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. Tungsten is approximately what color temperature?
3200 Kelvin
Bit
1) Use a longer lens; 2) Move closer to the subject
Follow focus

2. What image adjustment tool uses a histogram display to alter an image?
High Dynamic Range
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
Levels adjustment
Yellow

3. The useable exposure range of a sensor - or the range of subject brightness is called what?
dynamic range (not to be confused with gamut)
All colors
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.
Zoom lens

4. What is the term used to describe a sensor's sensitivity to light?
ISO
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
sensor
Front lighting

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

6. How would you define exposure in mathematical terms?
One stop less
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.
Additive (R - G - B)
(X times Y = exposure) Intensity (aperture) x Time (shutter)

7. 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?
Aperture-priority
9
One stop
Soft proofing

8. What determines what will be a 'normal' focal length lens on a particular camera?
1) Magnification - or the size of the subject; 2) Angle of view
dynamic range (not to be confused with gamut)
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
Yellow

9. Panning does what?
A raster image
The amount of information contained in each pixel
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
Keeps a moving subject sharp while blurring the background

10. Perspective is affected by what?
Add blue
The amount of light reflected back from the subject during exposure.
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
lens-to-subject distance

11. What is an element and where is it found?
8 stops
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
One stop
Use and adjustment layer

12. 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
Cyan
Parallax
White (255)

13. In a digital image - the images file sizes corresponds to the total number of what in the image?
The difference between light and dark.
Total number of pixels
lens-to-subject distance
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

14. Daylight is approximately what color temperature?
5 -000 Kelvin
To strike the side of the face away from the camera.
Add cyan
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.

15. What is TTL?
Add red
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
The diagonal measurement of the sensor.
Because you can move in close to the subject

16. Printers use what set of colors?
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
Subtractive primaries (plus black)
5000K
Incident light meter

17. Sharpness from near to far is controlled by what?
Follow focus
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.
Because you can move in close to the subject
Aperture

18. What is the effect of front lighting?
Flattens out the volume of the subject and minimizes textures
1 1/3 stops
1 or 2
Blown highlights

19. An in-camera reflected meter reading a very dark scene indicates an exposure of 1/250th at f/8. For a correct exposure - what should you do?
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
Add red
Snoot
Aperture

20. A histogram shows what in an image?
The brightness of all the pixels in an image
Keeps a moving subject sharp while blurring the background
Incident light meter
Short lighting

21. Generally - traditional portraits use what lighting ratio?
3:1 or 4:1
lens-to-subject distance
Infinity
1) Use a longer lens; 2) Move closer to the subject

22. A normal (or standard) focal length lens approximates what?
(X times Y = exposure) Intensity (aperture) x Time (shutter)
Similar to a normal lens at about 30 degrees
Shutter speed & aperture
The impression human vision gives

23. According to the rule of thirds - where should the important parts of an image fall?
The brightness of all the pixels in an image
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically
Follow focus
Fisheye

24. when adjusting an image with levels - if you want to make any color neutral quickly - what would you do?
The amount of light reflected back from the subject during exposure.
Add cyan
Click with the neutral-point dropper on the selected color
Levels adjustment

25. What kind of light will be produced when using a large white umbrella close to a subject?
International Organization for Standardization
To strike the side of the face away from the camera.
The sensor's sensitivity to light
flat - low contrast light

26. What is the inverse square law?
1 or 2
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.
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
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.

27. 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?
Soft proofing
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
Follow focus
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.

28. A ring of thin - overlapping leaves located inside the lens is called what?
The diaphragm - the mechanism that controls aperture.
Add yellow
Reciprocal relationship
1) Magnification - or the size of the subject; 2) Angle of view

29. What kind of film can help reduce haze in a landscape?
lens-to-subject distance
Fisheye
Infrared
White (255)

30. What color is between Magenta and Cyan on the color wheel?
four times more
Incident light meter
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
Blue

31. What two controls adjust the amount of light that reaches the sensor?
The diaphragm - the mechanism that controls aperture.
The number of pixels per unit of length in a image
One stop less
Aperture and shutter

32. What is the name of the issue that prevents you from seeing exactly what the lens sees when using a rangefinder camera?
Cyan
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.
Parallax

33. Cyan is composed of equal parts of what two colors?
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).
Blue & Green
Very wide at about 180 degrees
bend toward each other and converge at the focal point.

34. Focal length controls what?
Add blue
1) Magnification - or the size of the subject; 2) Angle of view
One stop less
Direct sun at 11 -000 Kelvin

35. What are the effects of high side 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.
No
3:1 or 4:1
Front lighting

36. In the 20th century - black & white photographers used the Zone system to tame excessive contrast. Now - digital photographers use what?
High Dynamic Range
Convex
To strike the side of the face away from the camera.
The diaphragm - the mechanism that controls aperture.

37. How is brightness and contrast best controlled in Photoshop?
Levels adjustment
256
The number of pixels per unit of length in a image
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor

38. What does "photomacrograph" or "macrophotograph" mean?
Very wide at about 180 degrees
a sensor (or film's) sensitivity to light
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
The amount of light reflected back from the subject during exposure.

39. The relative aperture is equal to the lens focal length divided by what?
aperture diameter
JPEG
Reflected light meter
Glossy paper

40. Why is depth of field greater on a short lens versus a long lens?
Short lighting.
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.
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).
Flat lighting

41. What kind of lighting pattern is useful to widen a subject?
Broad lighting
1) Use a shorter focal length; 2) Move farther away from the subject
Flat lighting
Small light source at an angle to the subject

42. In short lighting - where is the main light placed?
Levels adjustment
emphasizes textures
Add blue
To strike the side of the face away from the camera.

43. 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?
The amount of light reflected back from the subject during exposure.
four times more
Fair Use
Soft proofing

44. What Photoshop tool allows you to select an area of any size or shape by drawing freehand?
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
Memory card / flash card / compact flash card
Aperture
Lasso tool

45. The area of acceptable sharpness in an image is called what?
1 1/3 stops
Actual Pixel view
Bit
Depth of field

46. All objects beyond the closest distance in focus will be sharp when this appears within the DOF scale.
No
Infinity
Follow focus
lengthen (or slow) the shutter speed

47. What are the three main factors that affect depth of field?
Front lighting
The number of pixels per unit of length in a image
stopped down
Aperture - focal length - and distance to the subject

48. Aperture controls what?
A new layer
The brightness of the light that reaches the sensor
Yellow
5000K

49. Generally - how much exposure compensation (in stops) should be used when using a polarizing filter?
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
Keeps a moving subject sharp while blurring the background
Use and adjustment layer
1 1/3 stops

50. This kind of meter is preferred by photographers working in a studio situation where lighting conditions can be altered.
bend toward each other and converge at the focal point.
Incident light meter
Black (0)
Snoot