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 Photoshop tool allows you to select an area of any size or shape by drawing freehand?
Lasso tool
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
Soft proofing
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.

2. This technique allows you to keep a subject that is moving toward you well focused.
256
Click with the neutral-point dropper on the selected color
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)
Follow focus

3. A lens with a very wide angle of view and produces barrel distortion is what kind of lens?
Fisheye
Depth of field
The amount of information contained in each pixel
Levels adjustment

4. Generally - traditional portraits use what lighting ratio?
3:1 or 4:1
Creates deep shadows in eye pockets - under nose - and chin.
To strike the side of the face away from the camera.
8 bits

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

6. The quantity of light that reaches your sensor is controlled by what?
Shutter speed & aperture
The impression human vision gives
It increases
Two (f/8 > f/11 > f/16)

7. What are the effects of high side lighting?
1) Use a shorter focal length; 2) Move farther away from the subject
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
Butterfly lighting
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.

8. If you must move to reduce the amount of flash reaching your subject - how far do you move?
Reflected light meter
Aperture
Short lighting
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.

9. What kind of lighting pattern is best for average oval faces and round faces you want to slim?
Add cyan
Flat lighting
Short lighting.
1) Use a longer lens; 2) Move closer to the subject

10. How would you define exposure in mathematical terms?
(X times Y = exposure) Intensity (aperture) x Time (shutter)
Levels adjustment
Aperture-priority
Click with the neutral-point dropper on the selected color

11. Using this kind of automatic exposure setting on the camera - you set the shutter speed and the camera sets the aperture.
Shutter-Priority
Very wide at about 180 degrees
sensor
emphasizes textures

12. What is TTL?
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
Aperture - focal length - and distance to the subject
Click with the neutral-point dropper on the selected color
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.

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

14. Convex lenses cause light rays to do what?
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
Shutter-priority
bend toward each other and converge at the focal point.
Small light source at an angle to the subject

15. What is interpolated resolution?
Glossy paper
Yellow
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
International Organization for Standardization

16. What is the term used to describe a sensor's sensitivity to light?
Subtractive primaries (plus black)
ISO
sRGB
One stop

17. When mixed in varying proportion - the subtractive primary colors produce what?
To strike the side of the face away from the camera.
Short lighting
All colors
A high contrast image

18. Daylight is approximately what color temperature?
Levels adjustment
A high contrast image
sensor
5 -000 Kelvin

19. Panning does 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.
Keeps a moving subject sharp while blurring the background
To send accurate color requirements to a printer.
Short lighting

20. A histogram shows what in an image?
The brightness of all the pixels in an image
9
Parallax
Levels adjustment

21. How much resolution do you need for: Internet? Newspaper? Photographic print? Glossy magazine?
Flat lighting
Convex
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi
1) Magnification - or the size of the subject; 2) Angle of view

22. If an image is too cyan - what color adjustment should be made in Photoshop to correct it?
The amount of light reflected back from the subject during exposure.
(X times Y = exposure) Intensity (aperture) x Time (shutter)
Short lighting.
Add red

23. Why does a short lens create wide-angle distortion?
four times more
emphasizes textures
Because you can move in close to the subject
Hue - Luminance - Saturation

24. A normal (or standard) focal length lens approximates what?
Small light source at an angle to the subject
The impression human vision gives
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
Shutter speed & aperture

25. In a digital image - the images file sizes corresponds to the total number of what in the image?
Bit
flat - low contrast light
Total number of pixels
One stop less

26. The relative aperture is equal to the lens focal length divided by what?
a sensor (or film's) sensitivity to light
Very wide at about 180 degrees
One stop
aperture diameter

27. Using this kind of automatic exposure setting on the camera - you set the aperture and the camera sets the shutter speed.
Half as much light
Reciprocal relationship
Aperture-Priority
Contrast

28. What do the bars on the left of a histogram represent?
Black (0)
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.
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
Blue & Green

29. 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
Red - Yellow - Green - Cyan - Blue - Magenta
The number of pixels per unit of length in a image
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.

30. What is the term used to describe data contained in a digital image?
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
Half as much light
Aperture-priority
Metadata

31. As the aperture is stopped down - what happens to sharpness?
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
sRGB
Creates deep shadows in eye pockets - under nose - and chin.
More of the background and foreground are sharp.

32. What is a flag?
8 stops
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.
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
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)

33. What are luminance and illuminance?
Contrast
lengthen (or slow) the shutter speed
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.
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)

34. How is brightness and contrast best controlled in Photoshop?
Yellow
The diagonal measurement of the sensor.
One stop
Levels adjustment

35. A technique used to maintain sharp focus on a subject that is moving toward you is called what?
Follow focus
Flattens out the volume of the subject and minimizes textures
5 -000 Kelvin
Short lighting.

36. What does the term "stop" mean?
Use and adjustment layer
Infrared
A change in illumination
lens-to-subject distance

37. What kind of lighting pattern is useful to widen a subject?
Yellow
Broad lighting
A change in illumination
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.

38. 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?
Shutter-priority
The brightness of the light that reaches the sensor
Aperture
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically

39. Blue is opposite what color on the color wheel?
3:1 or 4:1
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).
To send accurate color requirements to a printer.
Yellow

40. Most modern lenses are based on this kind of lens.
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
Shutter-Priority
Additive (R - G - B)
Convex

41. What is the suggested shutter speed to stop action of a child running parallel to the film plan - about 25 feet from the camera?
Infinity
1/250th
Levels adjustment
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.

42. All objects beyond the closest distance in focus will be sharp when this appears within the DOF scale.
lens-to-subject distance
5000K
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
Infinity

43. What is a color profile?
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).
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
Hue - Luminance - Saturation

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

45. This kind of lens has a variable focal length.
More of the background and foreground are sharp.
Butterfly lighting
1/250th
Zoom lens

46. What is the name of the technique used to make a monitor look like what you will see on your print?
Soft proofing
Short lighting.
All colors
Hue - Luminance - Saturation

47. Generally - how much exposure compensation (in stops) should be used when using a polarizing filter?
1 1/3 stops
High Dynamic Range
Similar to a normal lens at about 30 degrees
8 stops

48. To emphasize texture in a portrait - what kind of light source is recommended?
Aperture-priority
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
Two (f/8 > f/11 > f/16)
Small light source at an angle to the subject

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

50. What is the best color profile for web images?
The amount of information contained in each pixel
Glossy paper
Contrast
sRGB