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 ring of thin - overlapping leaves located inside the lens is 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.
Zoom lens
The diaphragm - the mechanism that controls aperture.
A high contrast image

2. If an image is too blue - what color adjustment should be made in Photoshop to correct it?
Similar to a normal lens at about 30 degrees
International Organization for Standardization
Parallax
Add yellow

3. As the aperture is stopped down - what happens to sharpness?
Fair Use
A new layer
Add red
More of the background and foreground are sharp.

4. What is the CCD or CMOS sensor?

5. A lens set at f/4 admits how much more/less light than one set at f/2.8?
Half as much light
four times more
Levels adjustment
Infrared

6. Going clockwise around the color wheel - starting with RED - what is the progression of colors?
1) Magnification - or the size of the subject; 2) Angle of view
1) Use a shorter focal length; 2) Move farther away from the subject
Black. Subtractive primaries are Magenta - Yellow - Cyan
Red - Yellow - Green - Cyan - Blue - Magenta

7. What is the suggested shutter speed to stop action of a child running parallel to the film plan - about 25 feet from the camera?
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.
1/250th
Infrared
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.

8. An image made of pixels is sometimes called what?
Short lighting
A RAW file that has been altered
A raster image
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.

9. The quantity of light that reaches your sensor is controlled by what?
Shutter speed & aperture
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment
Magenta
Black (0)

10. What is the usable exposure range - or range of subject brightness called?
Front lighting
Dynamic range
Blue & Green
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.

11. What do the bars on the left of a histogram represent?
Black (0)
Two (f/8 > f/11 > f/16)
It increases
A mirror and pentaprism

12. A magic wand tool is used for what?
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi
Infrared
Selecting portions of the image based on color

13. 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?

14. Blue is opposite what color on the color wheel?
To strike the side of the face away from the camera.
Yellow
Levels adjustment
5000K

15. This stores electronic images captured in a digital camera until they can be transferred to a computer.
Fisheye
Levels adjustment
aperture diameter
Memory card / flash card / compact flash card

16. This type of backup system is fault-tolerant because it creates redundant data.
dynamic range (not to be confused with gamut)
Actual Pixel view
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
RAID system

17. 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?
Flat lighting
JPEG
3:1 or 4:1
Shutter-priority

18. What is the effect of front lighting?
ISO
Convex
Flattens out the volume of the subject and minimizes textures
To strike the side of the face away from the camera.

19. A 1:1 lighting ratio produces what lighting result?
bend toward each other and converge at the focal point.
Flat lighting
Soft proofing
(X times Y = exposure) Intensity (aperture) x Time (shutter)

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

21. To minimize facial wrinkles - this type of lighting is best.
Front lighting
Snoot
lengthen (or slow) the shutter speed
four times more

22. In short lighting - where is the main light placed?
To strike the side of the face away from the camera.
sensor
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.
Flat lighting

23. Name 3 ways to make a tonal adjustment in Photoshop.
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment
Use and adjustment layer
Flattens out the volume of the subject and minimizes textures

24. What kind of meter is built in to most cameras?
Flattens out the volume of the subject and minimizes textures
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.
Reflected light meter
Small light source at an angle to the subject

25. What is the name of the technique used to make a monitor look like what you will see on your print?
Reciprocal relationship
Reflected light meter
Soft proofing
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.

26. 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.
dynamic range (not to be confused with gamut)
Fisheye
The sensor's sensitivity to light

27. Instead of permanently altering your image when adjusting for color and value - what should you do?
1920 pixels by 2400 pixels (4.6 million pixels)
A high contrast image
sRGB
Use and adjustment layer

28. This light modifier can be used to highlight a specific area of the subject.
Soft proofing
Snoot
Add blue
bend toward each other and converge at the focal point.

29. A tall vertical line on the right hand edge of a histogram indicates what?
Click with the neutral-point dropper on the selected color
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.
Blown highlights
8 bits

30. A technique used to maintain sharp focus on a subject that is moving toward you is called what?
Follow focus
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
Front lighting
A change in illumination

31. What is the term used to describe a sensor's sensitivity to light?
hue/saturation adjustment layer
Small light source at an angle to the subject
dynamic range (not to be confused with gamut)
ISO

32. 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?
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.
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
Levels adjustment
Use and adjustment layer

33. Printers use what set of colors?
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
Zoom lens
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.
Subtractive primaries (plus black)

34. Can you save layers in a JPEG file format?
The brightness of the light that reaches the sensor
1/250th
No
Infinity

35. Panning does what?
Keeps a moving subject sharp while blurring the background
The sensor's sensitivity to light
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
9

36. How does 'unsharp mask' work?
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.
Bit
Add cyan
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.

37. Generally - how much exposure compensation (in stops) should be used when using a polarizing filter?
Reciprocal relationship
1 1/3 stops
sensor
8 stops

38. 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)
One stop less
Magenta
Lower

39. How can you change the brightness of the background when using flash?
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
1 or 2
The difference between light and dark.
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.

40. To produce optimal sharpness - detail - and resolution - is a higher or lower ISO setting better?
Metamerism
Lower
Selectively blocking light during print exposure to lighten the area
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically

41. What is TTL?
256
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
A change in illumination
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically

42. The useable exposure range of a sensor - or the range of subject brightness is called what?
Creates deep shadows in eye pockets - under nose - and chin.
dynamic range (not to be confused with gamut)
Short lighting
Glossy paper

43. A tonal correction cannot be accomplished by using a...
Yellow
hue/saturation adjustment layer
The diagonal measurement of the sensor.
Blue & Green

44. What is an element and where is it found?
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
It increases
Add red
Yellow

45. Whenever another image is copied or moved into a file - Photoshop automatically creates what?
Fisheye
lengthen (or slow) the shutter speed
A new layer
Follow focus

46. What kind of film can help reduce haze in a landscape?
Shutter-Priority
Infrared
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.

47. Color systems divide all colors into which three measurements?
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.
5 -000 Kelvin
lengthen (or slow) the shutter speed
Hue - Luminance - Saturation

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

49. The term to describe the combination of aperture and shutter speed that can be changed by moving them in opposite directions.
Reciprocal relationship
Blown highlights
All colors
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)

50. When doing close-up work - what happens to the depth of field when the subject is closer to the lens?
Fisheye
Broad lighting
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.
sensor