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Test your basic knowledge |
Certified Professional Photographer
Start Test
Study First
Subject
:
certifications
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. The term "ISO speed" is used to describe what?
2. Most lenses are sharpest closed down to how many stops from the widest?
1 or 2
Snoot
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.
Shutter-priority
3. What is the effect of front lighting?
bend toward each other and converge at the focal point.
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.
Direct sun at 11 -000 Kelvin
Flattens out the volume of the subject and minimizes textures
4. When the size of the aperture is decreased - it is said to be what?
stopped down
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.
Small light source at an angle to the subject
5000K
5. The term "ISO speed" is used to describe what?
6. Panning does what?
Small light source at an angle to the subject
Magenta
emphasizes textures
Keeps a moving subject sharp while blurring the background
7. This technique allows you to keep a subject that is moving toward you well focused.
Small light source at an angle to the subject
Magenta
Front lighting
Follow focus
8. To emphasize texture in a portrait - what kind of light source is recommended?
Selecting portions of the image based on color
Butterfly lighting
aperture diameter
Small light source at an angle to the subject
9. A tall vertical line on the right hand edge of a histogram indicates what?
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)
Flattens out the volume of the subject and minimizes textures
Blown highlights
Lasso tool
10. The area of acceptable sharpness in an image is called what?
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
a sensor (or film's) sensitivity to light
Depth of field
White (255)
11. In the 20th century - black & white photographers used the Zone system to tame excessive contrast. Now - digital photographers use what?
A RAW file that has been altered
Infinity
High Dynamic Range
Convex
12. What two controls adjust the amount of light that reaches the sensor?
Lower
Aperture and shutter
Follow focus
8 bits
13. Contrast measures what in a print?
Blue
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
Follow focus
The difference between light and dark.
14. A ring of thin - overlapping leaves located inside the lens is called what?
The diaphragm - the mechanism that controls aperture.
Variations command
aperture diameter
Metadata fields that hold info on photographer - subject - and use.
15. What is the general rule of thumb for the measurement of a 'normal' lens?
Blue & Green
Aperture-Priority
Memory card / flash card / compact flash card
The diagonal measurement of the sensor.
16. Going clockwise around the color wheel - starting with RED - what is the progression of colors?
Red - Yellow - Green - Cyan - Blue - Magenta
Lasso tool
Aperture-Priority
1 or 2
17. The image transmitted by the lens is recorded by the what?
Blue & Green
Black (0)
sensor
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).
18. What are the three main factors that affect depth of field?
Aperture and shutter
Aperture - focal length - and distance to the subject
A RAW file that has been altered
It increases
19. What kind of lighting pattern places the key light directly in front of and higher than the face?
Yellow
Follow focus
Butterfly lighting
aperture diameter
20. What color is opposite Red on the color wheel?
Cyan
flat - low contrast light
Flat lighting
hue/saturation adjustment layer
21. This viewing option gives you the most accurate version of your image in Photoshop.
Actual Pixel view
Variations command
A raster image
Creates deep shadows in eye pockets - under nose - and chin.
22. What is the inverse square law?
It increases
Aperture and shutter
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.
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.
23. What is the name of the technique used to make a monitor look like what you will see on your print?
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.
Soft proofing
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.
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)
24. What is a color profile?
Blue
Butterfly lighting
Infrared
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).
25. The amount of motion blur in an image will increase if you do what?
flat - low contrast light
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
Blue
lengthen (or slow) the shutter speed
26. Photoshop's command for a simple way to start using color balance is what?
Black (0)
Soft proofing
Infrared
Variations command
27. In a 2:1 ratio - the shadow side of the subject would meter at X stop(s) less than the highlight side.
Maybe as little as 0.5 degrees or 1 degree
Aperture - focal length - and distance to the subject
One stop less
Use and adjustment layer
28. 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?
Selectively increasing print exposure - which will make select parts of the image darker
Selecting portions of the image based on color
High Dynamic Range
Yellow
29. Convex lenses cause light rays to do 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.
Shutter speed & aperture
bend toward each other and converge at the focal point.
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.
30. 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?
1) Use a longer lens; 2) Move closer to the subject
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
The brightness of all the pixels in an image
Levels adjustment
31. As the aperture becomes smaller - what happens to the depth of field?
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.
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.
It increases
Bit
32. What does side lighting emphasize?
emphasizes textures
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
Convex
Shutter-priority
33. Printers use how many bits per channel of information when printing?
Incident light meter
Contrast
8 bits
Lasso tool
34. What light source has the highest color temperature?
Direct sun at 11 -000 Kelvin
International Organization for Standardization
The number of pixels per unit of length in a image
Add magenta
35. What kind of film can help reduce haze in a landscape?
Short lighting.
The sensor's sensitivity to light
Add green
Infrared
36. Printers use what set of colors?
(X times Y = exposure) Intensity (aperture) x Time (shutter)
256
Half as much light
Subtractive primaries (plus black)
37. What is dodging?
Add blue
The diagonal measurement of the sensor.
Selectively blocking light during print exposure to lighten the area
JPEG
38. This kind of meter is preferred by photographers working in a studio situation where lighting conditions can be altered.
emphasizes textures
Incident light meter
Bit
JPEG
39. If an image is too cyan - what color adjustment should be made in Photoshop to correct it?
ISO
1) Magnification - or the size of the subject; 2) Angle of view
Follow focus
Add red
40. How much resolution do you need for: Internet? Newspaper? Photographic print? Glossy magazine?
More of the background and foreground are sharp.
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.
Fisheye
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi
41. A histogram shows what in an image?
Black. Subtractive primaries are Magenta - Yellow - Cyan
The brightness of all the pixels in an image
hue/saturation adjustment layer
Selectively increasing print exposure - which will make select parts of the image darker
42. When the subtractive primaries are added together equally - what is created?
Black. Subtractive primaries are Magenta - Yellow - Cyan
Soft proofing
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.
Additive (R - G - B)
43. Cyan is composed of equal parts of what two colors?
Depth of field
Blue & Green
stopped down
Zoom lens
44. In short lighting - where is the main light placed?
Black (0)
8 bits
3200 Kelvin
To strike the side of the face away from the camera.
45. Using this kind of automatic exposure setting on the camera - you set the aperture and the camera sets 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.
International Organization for Standardization
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
Aperture-Priority
46. 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?
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.
Front lighting
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
four times more
47. The useable exposure range of a sensor - or the range of subject brightness is called what?
Hue - Luminance - Saturation
The amount of information contained in each pixel
The number of pixels per unit of length in a image
dynamic range (not to be confused with gamut)
48. Name 2 ways you can decrease depth of field.
1) Use a longer lens; 2) Move closer to the subject
256
The brightness of all the pixels in an image
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
49. The relative aperture is equal to the lens focal length divided by what?
aperture diameter
Bit
Aperture
One stop less
50. What image adjustment tool uses a histogram display to alter an image?
Parallax
Levels adjustment
Selectively increasing print exposure - which will make select parts of the image darker
Half as much light