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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. Daylight is approximately what color temperature?
Levels adjustment
5 -000 Kelvin
256
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.
2. An image made of pixels is sometimes called 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.
A raster image
Blue
Fisheye
3. To minimize facial wrinkles - this type of lighting is best.
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).
A new layer
sRGB
Front lighting
4. The image transmitted by the lens is recorded by the what?
The difference between light and dark.
It increases
sensor
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
5. This technique allows you to keep a subject that is moving toward you well focused.
Follow focus
A raster image
To send accurate color requirements to a printer.
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.
6. What is interpolated resolution?
The impression human vision gives
emphasizes textures
Lower
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
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?
Broad lighting
emphasizes textures
5000K
Memory card / flash card / compact flash card
8. A tonal correction cannot be accomplished by using a...
hue/saturation adjustment layer
Metadata fields that hold info on photographer - subject - and use.
lengthen (or slow) the shutter speed
lens-to-subject distance
9. The term to describe the combination of aperture and shutter speed that can be changed by moving them in opposite directions.
Front lighting
Hue - Luminance - Saturation
Reciprocal relationship
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
10. This viewing option gives you the most accurate version of your image in Photoshop.
dynamic range (not to be confused with gamut)
Actual Pixel view
Shutter-priority
A raster image
11. What do the bars on the right of a histogram represent?
White (255)
Lasso tool
The difference between light and dark.
Zoom lens
12. Name two ways you can increase depth of field (other than changing aperture).
International Organization for Standardization
Zoom lens
1) Use a shorter focal length; 2) Move farther away from the subject
The diaphragm - the mechanism that controls aperture.
13. Instead of permanently altering your image when adjusting for color and value - what should you do?
Yellow
Use and adjustment layer
Add yellow
256
14. Cyan is composed of equal parts of what two colors?
Yellow
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
Blue & Green
Short lighting.
15. In short lighting - where is the main light placed?
To strike the side of the face away from the camera.
A RAW file that has been altered
Shutter speed & aperture
Black. Subtractive primaries are Magenta - Yellow - Cyan
16. when adjusting an image with levels - if you want to make any color neutral quickly - what would you do?
Creates deep shadows in eye pockets - under nose - and chin.
Aperture-Priority
sRGB
Click with the neutral-point dropper on the selected color
17. Copyright law has certain built-in exceptions that allow for special situations in using copyrighted material. They are called what?
The amount of information contained in each pixel
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
To send accurate color requirements to a printer.
Fair Use
18. Whenever another image is copied or moved into a file - Photoshop automatically creates what?
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment
The amount of information contained in each pixel
A new layer
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.
19. A magic wand tool is used for what?
Selecting portions of the image based on color
More of the background and foreground are sharp.
RAID system
Metamerism
20. What are IPTC fields used for?
1) Use a longer lens; 2) Move closer to the subject
Metadata fields that hold info on photographer - subject - and use.
lengthen (or slow) the shutter speed
A change in illumination
21. Using this kind of automatic exposure setting on the camera - you set the aperture and the camera sets the shutter speed.
9
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.
Variations command
Aperture-Priority
22. A color image with smooth gradiations requires at least what bit depth?
1 1/3 stops
sRGB
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
23. What are quad- and hex- tone printing?
A mirror and pentaprism
flat - low contrast light
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
lengthen (or slow) the shutter speed
24. The histogram of a properly exposed grey card will show a vertical bar where on the histogram?
Short lighting.
In the middle
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
High Dynamic Range
25. What two controls adjust the amount of light that reaches the sensor?
1 1/3 stops
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.
One stop
Aperture and shutter
26. 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.
Subtractive primaries (plus black)
Two (f/8 > f/11 > f/16)
Metadata
27. Doubling the aperture setting creates how many stops difference in the amount of light reaching the sensor?
One stop
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
ISO
Black. Subtractive primaries are Magenta - Yellow - Cyan
28. The term "ISO speed" is used to describe what?
29. When doing close-up work - what happens to the depth of field when the subject is closer to the lens?
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
Click with the neutral-point dropper on the selected color
The difference between light and dark.
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.
30. What is a color profile?
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).
Shutter-priority
Zoom lens
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
31. What do TTL systems react to?
The amount of light reflected back from the subject during exposure.
RAID system
Selecting portions of the image based on color
Short lighting.
32. What is an element and where is it found?
Yellow
8 bits
High Dynamic Range
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
33. In a digital image - the images file sizes corresponds to the total number of what in the image?
Total number of pixels
White (additive primaries are Red - Green Blue)
Front lighting
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
34. What does "photomacrograph" or "macrophotograph" mean?
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
Black. Subtractive primaries are Magenta - Yellow - Cyan
A new layer
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
35. As the aperture is stopped down - what happens to sharpness?
More of the background and foreground are sharp.
Hue - Luminance - Saturation
aperture diameter
Variations command
36. All objects beyond the closest distance in focus will be sharp when this appears within the DOF scale.
9
Infinity
Zoom lens
Snoot
37. What is the term used to describe a sensor's sensitivity to light?
Click with the neutral-point dropper on the selected color
ISO
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.
One stop
38. Color systems divide all colors into which three measurements?
Aperture-Priority
emphasizes textures
sRGB
Hue - Luminance - Saturation
39. What is the inverse square law?
It increases
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.
Creates deep shadows in eye pockets - under nose - and chin.
(X times Y = exposure) Intensity (aperture) x Time (shutter)
40. What color is opposite Red on the color wheel?
Cyan
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
Actual Pixel view
The amount of light reflected back from the subject during exposure.
41. What is the optical resolution on a scanner defined as?
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
1 or 2
A new layer
White (additive primaries are Red - Green Blue)
42. 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?
It increases
Shutter-priority
Very wide at about 180 degrees
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.
43. What kind of lighting pattern is best for average oval faces and round faces you want to slim?
Aperture
Reciprocal relationship
Follow focus
Short lighting.
44. What angle of view does a spot meter read?
RAID system
High Dynamic Range
1 1/3 stops
Maybe as little as 0.5 degrees or 1 degree
45. What is a derivative file?
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
1 or 2
A RAW file that has been altered
1) Use a longer lens; 2) Move closer to the subject
46. What is TTL?
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)
Add green
Add magenta
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
47. What is a Bit?
A high contrast image
To send accurate color requirements to a printer.
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.
Parallax
48. What is the best color profile for web images?
sRGB
A mirror and pentaprism
A RAW file that has been altered
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
49. This kind of meter is preferred by photographers working in a studio situation where lighting conditions can be altered.
Depth of field
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
Incident light meter
50. The greatest tonal range from black to white is achievable on what kind of paper?
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
Glossy paper
Very wide at about 180 degrees
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.