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. A histogram shows what in an image?
Hue - Luminance - Saturation
The brightness of all the pixels in an image
Short 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.

2. What does ISO stand for?
Red - Yellow - Green - Cyan - Blue - Magenta
International Organization for Standardization
Very wide at about 180 degrees
Flat lighting

3. What Photoshop tool allows you to select an area of any size or shape by drawing freehand?
Contrast
Lasso tool
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
emphasizes textures

4. To emphasize texture in a portrait - what kind of light source is recommended?
The brightness of the light that reaches the sensor
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
9

5. What are quad- and hex- tone printing?
Actual Pixel view
JPEG
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast

6. In a curves adjustment layer - what does the shape of the curve indicate?
Memory card / flash card / compact flash card
Shutter speed & aperture
Contrast
Parallax

7. What image adjustment tool uses a histogram display to alter an image?
The impression human vision gives
Magenta
Creates deep shadows in eye pockets - under nose - and chin.
Levels adjustment

8. In the 20th century - black & white photographers used the Zone system to tame excessive contrast. Now - digital photographers use what?
One stop
Blue & Green
White (255)
High Dynamic Range

9. When doing close-up work - what happens to the depth of field when the subject is closer to the lens?
Subtractive primaries (plus black)
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.
8 bits
One stop

10. Maximum depth of field at a given aperture is achieved by focusing at what?
Hue - Luminance - Saturation
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.
Shutter speed & aperture
All colors

11. If an image is too green - what color adjustment should be made in Photoshop to correct it?
Similar to a normal lens at about 30 degrees
Because you can move in close to the subject
Add magenta
White (255)

12. As the aperture is stopped down - what happens to sharpness?
sRGB
Butterfly lighting
More of the background and foreground are sharp.
The impression human vision gives

13. To produce optimal sharpness - detail - and resolution - is a higher or lower ISO setting better?
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
Infrared
Lower
Levels adjustment

14. Whenever another image is copied or moved into a file - Photoshop automatically creates what?
A new layer
Convex
Blue & Green
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.

15. If an image is too cyan - what color adjustment should be made in Photoshop to correct it?
Add red
Reflected light meter
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.
The sensor's sensitivity to light

16. If an image is too yellow - what color adjustment should be made in Photoshop to correct it?
Add blue
3200 Kelvin
Maybe as little as 0.5 degrees or 1 degree
A new layer

17. Stopping a lens down from f/8 to f/16 represents a X stop difference.
Follow focus
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
Memory card / flash card / compact flash card
Two (f/8 > f/11 > f/16)

18. What is a BYTE?
lens-to-subject distance
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.
9
Click with the neutral-point dropper on the selected color

19. What is the term used to describe human's change in perception of a color under different light sources?
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
Two (f/8 > f/11 > f/16)
Black (0)
Metamerism

20. Generally - traditional portraits use what lighting ratio?
Total number of pixels
The brightness of the light that reaches the sensor
3:1 or 4:1
Follow focus

21. The relative aperture is equal to the lens focal length divided by what?
Soft proofing
aperture diameter
(X times Y = exposure) Intensity (aperture) x Time (shutter)
Dynamic range

22. What kind of lighting pattern places the key light directly in front of and higher than the face?
Butterfly lighting
Add yellow
(X times Y = exposure) Intensity (aperture) x Time (shutter)
sRGB

23. Tungsten is approximately what color temperature?
Use and adjustment layer
Infinity
Aperture
3200 Kelvin

24. What is a Bit?
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.
Incident light meter
Infrared
5000K

25. What color is opposite Red on the color wheel?
Cyan
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.
bend toward each other and converge at the focal point.
Follow focus

26. Most lenses are sharpest closed down to how many stops from the widest?
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
1 or 2
3200 Kelvin
flat - low contrast light

27. In a digital image - the images file sizes corresponds to the total number of what in the image?
Creates deep shadows in eye pockets - under nose - and chin.
Total number of pixels
1/250th
A raster image

28. What light source has the highest color temperature?
Add green
Bit
Direct sun at 11 -000 Kelvin
Red - Yellow - Green - Cyan - Blue - Magenta

29. The smallest unit of digital information is called a what?
The number of pixels per unit of length in a image
Hue - Luminance - Saturation
Bit
Aperture - focal length - and distance to the subject

30. What are IPTC fields used for?
Dynamic range
Fisheye
1) Use a longer lens; 2) Move closer to the subject
Metadata fields that hold info on photographer - subject - and use.

31. 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?
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
A high contrast image
1 1/3 stops
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.

32. What is the CCD or CMOS sensor?

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33. In short lighting - where is the main light placed?
Fisheye
Maybe as little as 0.5 degrees or 1 degree
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.
To strike the side of the face away from the camera.

34. What do TTL systems react to?
The amount of light reflected back from the subject during exposure.
Short lighting
3200 Kelvin
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.

35. What is the term used to describe a sensor's sensitivity to light?
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
Add blue
four times more
ISO

36. What is the optical resolution on a scanner defined as?
Two (f/8 > f/11 > f/16)
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
The amount of information contained in each pixel

37. The rule of thirds necessitates that the composition be divided into a grid of now many equal rectangles or squares?
9
Aperture-Priority
The difference between light and dark.
Blue

38. Copyright law has certain built-in exceptions that allow for special situations in using copyrighted material. They are called what?
Fair Use
In the middle
1) Use a shorter focal length; 2) Move farther away from the subject
Similar to a normal lens at about 30 degrees

39. A lens with a very wide angle of view and produces barrel distortion is what kind of lens?
Shutter-priority
Because you can move in close to the subject
The diagonal measurement of the sensor.
Fisheye

40. 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.
dynamic range (not to be confused with gamut)
Black (0)
Very wide at about 180 degrees

41. This technique allows you to keep a subject that is moving toward you well focused.
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
Add blue
Follow focus

42. What angle of view does a spot meter read?
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.
four times more
Maybe as little as 0.5 degrees or 1 degree
Lower

43. The quantity of light that reaches your sensor is controlled by what?
Shutter speed & aperture
5000K
1) Magnification - or the size of the subject; 2) Angle of view
256

44. What is the general rule of thumb for the measurement of a 'normal' lens?
1 or 2
The diagonal measurement of the sensor.
White (additive primaries are Red - Green Blue)
Follow focus

45. A histogram with peaks on either end of the histogram and a deep valley in between represents what?
256
Depth of field
Use and adjustment layer
A high contrast image

46. In a 2:1 ratio - the shadow side of the subject would meter at X stop(s) less than the highlight side.
Add blue
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi
1 or 2
One stop less

47. An SLR camera uses what to allow you to see exactly what you'll photograph?
Levels adjustment
Add cyan
A mirror and pentaprism
9

48. What angle of view does a reflected light meter read?
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically
1 1/3 stops
Similar to a normal lens at about 30 degrees
lengthen (or slow) the shutter speed

49. Photoshop's command for a simple way to start using color balance is what?
Lasso tool
Variations command
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
Shutter speed & aperture

50. The histogram of a properly exposed grey card will show a vertical bar where on the histogram?
hue/saturation adjustment layer
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
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.
In the middle