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. As the aperture becomes smaller - what happens to the depth of field?
Hue - Luminance - Saturation
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
To strike the side of the face away from the camera.
It increases

2. What color is opposite Red on the color wheel?
A new layer
To send accurate color requirements to a printer.
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
Cyan

3. Focal length controls what?
Follow focus
1) Magnification - or the size of the subject; 2) Angle of view
Front lighting
Flat lighting

4. In a curves adjustment layer - what does the shape of the curve indicate?
1) Use a longer lens; 2) Move closer to the subject
Contrast
Short lighting.
Infrared

5. Most modern lenses are based on this kind of lens.
Short lighting.
A high contrast image
Selectively blocking light during print exposure to lighten the area
Convex

6. What are the three main factors that affect depth of field?
Add red
Subtractive primaries (plus black)
Aperture - focal length - and distance to the subject
The diagonal measurement of the sensor.

7. What does side lighting emphasize?
emphasizes textures
Butterfly lighting
Soft proofing
hue/saturation adjustment layer

8. In a 2:1 ratio - the shadow side of the subject would meter at X stop(s) less than the highlight side.
Shutter-Priority
One stop less
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
Glossy paper

9. What do the bars on the left of a histogram represent?
A change in illumination
Glossy paper
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
Black (0)

10. To emphasize texture in a portrait - what kind of light source is recommended?
All colors
Small light source at an angle to the subject
1) Use a longer lens; 2) Move closer to the subject
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi

11. This technique allows you to keep a subject that is moving toward you well focused.
A RAW file that has been altered
Follow focus
Short lighting
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.

12. According to the rule of thirds - where should the important parts of an image fall?
Selectively increasing print exposure - which will make select parts of the image darker
Add green
The diaphragm - the mechanism that controls aperture.
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically

13. Why is depth of field greater on a short lens versus a long lens?
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.
Levels adjustment
Black (0)
ISO

14. What are the effects of top lighting?
9
flat - low contrast light
Creates deep shadows in eye pockets - under nose - and chin.
Short lighting

15. What is the effect of front lighting?
Flattens out the volume of the subject and minimizes textures
To send accurate color requirements to a printer.
3:1 or 4:1
9

16. Generally - traditional portraits use what lighting ratio?
Glossy paper
3:1 or 4:1
To strike the side of the face away from the camera.
Cyan

17. Contrast measures what in a print?
The difference between light and dark.
Actual Pixel view
Creates deep shadows in eye pockets - under nose - and chin.
Shutter speed & aperture

18. The histogram of a properly exposed grey card will show a vertical bar where on the histogram?
Glossy paper
Blue
Subtractive primaries (plus black)
In the middle

19. An 8x10 at 240 dpi will have a resolution of what?
aperture diameter
One stop
Butterfly lighting
1920 pixels by 2400 pixels (4.6 million pixels)

20. Name 2 ways you can decrease depth of field.
Black. Subtractive primaries are Magenta - Yellow - Cyan
1) Use a longer lens; 2) Move closer to the subject
3200 Kelvin
Actual Pixel view

21. Using this kind of automatic exposure setting on the camera - you set the shutter speed and the camera sets the aperture.
Soft proofing
One stop
Shutter-Priority
Aperture

22. when adjusting an image with levels - if you want to make any color neutral quickly - what would you do?
Click with the neutral-point dropper on the selected color
dynamic range (not to be confused with gamut)
Cyan
Glossy paper

23. A tall vertical line on the right hand edge of a histogram indicates what?
bend toward each other and converge at the focal point.
Add green
hue/saturation adjustment layer
Blown highlights

24. If an image is too cyan - what color adjustment should be made in Photoshop to correct it?
More of the background and foreground are sharp.
A high contrast image
stopped down
Add red

25. As the aperture is stopped down - what happens to sharpness?
The amount of information contained in each pixel
Selectively blocking light during print exposure to lighten the area
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
More of the background and foreground are sharp.

26. Most lenses are sharpest closed down to how many stops from the widest?
1 or 2
A new layer
256
Add yellow

27. Sharpness from near to far is controlled by what?
Aperture-Priority
Aperture
To strike the side of the face away from the camera.
Flattens out the volume of the subject and minimizes textures

28. What does ISO stand for?
Zoom lens
International Organization for Standardization
High Dynamic Range
One stop

29. What is a derivative file?
Total number of pixels
Hue - Luminance - Saturation
A RAW file that has been altered
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi

30. Digital cameras use what set of primary colors?
1920 pixels by 2400 pixels (4.6 million pixels)
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.
Additive (R - G - B)
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)

31. Perspective is affected by what?
lens-to-subject distance
A change in illumination
Soft proofing
Keeps a moving subject sharp while blurring the background

32. To produce optimal sharpness - detail - and resolution - is a higher or lower ISO setting better?
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
aperture diameter
High Dynamic Range
Lower

33. When the additive primaries are mixed together equally - what is created?
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
White (additive primaries are Red - Green Blue)
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.
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. A lens set at f/4 admits how much more/less light than one set at f/2.8?
Flat lighting
Half as much light
hue/saturation adjustment layer
One stop less

35. What kind of film can help reduce haze in a landscape?
Infrared
Selecting portions of the image based on color
1920 pixels by 2400 pixels (4.6 million pixels)
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.

36. What is the best color profile for web images?
sRGB
Aperture - focal length - and distance to the subject
Add magenta
Two (f/8 > f/11 > f/16)

37. What is the suggested shutter speed to stop action of a child running parallel to the film plan - about 25 feet from the camera?
Selecting portions of the image based on color
1/250th
Blue & Green
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.

38. 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?
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
bend toward each other and converge at the focal point.
The amount of light reflected back from the subject during exposure.
The diagonal measurement of the sensor.

39. Stopping a lens down from f/8 to f/16 represents a X stop difference.
JPEG
Two (f/8 > f/11 > f/16)
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
1 1/3 stops

40. 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
JPEG
High Dynamic Range
Aperture and shutter

41. What is a thyristor?
Red - Yellow - Green - Cyan - Blue - Magenta
It increases
3200 Kelvin
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.

42. Blue is opposite what color on the color wheel?
Aperture-Priority
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
Yellow
lens-to-subject distance

43. An SLR camera uses what to allow you to see exactly what you'll photograph?
Shutter-Priority
256
lengthen (or slow) the shutter speed
A mirror and pentaprism

44. Name 3 ways to make a tonal adjustment in Photoshop.
To send accurate color requirements to a printer.
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment
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.
Glossy paper

45. What is the term used to describe data contained in a digital image?
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
Metadata
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
Add green

46. What are IPTC fields used for?
8 bits
Metadata fields that hold info on photographer - subject - and use.
Levels adjustment
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)

47. What do TTL systems react to?
(X times Y = exposure) Intensity (aperture) x Time (shutter)
Add yellow
The amount of light reflected back from the subject during exposure.
Infinity

48. If an image is too blue - what color adjustment should be made in Photoshop to correct it?
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
Add yellow
Use and adjustment layer
Blue

49. What kind of lighting pattern is best for average oval faces and round faces you want to slim?
Short lighting.
A mirror and pentaprism
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.
Additive (R - G - B)

50. When mixed in varying proportion - the subtractive primary colors produce what?
All colors
Hue - Luminance - Saturation
Butterfly lighting
Aperture and shutter