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. when adjusting an image with levels - if you want to make any color neutral quickly - what would you do?
The impression human vision gives
Red - Yellow - Green - Cyan - Blue - Magenta
Convex
Click with the neutral-point dropper on the selected color

2. Maximum depth of field at a given aperture is achieved by focusing at what?
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.
Fisheye
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi
Yellow

3. What angle of view does an incident meter read?
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
Very wide at about 180 degrees
Follow focus
More of the background and foreground are sharp.

4. Aperture controls what?
Shutter-Priority
Yellow
Blown highlights
The brightness of the light that reaches the sensor

5. If an image is too magenta - what color adjustment should be made in Photoshop to correct it?
Hue - Luminance - Saturation
Add green
1) Use a longer lens; 2) Move closer to the subject
256

6. The greatest tonal range from black to white is achievable on what kind of paper?
No
Shutter-priority
Glossy paper
Hue - Luminance - Saturation

7. What are luminance and illuminance?
The number of pixels per unit of length in a image
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)
aperture diameter
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.

8. When the subtractive primaries are added together equally - what is created?
Add cyan
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.
Black. Subtractive primaries are Magenta - Yellow - Cyan
Selectively increasing print exposure - which will make select parts of the image darker

9. This light modifier can be used to highlight a specific area of the subject.
aperture diameter
Snoot
Fair Use
Add magenta

10. As the aperture is stopped down - what happens to sharpness?
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
More of the background and foreground are sharp.
Snoot
lens-to-subject distance

11. When doing close-up work - what happens to the depth of field when the subject is closer to the lens?
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.
ISO
Direct sun at 11 -000 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.

12. Tungsten is approximately what color temperature?
3200 Kelvin
1 or 2
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.
Hue - Luminance - Saturation

13. How is brightness and contrast best controlled in Photoshop?
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
Levels adjustment
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.
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.

14. What is a BYTE?
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.
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.
Incident light meter
3200 Kelvin

15. A histogram shows what in an image?
Aperture - focal length - and distance to the subject
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
Yellow
The brightness of all the pixels in an image

16. What angle of view does a spot 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.
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
Maybe as little as 0.5 degrees or 1 degree
aperture diameter

17. Cyan is composed of equal parts of what two colors?
Blue & Green
Maybe as little as 0.5 degrees or 1 degree
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 simple lens with two curved sides or one curved and one flat side; found in a compound lens.

18. The rule of thirds necessitates that the composition be divided into a grid of now many equal rectangles or squares?
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.
Keeps a moving subject sharp while blurring the background
9
Additive (R - G - B)

19. Instead of permanently altering your image when adjusting for color and value - what should you do?
Aperture and shutter
Use and adjustment layer
ISO
1/250th

20. In a digital image - the images file sizes corresponds to the total number of what in the image?
1/250th
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
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.
Total number of pixels

21. 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.
More of the background and foreground are sharp.
Additive (R - G - B)
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

22. The relative aperture is equal to the lens focal length divided by what?
The number of pixels per unit of length in a image
aperture diameter
sRGB
sensor

23. What angle of view does a reflected light meter read?
To send accurate color requirements to a printer.
Similar to a normal lens at about 30 degrees
bend toward each other and converge at the focal point.
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.

24. Blue is opposite what color on the color wheel?
Butterfly lighting
Variations command
Yellow
Infrared

25. What do the bars on the right of a histogram represent?
Shutter-Priority
1) Use a shorter focal length; 2) Move farther away from the subject
Aperture-priority
White (255)

26. What kind of film can help reduce haze in a landscape?
White (255)
Infrared
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.
The number of pixels per unit of length in a image

27. What are the effects of high side lighting?
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
The amount of information contained in each pixel
Parallax
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.

28. Generally - how much exposure compensation (in stops) should be used when using a polarizing filter?
A RAW file that has been altered
1) Use a shorter focal length; 2) Move farther away from the subject
1 1/3 stops
Convex

29. What is focal length - technically?
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
Short lighting
It increases
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.

30. A tall vertical line on the right hand edge of a histogram indicates what?
Blown highlights
Similar to a normal lens at about 30 degrees
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
More of the background and foreground are sharp.

31. 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?
5000K
The difference between light and dark.
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.
Shutter-priority

32. The amount of motion blur in an image will increase if you do what?
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
Front lighting
Broad lighting
lengthen (or slow) the shutter speed

33. What does "photomacrograph" or "macrophotograph" mean?
Creates deep shadows in eye pockets - under nose - and chin.
Cyan
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
The brightness of the light that reaches the sensor

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

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35. How would you define exposure in mathematical terms?
(X times Y = exposure) Intensity (aperture) x Time (shutter)
Cyan
sRGB
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.

36. An SLR camera uses what to allow you to see exactly what you'll photograph?
To send accurate color requirements to a printer.
A mirror and pentaprism
Additive (R - G - B)
The amount of light reflected back from the subject during exposure.

37. Printers use how many bits per channel of information when printing?
sRGB
It increases
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.
8 bits

38. Focal length controls what?
Use and adjustment layer
1) Magnification - or the size of the subject; 2) Angle of view
Subtractive primaries (plus black)
lens-to-subject distance

39. What is a Bit?
Similar to a normal lens at about 30 degrees
Blue & Green
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.
White (255)

40. This viewing option gives you the most accurate version of your image in Photoshop.
To send accurate color requirements to a printer.
lengthen (or slow) the shutter speed
Actual Pixel view
lens-to-subject distance

41. What image adjustment tool uses a histogram display to alter an image?
Levels adjustment
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically
Blue & Green
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. An 8x10 at 240 dpi will have a resolution of what?
The impression human vision gives
1920 pixels by 2400 pixels (4.6 million pixels)
lengthen (or slow) the shutter speed
Add yellow

43. What is burning?
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
Blown highlights
9

44. 8 bits per pixel gives you how many colors?
It increases
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
256
(X times Y = exposure) Intensity (aperture) x Time (shutter)

45. How can you change the brightness of the background when using flash?
Convex
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.
Fisheye
four times more

46. Photoshop's command for a simple way to start using color balance is what?
emphasizes textures
Variations command
A RAW file that has been altered
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.

47. What is a derivative file?
Blue & Green
Magenta
A RAW file that has been altered
1920 pixels by 2400 pixels (4.6 million pixels)

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

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49. Using this kind of automatic exposure setting on the camera - you set the shutter speed and the camera sets the aperture.
Two (f/8 > f/11 > f/16)
Black. Subtractive primaries are Magenta - Yellow - Cyan
Infinity
Shutter-Priority

50. When the size of the aperture is decreased - it is said to be what?
Total number of pixels
Memory card / flash card / compact flash card
Bit
stopped down