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?
The brightness of all the pixels in an image
(X times Y = exposure) Intensity (aperture) x Time (shutter)
Infrared
5000K

2. Most inkjet printers intended for photographic printing include light and dark inks of all of the colors except for one. Which color ink is usually available only in one density?
Yellow
Actual Pixel view
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
Short lighting

3. when adjusting an image with levels - if you want to make any color neutral quickly - what would you do?
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
Click with the neutral-point dropper on the selected color
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
RAID system

4. What is a color profile?
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
Broad lighting
Maybe as little as 0.5 degrees or 1 degree
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).

5. What is dodging?
sRGB
No
Creates deep shadows in eye pockets - under nose - and chin.
Selectively blocking light during print exposure to lighten the area

6. All objects beyond the closest distance in focus will be sharp when this appears within the DOF scale.
bend toward each other and converge at the focal point.
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
The diaphragm - the mechanism that controls aperture.
Infinity

7. A magic wand tool is used for what?
Aperture and shutter
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
Selecting portions of the image based on color
RAID system

8. What is a Bit?
dynamic range (not to be confused with gamut)
Aperture - focal length - and distance to the subject
3200 Kelvin
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.

9. An SLR camera uses what to allow you to see exactly what you'll photograph?
A mirror and pentaprism
1920 pixels by 2400 pixels (4.6 million pixels)
1) Use a longer lens; 2) Move closer to the subject
Total number of pixels

10. What is the suggested shutter speed to stop action of a child running parallel to the film plan - about 25 feet from the camera?
Aperture-priority
1/250th
Front lighting
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically

11. What does ISO stand for?
International Organization for Standardization
8 bits
Maybe as little as 0.5 degrees or 1 degree
Click with the neutral-point dropper on the selected color

12. Sharpness from near to far is controlled by what?
One stop
Aperture
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.
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.

13. What is the best color profile for web images?
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).
sRGB
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.
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

14. Printers use how many bits per channel of information when printing?
Aperture - focal length - and distance to the subject
Cyan
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.
8 bits

15. What would you use an ICC profile for?
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
To send accurate color requirements to a printer.
Zoom lens
Levels adjustment

16. What is a thyristor?
9
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.
Add magenta
Depth of field

17. In a curves adjustment layer - what does the shape of the curve indicate?
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
Memory card / flash card / compact flash card
Contrast
Follow focus

18. What angle of view does a spot meter read?
Follow focus
Metadata fields that hold info on photographer - subject - and use.
Levels adjustment
Maybe as little as 0.5 degrees or 1 degree

19. What two controls adjust the amount of light that reaches the sensor?
Black. Subtractive primaries are Magenta - Yellow - Cyan
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.
Yellow
Aperture and shutter

20. What is a derivative file?
hue/saturation adjustment layer
A RAW file that has been altered
Two (f/8 > f/11 > f/16)
Soft proofing

21. Name two ways you can increase depth of field (other than changing aperture).
1) Use a shorter focal length; 2) Move farther away from the subject
dynamic range (not to be confused with gamut)
1 or 2
Metadata

22. A tall vertical line on the right hand edge of a histogram indicates what?
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.
A high contrast image
5 -000 Kelvin
Blown highlights

23. How much resolution do you need for: Internet? Newspaper? Photographic print? Glossy magazine?
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi
Add yellow
8 stops
Hue - Luminance - Saturation

24. Instead of permanently altering your image when adjusting for color and value - what should you do?
International Organization for Standardization
Use and adjustment layer
Actual Pixel view
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.

25. Going clockwise around the color wheel - starting with RED - what is the progression of colors?
Maybe as little as 0.5 degrees or 1 degree
A new layer
Red - Yellow - Green - Cyan - Blue - Magenta
Total number of pixels

26. When the additive primaries are mixed together equally - what is created?
One stop
White (additive primaries are Red - Green Blue)
Direct sun at 11 -000 Kelvin
Add cyan

27. Can you save layers in a JPEG file format?
Because you can move in close to the subject
The brightness of all the pixels in an image
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
No

28. If an image is too yellow - what color adjustment should be made in Photoshop to correct it?
5 -000 Kelvin
Add blue
A new layer
Bit

29. What is the optical resolution on a scanner defined as?
Reflected light meter
Levels adjustment
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
Click with the neutral-point dropper on the selected color

30. Using this kind of automatic exposure setting on the camera - you set the aperture and the camera sets the shutter speed.
Aperture-Priority
The sensor's sensitivity to light
Memory card / flash card / compact flash card
aperture diameter

31. The quantity of light that reaches your sensor is controlled by what?
Shutter speed & aperture
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi
Depth of field
Selectively blocking light during print exposure to lighten the area

32. 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?
Shutter speed & aperture
Subtractive primaries (plus black)
5 -000 Kelvin
Aperture-priority

33. What does the term "stop" mean?
Total number of pixels
Infrared
Additive (R - G - B)
A change in illumination

34. The term "ISO speed" is used to describe what?

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35. In short lighting - where is the main light placed?
Parallax
To strike the side of the face away from the camera.
Shutter speed & aperture
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.

36. A histogram with peaks on either end of the histogram and a deep valley in between represents what?
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.
Very wide at about 180 degrees
Follow focus
A high contrast image

37. What color is between Magenta and Cyan on the color wheel?
Follow focus
A change in illumination
Blue
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.

38. Using this kind of automatic exposure setting on the camera - you set the shutter speed and the camera sets the aperture.
Reciprocal relationship
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
Shutter-Priority
Blue & Green

39. Aperture controls what?
(X times Y = exposure) Intensity (aperture) x Time (shutter)
four times more
The brightness of the light that reaches the sensor
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).

40. What is the CCD or CMOS sensor?

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41. What color is opposite Green on the color wheel?
JPEG
Aperture - focal length - and distance to the subject
Magenta
lens-to-subject distance

42. To emphasize texture in a portrait - what kind of light source is recommended?
Small light source at an angle to the subject
9
Magenta
1920 pixels by 2400 pixels (4.6 million pixels)

43. A lens with a very wide angle of view and produces barrel distortion is what kind of lens?
Butterfly lighting
Fisheye
Black (0)
Add yellow

44. Daylight is approximately what color temperature?
Hue - Luminance - Saturation
The amount of light reflected back from the subject during exposure.
5 -000 Kelvin
Similar to a normal lens at about 30 degrees

45. How can you change the brightness of the background when using flash?
A mirror and pentaprism
Front lighting
Aperture and shutter
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.

46. When the subtractive primaries are added together equally - what is created?
Black. Subtractive primaries are Magenta - Yellow - Cyan
1/250th
Depth of field
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.

47. The amount of motion blur in an image will increase if you do what?
lengthen (or slow) the shutter speed
Variations command
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.
Aperture-Priority

48. Contrast measures what in a print?
Total number of pixels
The difference between light and 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).
3:1 or 4:1

49. This kind of lens has a variable focal length.
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
Subtractive primaries (plus black)
Zoom lens
1) Use a shorter focal length; 2) Move farther away from the subject

50. Convex lenses cause light rays to do what?
Follow focus
Add magenta
bend toward each other and converge at the focal point.
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.