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 are the three main factors that affect depth of field?
Aperture - focal length - and distance to the subject
Fisheye
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
Add blue

2. What kind of light will be produced when using a large white umbrella close to a subject?
Broad lighting
flat - low contrast light
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
In the middle

3. A tall vertical line on the right hand edge of a histogram indicates what?
Blown highlights
To strike the side of the face away from the camera.
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
To send accurate color requirements to a printer.

4. All objects beyond the closest distance in focus will be sharp when this appears within the DOF scale.
The sensor's sensitivity to light
Infinity
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.
1 1/3 stops

5. In a 2:1 ratio - the shadow side of the subject would meter at X stop(s) less than the highlight side.
One stop less
9
flat - low contrast light
Aperture - focal length - and distance to the subject

6. Panning does what?
Keeps a moving subject sharp while blurring the background
Contrast
Zoom lens
(X times Y = exposure) Intensity (aperture) x Time (shutter)

7. A technique used to maintain sharp focus on a subject that is moving toward you is called what?
Follow focus
Soft proofing
lens-to-subject distance
Direct sun at 11 -000 Kelvin

8. To produce optimal sharpness - detail - and resolution - is a higher or lower ISO setting better?
5000K
Lower
sensor
Reflected light meter

9. The term to describe the combination of aperture and shutter speed that can be changed by moving them in opposite directions.
Shutter-priority
Reciprocal relationship
Black. Subtractive primaries are Magenta - Yellow - Cyan
Add red

10. What angle of view does a reflected light meter read?
a sensor (or film's) sensitivity to light
Use and adjustment layer
Metamerism
Similar to a normal lens at about 30 degrees

11. What are the effects of high side lighting?
Metadata
a sensor (or film's) sensitivity to light
One stop less
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.

12. Generally - how much exposure compensation (in stops) should be used when using a polarizing filter?
1 1/3 stops
5 -000 Kelvin
International Organization for Standardization
The number of pixels per unit of length in a image

13. How is brightness and contrast best controlled in Photoshop?
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
Levels adjustment
More of the background and foreground are sharp.

14. 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?
Black. Subtractive primaries are Magenta - Yellow - Cyan
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.
Shutter-priority
1 1/3 stops

15. What does the term "stop" mean?
Additive (R - G - B)
A change in illumination
Similar to a normal lens at about 30 degrees
Front lighting

16. Printers use how many bits per channel of information when printing?
aperture diameter
Black. Subtractive primaries are Magenta - Yellow - Cyan
8 bits
Metamerism

17. An SLR camera uses what to allow you to see exactly what you'll photograph?
A mirror and pentaprism
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.
Add blue
To send accurate color requirements to a printer.

18. In short lighting - where is the main light placed?
One stop less
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
Keeps a moving subject sharp while blurring the background
To strike the side of the face away from the camera.

19. Instead of permanently altering your image when adjusting for color and value - what should you do?
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.
Two (f/8 > f/11 > f/16)
Use and adjustment layer
Aperture

20. As the aperture becomes smaller - what happens to the depth of field?
It increases
hue/saturation adjustment layer
Because you can move in close to the subject
Shutter-priority

21. In the 20th century - black & white photographers used the Zone system to tame excessive contrast. Now - digital photographers use what?
To send accurate color requirements to a printer.
Flattens out the volume of the subject and minimizes textures
High Dynamic Range
The number of pixels per unit of length in a image

22. 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?
Yellow
Very wide at about 180 degrees
Shutter-priority
A mirror and pentaprism

23. What two controls adjust the amount of light that reaches the sensor?
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
Short lighting.
Aperture and shutter
Infinity

24. What does ISO stand for?
International Organization for Standardization
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.
sRGB
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)

25. What is the CCD or CMOS sensor?

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26. The smallest unit of digital information is called a what?
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
Small light source at an angle to the subject
The diagonal measurement of the sensor.
Bit

27. What is the suggested shutter speed to stop action of a child running parallel to the film plan - about 25 feet from the camera?
No
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
1/250th

28. The relative aperture is equal to the lens focal length divided by what?
Infinity
sRGB
JPEG
aperture diameter

29. Most modern lenses are based on this kind of lens.
Aperture
8 bits
Convex
Soft proofing

30. What is gamut?
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
Keeps a moving subject sharp while blurring the background
1920 pixels by 2400 pixels (4.6 million pixels)
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.

31. Sharpness from near to far is controlled by what?
bend toward each other and converge at the focal point.
1) Use a shorter focal length; 2) Move farther away from the subject
Memory card / flash card / compact flash card
Aperture

32. Photoshop's command for a simple way to start using color balance is what?
Variations command
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.
5 -000 Kelvin
Lasso tool

33. What is the term used to describe data contained in a digital image?
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.
The diaphragm - the mechanism that controls aperture.
Metadata
Half as much light

34. What do TTL systems react to?
In the middle
The amount of light reflected back from the subject during exposure.
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.
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.

35. 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.
a sensor (or film's) sensitivity to light
Incident light meter
Actual Pixel view

36. What are quad- and hex- tone printing?
Hue - Luminance - Saturation
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
256
Selectively increasing print exposure - which will make select parts of the image darker

37. An image made of pixels is sometimes called what?
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
Dynamic range
Infinity
A raster image

38. If an image is too red - what color adjustment should be made in Photoshop to correct it?
Add cyan
Shutter-priority
dynamic range (not to be confused with gamut)
9

39. What is the term used to describe human's change in perception of a color under different light sources?
Metamerism
Aperture-Priority
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.

40. If you must move to reduce the amount of flash reaching your subject - how far do you move?
Creates deep shadows in eye pockets - under nose - and chin.
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.
1 1/3 stops
sRGB

41. If an image is too cyan - what color adjustment should be made in Photoshop to correct it?
Add red
Similar to a normal lens at about 30 degrees
Follow focus
The impression human vision gives

42. What is the general rule of thumb for the measurement of a 'normal' lens?
ISO
Levels adjustment
The diagonal measurement of the sensor.
Blue

43. An 8x10 at 240 dpi will have a resolution of what?
1920 pixels by 2400 pixels (4.6 million pixels)
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
Yellow
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.

44. What is TTL?
It increases
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
flat - low contrast light
256

45. Color systems divide all colors into which three measurements?
The amount of light reflected back from the subject during exposure.
Hue - Luminance - Saturation
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.
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)

46. What angle of view does an incident meter read?
Half as much light
Aperture and shutter
Very wide at about 180 degrees
Additive (R - G - B)

47. What color is opposite Red on the color wheel?
Total number of pixels
Bit
The diaphragm - the mechanism that controls aperture.
Cyan

48. This stores electronic images captured in a digital camera until they can be transferred to a computer.
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi
Memory card / flash card / compact flash card
Black. Subtractive primaries are Magenta - Yellow - Cyan
8 stops

49. Maximum depth of field at a given aperture is achieved by focusing at what?
JPEG
Shutter-priority
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.
Dynamic range

50. What Photoshop tool allows you to select an area of any size or shape by drawing freehand?
Lasso tool
Add yellow
Infrared
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.