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 is a flag?
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
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
Metamerism

2. What are IPTC fields used for?
Metadata fields that hold info on photographer - subject - and use.
ISO
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.
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.

3. 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?
Incident light meter
Aperture and shutter
Selectively blocking light during print exposure to lighten the area
Yellow

4. How is brightness and contrast best controlled in Photoshop?
Soft proofing
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
Levels adjustment
bend toward each other and converge at the focal point.

5. What angle should a polarizing filter be to the sun for best results?
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
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.
Metadata
A raster image

6. The amount of motion blur in an image will increase if you do what?
Creates deep shadows in eye pockets - under nose - and chin.
lengthen (or slow) the shutter speed
No
Follow focus

7. 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?
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
Blue
hue/saturation adjustment layer
emphasizes textures

8. What are quad- and hex- tone printing?
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
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.
White (additive primaries are Red - Green Blue)
More of the background and foreground are sharp.

9. What is an element and where is it found?
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
One stop less
Fair Use

10. How does 'unsharp mask' work?
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
RAID system
Add blue
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.

11. What light source has the highest color temperature?
Lower
All colors
Direct sun at 11 -000 Kelvin
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.

12. What does ISO stand for?
A new layer
International Organization for Standardization
Depth of field
The difference between light and dark.

13. Maximum depth of field at a given aperture is achieved by focusing at what?
1 or 2
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.
Aperture - focal length - and distance to the subject
Zoom lens

14. The term to describe the combination of aperture and shutter speed that can be changed by moving them in opposite directions.
A mirror and pentaprism
Reciprocal relationship
International Organization for Standardization
A high contrast image

15. What is a derivative file?
The difference between light and dark.
1) Use a longer lens; 2) Move closer to the subject
A RAW file that has been altered
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."

16. This light modifier can be used to highlight a specific area of the subject.
Snoot
Metamerism
1) Use a shorter focal length; 2) Move farther away from the subject
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.

17. Resolution refers to what?
Broad lighting
Short lighting
The number of pixels per unit of length in a image
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.

18. A lens with a very wide angle of view and produces barrel distortion is what kind of lens?
Fisheye
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.
aperture diameter
Variations command

19. Whenever another image is copied or moved into a file - Photoshop automatically creates what?
A new layer
A RAW file that has been altered
The amount of light reflected back from the subject during exposure.
Aperture-Priority

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

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21. If an image is too yellow - what color adjustment should be made in Photoshop to correct it?
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.
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
1) Magnification - or the size of the subject; 2) Angle of view
Add blue

22. What color is between Magenta and Cyan on the color wheel?
The impression human vision gives
Blue
JPEG
Aperture and shutter

23. What is the name of the issue that prevents you from seeing exactly what the lens sees when using a rangefinder camera?
Aperture-priority
Lower
Parallax
No

24. According to the Inverse Square Law - at a distance of 10 feet from a flash - the area illuminated receives how much more/less light than the area illuminated at 20 feet from the flash?
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.
Flattens out the volume of the subject and minimizes textures
four times more
Total number of pixels

25. What kind of lighting pattern places the key light directly in front of and higher than the face?
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.
Similar to a normal lens at about 30 degrees
Short lighting
Butterfly lighting

26. Printers use what set of colors?
It increases
Red - Yellow - Green - Cyan - Blue - Magenta
1) Use a shorter focal length; 2) Move farther away from the subject
Subtractive primaries (plus black)

27. What is the term used to describe data contained in a digital image?
Metadata
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
A raster image
1) Use a longer lens; 2) Move closer to the subject

28. Why does a short lens create wide-angle distortion?
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
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.
Because you can move in close to the subject
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.

29. 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
lens-to-subject distance
Lower
flat - low contrast light

30. A histogram shows what in an image?
Red - Yellow - Green - Cyan - Blue - Magenta
The brightness of all the pixels in an image
5000K
Aperture-Priority

31. 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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32. According to the rule of thirds - where should the important parts of an image fall?
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi
Two (f/8 > f/11 > f/16)
hue/saturation adjustment layer
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically

33. Contrast measures what in a print?
Parallax
Add red
Infinity
The difference between light and dark.

34. Doubling the aperture setting creates how many stops difference in the amount of light reaching the sensor?
Creates deep shadows in eye pockets - under nose - and chin.
One stop
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.
Reciprocal relationship

35. This viewing option gives you the most accurate version of your image in Photoshop.
Actual Pixel view
Very wide at about 180 degrees
5000K
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.

36. Focal length controls what?
1) Magnification - or the size of the subject; 2) Angle of view
Small light source at an angle to the subject
1 or 2
The diagonal measurement of the sensor.

37. A tonal correction cannot be accomplished by using a...
hue/saturation adjustment layer
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
The impression human vision gives
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.

38. If an image is too green - what color adjustment should be made in Photoshop to correct it?
The brightness of the light that reaches the sensor
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.
Add magenta
The brightness of all the pixels in an image

39. What is the term used to describe a sensor's sensitivity to light?
256
ISO
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
The amount of light reflected back from the subject during exposure.

40. Why is depth of field greater on a short lens versus a long lens?
Magenta
Small light source at an angle to the subject
a sensor (or film's) sensitivity to light
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.

41. What is burning?
Selectively increasing print exposure - which will make select parts of the image darker
Blue & Green
Short lighting.
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.

42. What is TTL?
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
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)
Levels adjustment

43. A ring of thin - overlapping leaves located inside the lens is called what?
The diaphragm - the mechanism that controls aperture.
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.
The impression human vision gives
A RAW file that has been altered

44. What are the three main factors that affect depth of field?
Aperture - focal length - and distance to the subject
four times more
Infrared
Infinity

45. What color is opposite Red on the color wheel?
Add blue
Infrared
Add magenta
Cyan

46. What kind of lighting patter is useful to narrow a face?
Blown highlights
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)
stopped down

47. What Photoshop tool allows you to select an area of any size or shape by drawing freehand?
1/250th
A mirror and pentaprism
Lasso tool
1 or 2

48. 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?
A RAW file that has been altered
Selecting portions of the image based on color
Total number of pixels
5000K

49. What do the bars on the left of a histogram represent?
Butterfly lighting
JPEG
Black (0)
Fair Use

50. What kind of film can help reduce haze in a landscape?
Glossy paper
Blue & Green
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
Infrared