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?
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
It increases
1/250th
Creates deep shadows in eye pockets - under nose - and chin.

2. 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).
The amount of light reflected back from the subject during exposure.
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
Flattens out the volume of the subject and minimizes textures

3. Tungsten is approximately what color temperature?
3200 Kelvin
1) Use a shorter focal length; 2) Move farther away from the subject
Flat lighting
Direct sun at 11 -000 Kelvin

4. What angle of view does a reflected light meter read?
Use and adjustment layer
Similar to a normal lens at about 30 degrees
Follow focus
International Organization for Standardization

5. A normal (or standard) focal length lens approximates what?
The amount of light reflected back from the subject during exposure.
Flattens out the volume of the subject and minimizes textures
Soft proofing
The impression human vision gives

6. What is a flag?
Incident light meter
Small light source at an angle to the subject
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
Lasso tool

7. All objects beyond the closest distance in focus will be sharp when this appears within the DOF scale.
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.
Infinity
The amount of light reflected back from the subject during exposure.
Shutter-priority

8. What angle of view does an incident meter read?
1) Magnification - or the size of the subject; 2) Angle of view
Selecting portions of the image based on color
Very wide at about 180 degrees
1/250th

9. According to the rule of thirds - where should the important parts of an image fall?
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically
bend toward each other and converge at the focal point.
A new layer
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)

10. What does side lighting emphasize?
The number of pixels per unit of length in a image
emphasizes textures
Front lighting
Flattens out the volume of the subject and minimizes textures

11. The term to describe the combination of aperture and shutter speed that can be changed by moving them in opposite directions.
Reciprocal relationship
Black (0)
The amount of information contained in each pixel
1920 pixels by 2400 pixels (4.6 million pixels)

12. What is a Bit?
In the middle
Fair Use
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.
Blue

13. An 8x10 at 240 dpi will have a resolution of what?
1920 pixels by 2400 pixels (4.6 million pixels)
Total number of pixels
Yellow
Hue - Luminance - Saturation

14. A 1:1 lighting ratio produces what lighting result?
8 bits
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
Flat lighting
Dynamic range

15. What is the name of the technique used to make a monitor look like what you will see on your print?
hue/saturation adjustment layer
Soft proofing
lens-to-subject distance
Follow focus

16. Name 3 ways to make a tonal adjustment in Photoshop.
Fisheye
3200 Kelvin
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment
The brightness of the light that reaches the sensor

17. Generally - traditional portraits use what lighting ratio?
sensor
3:1 or 4:1
To strike the side of the face away from the camera.
JPEG

18. Instead of permanently altering your image when adjusting for color and value - what should you do?
Selecting portions of the image based on color
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
Use and adjustment layer
RAID system

19. What Photoshop tool allows you to select an area of any size or shape by drawing freehand?
Two (f/8 > f/11 > f/16)
International Organization for Standardization
Lasso tool
Soft proofing

20. This technique allows you to keep a subject that is moving toward you well focused.
1920 pixels by 2400 pixels (4.6 million pixels)
Follow focus
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
A mirror and pentaprism

21. Perspective is affected by what?
Aperture and shutter
lens-to-subject distance
Black (0)
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors

22. The useable exposure range of a sensor - or the range of subject brightness is called what?
Because you can move in close to the subject
RAID system
dynamic range (not to be confused with gamut)
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.

23. A ring of thin - overlapping leaves located inside the lens is called what?
International Organization for Standardization
Click with the neutral-point dropper on the selected color
One stop
The diaphragm - the mechanism that controls aperture.

24. The image transmitted by the lens is recorded by the what?
lengthen (or slow) the shutter speed
sensor
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
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.

25. Printers use how many bits per channel of information when printing?
A change in illumination
Memory card / flash card / compact flash card
Cyan
8 bits

26. Panning does what?
Aperture-Priority
The number of pixels per unit of length in a image
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
Keeps a moving subject sharp while blurring the background

27. What is the inverse square law?
Very wide at about 180 degrees
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.
Butterfly lighting
Add magenta

28. What is the effect of front lighting?
aperture diameter
Levels adjustment
Flattens out the volume of the subject and minimizes textures
(X times Y = exposure) Intensity (aperture) x Time (shutter)

29. What kind of film can help reduce haze in a landscape?
sensor
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.
Infrared
The impression human vision gives

30. In short lighting - where is the main light placed?
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
To strike the side of the face away from the camera.
All colors
Follow focus

31. Can you save layers in a JPEG file format?
JPEG
No
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
3:1 or 4:1

32. What is focal length - technically?
Black (0)
The impression human vision gives
sRGB
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.

33. What is a thyristor?
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.
1/250th
Incident light meter
More of the background and foreground are sharp.

34. This kind of meter is preferred by photographers working in a studio situation where lighting conditions can be altered.
A change in illumination
All colors
Incident light meter
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically

35. This type of backup system is fault-tolerant because it creates redundant data.
Metadata fields that hold info on photographer - subject - and use.
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
RAID system
Keeps a moving subject sharp while blurring the background

36. If an image is too green - what color adjustment should be made in Photoshop to correct it?
1/250th
Small light source at an angle to the subject
White (additive primaries are Red - Green Blue)
Add magenta

37. If an image is too cyan - what color adjustment should be made in Photoshop to correct it?
Add red
Cyan
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.

38. What is the best color profile for web images?
A high contrast image
Add green
sensor
sRGB

39. 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?
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
1920 pixels by 2400 pixels (4.6 million pixels)
A new layer
A RAW file that has been altered

40. What is the term used to describe human's change in perception of a color under different light sources?
Metamerism
hue/saturation adjustment layer
A new layer
Metadata fields that hold info on photographer - subject - and use.

41. How does 'unsharp mask' work?
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.
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.
Memory card / flash card / compact flash card
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.

42. In a digital image - the images file sizes corresponds to the total number of what in the image?
Total number of pixels
Butterfly lighting
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
emphasizes textures

43. Digital cameras use what set of primary colors?
Reciprocal relationship
Follow focus
A mirror and pentaprism
Additive (R - G - B)

44. What is the term used to describe data contained in a digital image?
Yellow
Metadata
Selecting portions of the image based on color
Maybe as little as 0.5 degrees or 1 degree

45. As the aperture is stopped down - what happens to sharpness?
More of the background and foreground are sharp.
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.
Direct sun at 11 -000 Kelvin

46. In the 20th century - black & white photographers used the Zone system to tame excessive contrast. Now - digital photographers use what?
Incident light meter
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
High Dynamic Range
hue/saturation adjustment layer

47. Most modern lenses are based on this kind of lens.
Memory card / flash card / compact flash card
A change in illumination
Convex
A RAW file that has been altered

48. Sharpness from near to far is controlled by what?
A raster image
Because you can move in close to the subject
Aperture
3:1 or 4:1

49. How is brightness and contrast best controlled in Photoshop?
Fair Use
The diagonal measurement of the sensor.
Levels adjustment
Follow focus

50. How can you change the brightness of the background when using flash?
White (additive primaries are Red - Green Blue)
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.
Blue
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors