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

2. 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?
Add cyan
Levels adjustment
Shutter-priority
Magenta

3. Blue is opposite what color on the color wheel?
four times more
Yellow
Broad lighting
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.

4. The smallest unit of digital information is called a what?
Bit
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
One stop less
1) Use a shorter focal length; 2) Move farther away from the subject

5. This type of file format compresses images by discarding pixels; therefore - each time an images is compressed - it loses pixels.
8 stops
JPEG
Aperture-priority
Dynamic range

6. 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
Blue
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.
bend toward each other and converge at the focal point.

7. What angle of view does a reflected light meter read?
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.
Similar to a normal lens at about 30 degrees
Butterfly lighting
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.

8. What color is between Magenta and Cyan on the color wheel?
Blue
No
3200 Kelvin
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.

9. What is interpolated resolution?
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
To send accurate color requirements to a printer.
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
lengthen (or slow) the shutter speed

10. Printers use what set of colors?
Yellow
Lasso tool
Subtractive primaries (plus black)
A raster image

11. What is the name of the technique used to make a monitor look like what you will see on your print?
Blown highlights
Front lighting
Subtractive primaries (plus black)
Soft proofing

12. What Photoshop tool allows you to select an area of any size or shape by drawing freehand?
Very wide at about 180 degrees
A high contrast image
Memory card / flash card / compact flash card
Lasso tool

13. What color is opposite Green on the color wheel?
Keeps a moving subject sharp while blurring the background
Similar to a normal lens at about 30 degrees
Butterfly lighting
Magenta

14. Perspective is affected by what?
Follow focus
lens-to-subject distance
Contrast
Red - Yellow - Green - Cyan - Blue - Magenta

15. When mixed in varying proportion - the subtractive primary colors produce what?
One stop less
All colors
Short lighting.
A change in illumination

16. What are luminance and illuminance?
Front lighting
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)
1 1/3 stops
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment

17. What is a color profile?
Depth of field
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).
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
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.

18. Doubling the aperture setting creates how many stops difference in the amount of light reaching the sensor?
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
One stop
Small light source at an angle to the subject

19. According to the rule of thirds - where should the important parts of an image fall?
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.
four times more
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically
stopped down

20. An incident-exposure reading for a fair-skinned subject reads f/8 - 1/125th at 100 ISO. The next subject is very dark skinned. What is the proper exposure for the second subject?

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21. What does "photomacrograph" or "macrophotograph" mean?
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
Add green
Metadata fields that hold info on photographer - subject - and use.
3200 Kelvin

22. Why does a short lens create wide-angle distortion?
Small light source at an angle to the subject
Infrared
Depth of field
Because you can move in close to the subject

23. What kind of lighting pattern is useful to widen a subject?
A raster image
1920 pixels by 2400 pixels (4.6 million pixels)
Broad lighting
Add magenta

24. Cyan is composed of equal parts of what two colors?
ISO
Blue & Green
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
Maybe as little as 0.5 degrees or 1 degree

25. What are IPTC fields used for?
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi
flat - low contrast light
Metadata fields that hold info on photographer - subject - and use.
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."

26. 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?
The amount of light reflected back from the subject during exposure.
Half as much light
Blue
5000K

27. The useable exposure range of a sensor - or the range of subject brightness is called what?
dynamic range (not to be confused with gamut)
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
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.
Convex

28. A lens with a very wide angle of view and produces barrel distortion is what kind of lens?
Black. Subtractive primaries are Magenta - Yellow - Cyan
Fisheye
Very wide at about 180 degrees
Cyan

29. A lens set at f/4 admits how much more/less light than one set at f/2.8?
Half as much light
lens-to-subject distance
Maybe as little as 0.5 degrees or 1 degree
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.

30. What does side lighting emphasize?
emphasizes textures
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
No
3200 Kelvin

31. When the additive primaries are mixed together equally - what is created?
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
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)
1) Use a longer lens; 2) Move closer to the subject

32. What determines what will be a 'normal' focal length lens on a particular camera?
Flattens out the volume of the subject and minimizes textures
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
Fair Use
Hue - Luminance - Saturation

33. What does ISO stand for?
Short lighting
International Organization for Standardization
To strike the side of the face away from the camera.
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically

34. What image adjustment tool uses a histogram display to alter an image?
Lower
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.
The diaphragm - the mechanism that controls aperture.
Levels adjustment

35. An SLR camera uses what to allow you to see exactly what you'll photograph?
A mirror and pentaprism
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.
Metamerism
Hue - Luminance - Saturation

36. The area of acceptable sharpness in an image is called what?
Depth of field
1) Use a shorter focal length; 2) Move farther away from the subject
Selectively increasing print exposure - which will make select parts of the image darker
Subtractive primaries (plus black)

37. What do TTL systems react to?
The amount of light reflected back from the subject during exposure.
Glossy paper
Half as much light
The brightness of all the pixels in an image

38. What is the effect of front lighting?
Flattens out the volume of the subject and minimizes textures
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
The sensor's sensitivity to light
aperture diameter

39. What are the effects of high side lighting?
The diagonal measurement of the sensor.
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.
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.
Front lighting

40. What does the term "stop" mean?
1) Use a shorter focal length; 2) Move farther away from the subject
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
A change in illumination
Follow focus

41. 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
A change in illumination
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
JPEG

42. A normal (or standard) focal length lens approximates what?
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
JPEG
Follow focus
The impression human vision gives

43. A technique used to maintain sharp focus on a subject that is moving toward you is called what?
Contrast
Selectively increasing print exposure - which will make select parts of the image darker
Follow focus
Small light source at an angle to the subject

44. What is the term used to describe a sensor's sensitivity to light?
Zoom lens
Magenta
ISO
Shutter-Priority

45. Generally - how much exposure compensation (in stops) should be used when using a polarizing filter?
Half as much light
Selectively blocking light during print exposure to lighten the area
1 1/3 stops
Aperture - focal length - and distance to the subject

46. The histogram of a properly exposed grey card will show a vertical bar where on the histogram?
White (255)
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
In the middle
Use and adjustment layer

47. Photoshop's command for a simple way to start using color balance is what?
Creates deep shadows in eye pockets - under nose - and chin.
Aperture
Variations command
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)

48. What kind of film can help reduce haze in a landscape?
Infrared
White (255)
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).
Black (0)

49. This light modifier can be used to highlight a specific area of the subject.
Metadata fields that hold info on photographer - subject - and use.
Snoot
Shutter speed & aperture
A raster image

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

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