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. 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?
Metadata
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
Add green
Yellow

2. The area of acceptable sharpness in an image is called what?
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.
Aperture-priority
Depth of field
Metadata fields that hold info on photographer - subject - and use.

3. The greatest tonal range from black to white is achievable on what kind of paper?
Subtractive primaries (plus black)
Glossy paper
1 1/3 stops
The sensor's sensitivity to light

4. What is the name of the technique used to make a monitor look like what you will see on your print?
Soft proofing
One stop
The brightness of all the pixels in an image
sRGB

5. As the aperture becomes smaller - what happens to the depth of field?
1) Use a shorter focal length; 2) Move farther away from the subject
It increases
Shutter speed & aperture
Add cyan

6. This viewing option gives you the most accurate version of your image in Photoshop.
White (255)
bend toward each other and converge at the focal point.
Because you can move in close to the subject
Actual Pixel view

7. When doing close-up work - what happens to the depth of field when the subject is closer to the lens?
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.
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.
5 -000 Kelvin
Creates deep shadows in eye pockets - under nose - and chin.

8. In a digital image - the images file sizes corresponds to the total number of what in the image?
A new layer
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
Total number of pixels
The sensor's sensitivity to light

9. How much resolution do you need for: Internet? Newspaper? Photographic print? Glossy magazine?
hue/saturation adjustment layer
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi
In the middle
The impression human vision gives

10. How would you define exposure in mathematical terms?
Snoot
Broad lighting
dynamic range (not to be confused with gamut)
(X times Y = exposure) Intensity (aperture) x Time (shutter)

11. A histogram with peaks on either end of the histogram and a deep valley in between represents what?
A high contrast image
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
Click with the neutral-point dropper on the selected color
5000K

12. 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?
four times more
Front lighting
The brightness of the light that reaches the sensor
Infinity

13. Convex lenses cause light rays to do what?
emphasizes textures
Flat lighting
bend toward each other and converge at the focal point.
8 bits

14. 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.
Infinity
Black. Subtractive primaries are Magenta - Yellow - Cyan
1/250th

15. What is gamut?
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.
JPEG
Two (f/8 > f/11 > f/16)

16. What does a neutral density filter do?
Infrared
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
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.
Lasso tool

17. Printers use how many bits per channel of information when printing?
Black. Subtractive primaries are Magenta - Yellow - Cyan
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.
8 bits
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.

18. Name 2 ways you can decrease depth of field.
1) Use a longer lens; 2) Move closer to the subject
Lower
Depth of field
3:1 or 4:1

19. The useable exposure range of a sensor - or the range of subject brightness is called what?
Selectively increasing print exposure - which will make select parts of the image darker
dynamic range (not to be confused with gamut)
Follow focus
The difference between light and dark.

20. What does side lighting emphasize?
emphasizes textures
Black. Subtractive primaries are Magenta - Yellow - Cyan
Actual Pixel view
Reciprocal relationship

21. If an image is too magenta - what color adjustment should be made in Photoshop to correct it?
The brightness of the light that reaches the sensor
JPEG
Add green
lengthen (or slow) the shutter speed

22. What determines what will be a 'normal' focal length lens on a particular camera?
Fisheye
Follow focus
Lasso tool
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)

23. What are the three main factors that affect depth of field?
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.
1 or 2
Aperture - focal length - and distance to the subject
Similar to a normal lens at about 30 degrees

24. In a curves adjustment layer - what does the shape of the curve indicate?
The diagonal measurement of the sensor.
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)
Contrast
It increases

25. A general purpose lens will provide an f-stop range of up to how many?
International Organization for Standardization
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.
Maybe as little as 0.5 degrees or 1 degree
8 stops

26. What are luminance and illuminance?
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.
Keeps a moving subject sharp while blurring the background
Snoot
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)

27. Going clockwise around the color wheel - starting with RED - what is the progression of colors?
Similar to a normal lens at about 30 degrees
Small light source at an angle to the subject
A RAW file that has been altered
Red - Yellow - Green - Cyan - Blue - Magenta

28. A normal (or standard) focal length lens approximates what?
The impression human vision gives
emphasizes textures
The brightness of the light that reaches the sensor
9

29. What is the term used to describe a sensor's sensitivity to light?
ISO
Because you can move in close to the subject
Direct sun at 11 -000 Kelvin
lens-to-subject distance

30. What angle of view does an incident meter read?
Very wide at about 180 degrees
8 stops
One stop
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.

31. 8 bits per pixel gives you how many colors?
Yellow
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
256
Zoom lens

32. What is the suggested shutter speed to stop action of a child running parallel to the film plan - about 25 feet from the camera?
Glossy paper
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
It increases
1/250th

33. What angle of view does a spot meter read?
Flattens out the volume of the subject and minimizes textures
Shutter-priority
Maybe as little as 0.5 degrees or 1 degree
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.

34. To minimize facial wrinkles - this type of lighting is best.
Add yellow
Front lighting
(X times Y = exposure) Intensity (aperture) x Time (shutter)
Lasso tool

35. All objects beyond the closest distance in focus will be sharp when this appears within the DOF scale.
Reflected light meter
Add yellow
High Dynamic Range
Infinity

36. What angle should a polarizing filter be to the sun for best results?
In the middle
Actual Pixel view
Parallax
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.

37. Daylight is approximately what color temperature?
Incident light meter
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
5 -000 Kelvin
1/250th

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

39. When the subtractive primaries are added together equally - what is created?
The brightness of all the pixels in an image
Short lighting.
Follow focus
Black. Subtractive primaries are Magenta - Yellow - Cyan

40. Using this kind of automatic exposure setting on the camera - you set the shutter speed and the camera sets the aperture.
Shutter-Priority
Aperture-priority
A RAW file that has been altered
The diagonal measurement of the sensor.

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

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42. 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
Bit
emphasizes textures
Similar to a normal lens at about 30 degrees

43. 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?
International Organization for Standardization
JPEG
Aperture-priority
It increases

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

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45. When the size of the aperture is decreased - it is said to be what?
Magenta
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
stopped down
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."

46. Digital cameras use what set of primary colors?
Additive (R - G - B)
Because you can move in close to the subject
Yellow
The diaphragm - the mechanism that controls aperture.

47. What is the inverse square law?
Total number of pixels
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
One stop
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.

48. The amount of motion blur in an image will increase if you do what?
Aperture-Priority
White (additive primaries are Red - Green Blue)
lengthen (or slow) the shutter speed
Glossy paper

49. A histogram shows what in an image?
5 -000 Kelvin
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
The brightness of all the pixels in an image

50. What kind of lighting patter is useful to narrow a face?
Blown highlights
Half as much light
Short lighting
International Organization for Standardization