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. All objects beyond the closest distance in focus will be sharp when this appears within the DOF scale.
The number of pixels per unit of length in a image
Total number of pixels
Add blue
Infinity

2. What angle should a polarizing filter be to the sun for best results?
Hue - Luminance - Saturation
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
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).

3. A color image with smooth gradiations requires at least what bit depth?
8 bits
Butterfly lighting
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
3200 Kelvin

4. What light source has the highest color temperature?
Direct sun at 11 -000 Kelvin
dynamic range (not to be confused with gamut)
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
The diagonal measurement of the sensor.

5. Resolution refers to what?
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
The number of pixels per unit of length in a image
Because you can move in close to the subject
Keeps a moving subject sharp while blurring the background

6. What is burning?
Selectively increasing print exposure - which will make select parts of the image darker
Short lighting
Blue
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.

7. Whenever another image is copied or moved into a file - Photoshop automatically creates what?
A raster image
A new layer
Flat lighting
A mirror and pentaprism

8. As the aperture is stopped down - what happens to sharpness?
More of the background and foreground are sharp.
Similar to a normal lens at about 30 degrees
Metamerism
Flattens out the volume of the subject and minimizes textures

9. Perspective is affected by what?
lens-to-subject distance
Selecting portions of the image based on color
Aperture-priority
Hue - Luminance - Saturation

10. Name 2 ways you can decrease depth of field.
The number of pixels per unit of length in a image
All colors
1) Use a longer lens; 2) Move closer to the subject
Two (f/8 > f/11 > f/16)

11. If an image is too cyan - what color adjustment should be made in Photoshop to correct it?
Keeps a moving subject sharp while blurring the background
Snoot
Add red
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)

12. Doubling the aperture setting creates how many stops difference in the amount of light reaching the sensor?
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
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.
One stop

13. The greatest tonal range from black to white is achievable on what kind of paper?
Glossy paper
Infinity
stopped down
Snoot

14. A 1:1 lighting ratio produces what lighting result?
emphasizes textures
Yellow
dynamic range (not to be confused with gamut)
Flat lighting

15. What kind of lighting pattern is best for average oval faces and round faces you want to slim?
The brightness of the light that reaches the sensor
Short lighting.
Because you can move in close to the subject
Incident light meter

16. This viewing option gives you the most accurate version of your image in Photoshop.
Dynamic range
A RAW file that has been altered
Actual Pixel view
Add green

17. The amount of motion blur in an image will increase if you do what?
lengthen (or slow) the shutter speed
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.
Metadata
Keeps a moving subject sharp while blurring the background

18. Printers use what set of colors?
Subtractive primaries (plus black)
Because you can move in close to the subject
Metadata fields that hold info on photographer - subject - and use.
Keeps a moving subject sharp while blurring the background

19. What determines what will be a 'normal' focal length lens on a particular camera?
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
Because you can move in close to the subject
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).
Very wide at about 180 degrees

20. When the subtractive primaries are added together equally - what is created?
All colors
sRGB
Glossy paper
Black. Subtractive primaries are Magenta - Yellow - Cyan

21. The relative aperture is equal to the lens focal length divided by what?
Hue - Luminance - Saturation
3200 Kelvin
aperture diameter
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors

22. The area of acceptable sharpness in an image is called what?
Depth of field
Magenta
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.
Aperture and shutter

23. What does ISO stand for?
Black (0)
One stop
1 or 2
International Organization for Standardization

24. Name two ways you can increase depth of field (other than changing aperture).
It increases
The amount of information contained in each pixel
Aperture
1) Use a shorter focal length; 2) Move farther away from the subject

25. 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)
Snoot
Black. Subtractive primaries are Magenta - Yellow - Cyan
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi

26. Name 3 ways to make a tonal adjustment in Photoshop.
High Dynamic Range
Add red
Front lighting
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment

27. Photoshop's command for a simple way to start using color balance is what?
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment
a sensor (or film's) sensitivity to light
It increases
Variations command

28. What do the bars on the left of a histogram represent?
1920 pixels by 2400 pixels (4.6 million pixels)
Black (0)
Add green
a sensor (or film's) sensitivity to light

29. What kind of film can help reduce haze in a landscape?
Direct sun at 11 -000 Kelvin
Infrared
Two (f/8 > f/11 > f/16)
Very wide at about 180 degrees

30. The smallest unit of digital information is called a what?
No
All colors
Black (0)
Bit

31. What kind of lighting patter is useful to narrow a face?
8 bits
Add yellow
Contrast
Short lighting

32. The quantity of light that reaches your sensor is controlled by what?
Aperture and shutter
Add blue
Shutter speed & aperture
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.

33. If an image is too magenta - what color adjustment should be made in Photoshop to correct it?
Add green
Follow focus
Because you can move in close to the subject
Shutter-priority

34. In a 2:1 ratio - the shadow side of the subject would meter at X stop(s) less than the highlight side.
Add magenta
dynamic range (not to be confused with gamut)
One stop less
flat - low contrast light

35. What is the general rule of thumb for the measurement of a 'normal' lens?
The diagonal measurement of the sensor.
All colors
1 or 2
Bit

36. This kind of lens has a variable focal length.
Dynamic range
Zoom lens
Use and adjustment layer
Snoot

37. 8 bits per pixel gives you how many colors?
The brightness of the light that reaches the sensor
Short lighting.
RAID system
256

38. As the aperture becomes smaller - what happens to the depth of field?
Half as much light
It increases
5 -000 Kelvin
Because you can move in close to the subject

39. What is the best color profile for web images?
sRGB
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
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.
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.

40. What does side lighting emphasize?
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
One stop less
emphasizes textures
Yellow

41. According to the rule of thirds - where should the important parts of an image fall?
Yellow
9
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically
Blue

42. What are the three main factors that affect depth of field?
Aperture - focal length - and distance to the subject
1 or 2
bend toward each other and converge at the focal point.
The impression human vision gives

43. What kind of light will be produced when using a large white umbrella close to a subject?
1 1/3 stops
flat - low contrast light
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 entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.

44. What is a flag?
Infinity
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
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
a sensor (or film's) sensitivity to light

45. 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?
four times more
Levels adjustment
1) Use a shorter focal length; 2) Move farther away from the subject
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.

46. Cyan is composed of equal parts of what two colors?
Reciprocal relationship
a sensor (or film's) sensitivity to light
RAID system
Blue & Green

47. What is the CCD or CMOS sensor?

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48. This stores electronic images captured in a digital camera until they can be transferred to a computer.
Parallax
emphasizes textures
Levels adjustment
Memory card / flash card / compact flash card

49. What two controls adjust the amount of light that reaches the sensor?
Add yellow
hue/saturation adjustment layer
Aperture and shutter
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.

50. What would you use an ICC profile for?
Dynamic range
stopped down
To send accurate color requirements to a printer.
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.