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. Daylight is approximately what color temperature?
One stop less
5 -000 Kelvin
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.
Add yellow

2. Name two ways you can increase depth of field (other than changing aperture).
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment
Flat lighting
1) Use a shorter focal length; 2) Move farther away from the subject
Yellow

3. What color is between Magenta and Cyan on the color wheel?
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
Metadata
Blue

4. What is burning?
Selectively increasing print exposure - which will make select parts of the image darker
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
A new layer
Half as much light

5. The amount of motion blur in an image will increase if you do what?
It increases
lengthen (or slow) the shutter speed
Total number of pixels
1/250th

6. In a digital image - the images file sizes corresponds to the total number of what in the image?
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
Add yellow
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.
Total number of pixels

7. If an image is too red - what color adjustment should be made in Photoshop to correct it?
emphasizes textures
Reciprocal relationship
Add cyan
flat - low contrast light

8. What angle of view does an incident meter read?
Similar to a normal lens at about 30 degrees
Very wide at about 180 degrees
Subtractive primaries (plus black)
8 bits

9. This light modifier can be used to highlight a specific area of the subject.
Creates deep shadows in eye pockets - under nose - and chin.
Snoot
One stop
White (255)

10. Copyright law has certain built-in exceptions that allow for special situations in using copyrighted material. They are called what?
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.
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
Fair Use

11. The term to describe the combination of aperture and shutter speed that can be changed by moving them in opposite directions.
Reciprocal relationship
Selectively blocking light during print exposure to lighten the area
a sensor (or film's) sensitivity to light
Add blue

12. What is interpolated resolution?
1 or 2
International Organization for Standardization
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
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.

13. What kind of lighting patter is useful to narrow a face?
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
Actual Pixel view
Short lighting
Aperture-priority

14. What does side lighting emphasize?
Additive (R - G - B)
All colors
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
emphasizes textures

15. Whenever another image is copied or moved into a file - Photoshop automatically creates what?
A new layer
Magenta
The amount of information contained in each pixel
Shutter-Priority

16. What is the optical resolution on a scanner defined as?
Actual Pixel view
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.
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 pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)

17. What is a Bit?
Cyan
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.
Levels adjustment
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor

18. An image made of pixels is sometimes called what?
A raster image
The sensor's sensitivity to light
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.
Reciprocal relationship

19. A lens set at f/4 admits how much more/less light than one set at f/2.8?
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.
Depth of field
Half as much light
Two (f/8 > f/11 > f/16)

20. 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?
A raster image
To send accurate color requirements to a printer.
Yellow
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.

21. What are the three main factors that affect depth of field?
Dynamic range
Aperture - focal length - and distance to the subject
Follow focus
Add cyan

22. What kind of light will be produced when using a large white umbrella close to a subject?
1) Use a longer lens; 2) Move closer to the subject
The brightness of the light that reaches the sensor
flat - low contrast light
Add red

23. Stopping a lens down from f/8 to f/16 represents a X stop difference.
To strike the side of the face away from the camera.
Two (f/8 > f/11 > f/16)
It increases
Metadata

24. A filter with a factor of 2 requires how many stops of compensation?

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25. 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?
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.
The number of pixels per unit of length in a image
Contrast
Shutter-priority

26. What is the general rule of thumb for the measurement of a 'normal' lens?
The diagonal measurement of the sensor.
sensor
The impression human vision gives
Levels adjustment

27. What color is opposite Green on the color wheel?
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.
White (additive primaries are Red - Green Blue)
Use and adjustment layer
Magenta

28. A normal (or standard) focal length lens approximates what?
a sensor (or film's) sensitivity to light
3:1 or 4:1
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
The impression human vision gives

29. What is an element and where is it found?
flat - low contrast light
Infinity
The number of pixels per unit of length in a image
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.

30. The useable exposure range of a sensor - or the range of subject brightness is called what?
3:1 or 4:1
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
dynamic range (not to be confused with gamut)
Click with the neutral-point dropper on the selected color

31. Focal length controls what?
A change in illumination
1) Magnification - or the size of the subject; 2) Angle of view
The diagonal measurement of the sensor.
Selectively increasing print exposure - which will make select parts of the image darker

32. What does a neutral density filter do?
5000K
Bit
The sensor's sensitivity to light
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.

33. Photoshop's command for a simple way to start using color balance is what?
Variations command
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.
Follow focus
Reflected light meter

34. 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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35. This stores electronic images captured in a digital camera until they can be transferred to a computer.
Memory card / flash card / compact flash card
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.
High Dynamic Range
International Organization for Standardization

36. Cyan is composed of equal parts of what two colors?
Selectively increasing print exposure - which will make select parts of the image darker
It increases
Add yellow
Blue & Green

37. The quantity of light that reaches your sensor is controlled by what?
Shutter speed & aperture
Front lighting
3:1 or 4:1
Levels adjustment

38. What color is opposite Red on the color wheel?
Front lighting
Infrared
Selecting portions of the image based on color
Cyan

39. What kind of lighting pattern is best for average oval faces and round faces you want to slim?
Memory card / flash card / compact flash card
Short lighting.
The brightness of all the pixels in an image
Black (0)

40. What kind of film can help reduce haze in a landscape?
A RAW file that has been altered
Infrared
Variations command
stopped down

41. When the subtractive primaries are added together equally - what is created?
Two (f/8 > f/11 > f/16)
A raster image
Butterfly lighting
Black. Subtractive primaries are Magenta - Yellow - Cyan

42. A general purpose lens will provide an f-stop range of up to how many?
The brightness of the light that reaches the sensor
Selecting portions of the image based on color
8 stops
Fair Use

43. 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?
In the middle
Blue & Green
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.

44. Perspective is affected by what?
lens-to-subject distance
256
Add blue
High Dynamic Range

45. A histogram with peaks on either end of the histogram and a deep valley in between represents what?
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
Add green
Click with the neutral-point dropper on the selected color
A high contrast image

46. A tonal correction cannot be accomplished by using a...
1 or 2
hue/saturation adjustment layer
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)
Blown highlights

47. What is the term used to describe a sensor's sensitivity to light?
ISO
Selecting portions of the image based on color
Infrared
The brightness of the light that reaches the sensor

48. What image adjustment tool uses a histogram display to alter an image?
Zoom lens
Levels adjustment
To strike the side of the face away from the camera.
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.

49. What kind of meter is built in to most cameras?
Bit
Add cyan
256
Reflected light meter

50. What is a flag?
A high contrast image
Two (f/8 > f/11 > f/16)
stopped down
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