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. An image made of pixels is sometimes called what?
A raster image
3:1 or 4:1
Metamerism
Bit

2. Color systems divide all colors into which three measurements?
Hue - Luminance - Saturation
Zoom lens
Direct sun at 11 -000 Kelvin
lengthen (or slow) the shutter speed

3. The smallest unit of digital information is called a what?
A high contrast image
5 -000 Kelvin
sensor
Bit

4. If an image is too magenta - what color adjustment should be made in Photoshop to correct it?
Levels adjustment
Lasso tool
5000K
Add green

5. What angle of view does a reflected light meter read?
lengthen (or slow) the shutter speed
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
Similar to a normal lens at about 30 degrees

6. What is the name of the issue that prevents you from seeing exactly what the lens sees when using a rangefinder camera?
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
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.
Parallax
The sensor's sensitivity to light

7. If your print will be viewed mostly under window light - what is the suggested Kelvin temperature of the lights you should use to evaluate your print?
hue/saturation adjustment layer
stopped down
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
5000K

8. This kind of lens has a variable focal length.
In the middle
Zoom lens
Reciprocal relationship
Lasso tool

9. What are the three main factors that affect depth of field?
256
Aperture and shutter
Yellow
Aperture - focal length - and distance to the subject

10. What is a flag?
Aperture
5 -000 Kelvin
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 number of pixels per unit of length in a image

11. What color is between Magenta and Cyan on the color wheel?
Red - Yellow - Green - Cyan - Blue - Magenta
A high contrast image
5000K
Blue

12. What color is opposite Green on the color wheel?
Magenta
The amount of light reflected back from the subject during exposure.
1/250th
lens-to-subject distance

13. What is a Bit?
Blue
flat - low contrast light
3200 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.

14. How does 'unsharp mask' work?
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
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.
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.
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.

15. What does ISO stand for?
Dynamic range
The number of pixels per unit of length in a image
Cyan
International Organization for Standardization

16. A 1:1 lighting ratio produces what lighting result?
hue/saturation adjustment layer
Fair Use
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
Flat lighting

17. What kind of light will be produced when using a large white umbrella close to a subject?
flat - low contrast light
Black (0)
Short lighting
bend toward each other and converge at the focal point.

18. How is brightness and contrast best controlled in Photoshop?
Levels adjustment
Convex
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
Click with the neutral-point dropper on the selected color

19. What determines what will be a 'normal' focal length lens on a particular camera?
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
9
The diagonal measurement of the sensor.
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.

20. In a curves adjustment layer - what does the shape of the curve indicate?
Levels adjustment
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
Contrast
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast

21. What color is opposite Red on the color wheel?
Cyan
Infinity
ISO
Dynamic range

22. What Photoshop tool allows you to select an area of any size or shape by drawing freehand?
Yellow
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
JPEG
Lasso tool

23. What angle of view does a spot meter read?
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)
Maybe as little as 0.5 degrees or 1 degree
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically

24. An incident-exposure reading for a fair-skinned subject reads f/8 - 1/125th at 100 ISO. The next subject is very dark skinned. What is the proper exposure for the second subject?

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25. What is TTL?
1920 pixels by 2400 pixels (4.6 million pixels)
Contrast
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
No

26. The rule of thirds necessitates that the composition be divided into a grid of now many equal rectangles or squares?
Parallax
Add magenta
Very wide at about 180 degrees
9

27. What is the name of the technique used to make a monitor look like what you will see on your print?
International Organization for Standardization
Total number of pixels
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).
Soft proofing

28. What angle should a polarizing filter be to the sun for best results?
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.
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
sensor
Black (0)

29. Blue is opposite what color on the color wheel?
Shutter-Priority
3200 Kelvin
Magenta
Yellow

30. The quantity of light that reaches your sensor is controlled by what?
The amount of light reflected back from the subject during exposure.
Small light source at an angle to the subject
Shutter speed & aperture
1) Magnification - or the size of the subject; 2) Angle of view

31. When the size of the aperture is decreased - it is said to be what?
Aperture and shutter
lens-to-subject distance
stopped down
A RAW file that has been altered

32. What is a color profile?
Aperture
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).
Metadata
Black (0)

33. What is the optical resolution on a scanner defined as?
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
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)
emphasizes textures

34. In short lighting - where is the main light placed?
The brightness of all the pixels in an image
Fair Use
To strike the side of the face away from the camera.
Hue - Luminance - Saturation

35. Generally - traditional portraits use what lighting ratio?
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.
1) Use a shorter focal length; 2) Move farther away from the subject
Glossy paper
3:1 or 4:1

36. What kind of film can help reduce haze in a landscape?
The number of pixels per unit of length in a image
Direct sun at 11 -000 Kelvin
Flat lighting
Infrared

37. What does a neutral density filter do?
Metamerism
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
Creates deep shadows in eye pockets - under nose - and chin.
Aperture

38. A general purpose lens will provide an f-stop range of up to how many?
1) Magnification - or the size of the subject; 2) Angle of view
8 stops
Add yellow
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.

39. What is an element and where is it found?
It increases
The impression human vision gives
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
Maybe as little as 0.5 degrees or 1 degree

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

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41. Generally - how much exposure compensation (in stops) should be used when using a polarizing filter?
Metamerism
All colors
1 1/3 stops
Depth of field

42. What kind of lighting pattern is useful to widen a subject?
a sensor (or film's) sensitivity to light
Broad lighting
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi
Follow focus

43. Using this kind of automatic exposure setting on the camera - you set the aperture and the camera sets the shutter speed.
Click with the neutral-point dropper on the selected color
stopped down
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.
Aperture-Priority

44. Daylight is approximately what color temperature?
5 -000 Kelvin
Parallax
White (255)
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically

45. When the additive primaries are mixed together equally - what is created?
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.
White (additive primaries are Red - Green Blue)
hue/saturation adjustment layer
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor

46. A tall vertical line on the right hand edge of a histogram indicates what?
Blown highlights
Because you can move in close to the subject
Levels adjustment
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)

47. To emphasize texture in a portrait - what kind of light source is recommended?
Bit
Aperture-priority
Small light source at an angle to the subject
a sensor (or film's) sensitivity to light

48. What kind of lighting pattern places the key light directly in front of and higher than the face?
Subtractive primaries (plus black)
Add cyan
Butterfly lighting
The sensor's sensitivity to light

49. Using this kind of automatic exposure setting on the camera - you set the shutter speed and the camera sets the aperture.
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)
Shutter-Priority
Memory card / flash card / compact flash card
Half as much light

50. Focal length controls what?
1) Use a longer lens; 2) Move closer to the subject
Add green
1) Magnification - or the size of the subject; 2) Angle of view
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).