make a tonal adjustment in Photoshop.
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment
bend toward each other and converge at the focal point.
Glossy paper
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.

11. Name 2 ways you can decrease depth of field.
Lower
Broad lighting
1) Use a longer lens; 2) Move closer to the subject
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment

12. What is dodging?
Selectively blocking light during print exposure to lighten the area
Add magenta
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
Shutter speed & aperture

13. If an image is too yellow - what color adjustment should be made in Photoshop to correct it?
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.
Reflected light meter
Add yellow
Add blue

14. What is the term used to describe human's change in perception of a color under different light sources?
1) Use a longer lens; 2) Move closer to the subject
Contrast
Metamerism
Maybe as little as 0.5 degrees or 1 degree

15. What does a neutral density filter do?
flat - low contrast light
Add magenta
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
Aperture-Priority

16. Using this kind of automatic exposure setting on the camera - you set the shutter speed and the camera sets the aperture.
aperture diameter
Blue & Green
Actual Pixel view
Shutter-Priority

17. Convex lenses cause light rays to do what?
bend toward each other and converge at the focal point.
lengthen (or slow) the shutter speed
Red - Yellow - Green - Cyan - Blue - Magenta
Similar to a normal lens at about 30 degrees

18. This viewing option gives you the most accurate version of your image in Photoshop.
1920 pixels by 2400 pixels (4.6 million pixels)
All colors
1) Magnification - or the size of the subject; 2) Angle of view
Actual Pixel view

19. Generally - traditional portraits use what lighting ratio?
Add cyan
3:1 or 4:1
Cyan
Add blue

20. In short lighting - where is the main light placed?
Add green
To strike the side of the face away from the camera.
The brightness of all the pixels in an image
four times more

21. What do TTL systems react to?
The amount of light reflected back from the subject during exposure.
Flattens out the volume of the subject and minimizes textures
stopped down
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.

22. A technique used to maintain sharp focus on a subject that is moving toward you is called what?
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
Add yellow
aperture diameter
Follow focus

23. What is a BYTE?
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.
Subtractive primaries (plus black)
sRGB
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.

24. All objects beyond the closest distance in focus will be sharp when this appears within the DOF scale.
Lasso tool
Blue & Green
Infrared
Infinity

25. What is the term used to describe data contained in a digital image?
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
5000K
Metadata
Half as much light

26. What is the suggested shutter speed to stop action of a child running parallel to the film plan - about 25 feet from the camera?
The amount of information contained in each pixel
1/250th
Direct sun at 11 -000 Kelvin
Convex

27. Aperture controls what?
1/250th
Selecting portions of the image based on color
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
The brightness of the light that reaches the sensor

28. What is the name of the issue that prevents you from seeing exactly what the lens sees when using a rangefinder camera?
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
Metamerism
Add yellow
Parallax

29. Digital cameras use what set of primary colors?
Snoot
Additive (R - G - B)
a sensor (or film's) sensitivity to light
aperture diameter

30. Most lenses are sharpest closed down to how many stops from the widest?
Incident light meter
1 or 2
The sensor's sensitivity to light
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors

31. A magic wand tool is used for what?
stopped down
Selecting portions of the image based on color
aperture diameter
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor

32. The amount of motion blur in an image will increase if you do what?
lengthen (or slow) the shutter speed
It increases
The amount of light reflected back from the subject during exposure.
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."

33. What two controls adjust the amount of light that reaches the sensor?
sRGB
Follow focus
The brightness of all the pixels in an image
Aperture and shutter

34. A histogram shows what in an image?
A mirror and pentaprism
The brightness of all the pixels in an image
Follow focus
four times more

35. This technique allows you to keep a subject that is moving toward you well focused.
Follow focus
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
ISO
Shutter speed & aperture

36. If an image is too magenta - what color adjustment should be made in Photoshop to correct it?
International Organization for Standardization
The amount of light reflected back from the subject during exposure.
Add green
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast

37. Maximum depth of field at a given aperture is achieved by focusing at what?
dynamic range (not to be confused with gamut)
Bit
Hyperfocal distance. A lens focused at the hyperfocal distance has depth of field extending from approximately half the hyperfocal distance to infinity - whereas a lens focused at infinity has a depth of field only at infinity.
Infrared

38. What does ISO stand for?
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
More of the background and foreground are sharp.
International Organization for Standardization
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.

39. What are the effects of high side lighting?
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
With the Main at 45 degrees to one side and 45 degrees above subject - it is a classic angle for portraits. It seems natural and flattering and models the face into 3D form.
Shutter-Priority
Red - Yellow - Green - Cyan - Blue - Magenta

40. This stores electronic images captured in a digital camera until they can be transferred to a computer.
Memory card / flash card / compact flash card
The amount of information contained in each pixel
Infinity
Short lighting

41. Blue is opposite what color on the color wheel?
Add red
Yellow
8 bits
Aperture

42. Printers use what set of colors?
Subtractive primaries (plus black)
Fair Use
8 stops
Lower

43. If you must move to reduce the amount of flash reaching your subject - how far do you move?
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.
A light-sensitive cell or sensor inside a flash unit that measures the amount of light reflecting off a subject when a flash is used.
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) Magnification - or the size of the subject; 2) Angle of view

44. When buying a lens hood - you should get it in what size relative to the lens?

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45. What angle of view does a spot meter read?
(X times Y = exposure) Intensity (aperture) x Time (shutter)
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
Click with the neutral-point dropper on the selected color
Maybe as little as 0.5 degrees or 1 degree

46. What kind of meter is built in to most cameras?
The diagonal measurement of the sensor.
Reflected light meter
Shutter-priority
Broad lighting

47. Color systems divide all colors into which three measurements?
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
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
Selecting portions of the image based on color

48. If you're working with an automatic camera and you set the aperture and the camera sets the shutter speed - what mode are you working in?
Relative aperture. The opening on a long lens must be larger than a corresponding opening on a short lens to produce the same f-stops.
A change in illumination
Aperture-priority
aperture diameter

49. Focal length controls what?
A new layer
Memory card / flash card / compact flash card
1) Magnification - or the size of the subject; 2) Angle of view
Snoot

50. What does side lighting emphasize?
Additive (R - G - B)
emphasizes textures
A raster image
A new layer