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. What is the term used to describe a sensor's sensitivity to light?
Metamerism
ISO
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
Additive (R - G - B)

2. What are IPTC fields used for?
Metadata fields that hold info on photographer - subject - and use.
Fisheye
To strike the side of the face away from the camera.
Direct sun at 11 -000 Kelvin

3. Stopping a lens down from f/8 to f/16 represents a X stop difference.
Fair Use
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
Two (f/8 > f/11 > f/16)

4. In a digital image - the images file sizes corresponds to the total number of what in the image?
One stop
Dynamic range
The brightness of the light that reaches the sensor
Total number of pixels

5. This light modifier can be used to highlight a specific area of the subject.
Add red
Memory card / flash card / compact flash card
Snoot
5 -000 Kelvin

6. A color image with smooth gradiations requires at least what bit depth?
RAID system
Use and adjustment layer
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
a sensor (or film's) sensitivity to light

7. 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.
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
Aperture - focal length - and distance to the subject
Blue & Green

8. Perspective is affected by what?
lens-to-subject distance
Fair Use
In the middle
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."

9. What does a neutral density filter do?
Hue - Luminance - Saturation
RAID system
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
Total number of pixels

10. The smallest unit of digital information is called a what?
Black (0)
8 bits
Bit
In the middle

11. The term "ISO speed" is used to describe what?

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12. What is TTL?
Flattens out the volume of the subject and minimizes textures
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
Luminance is light reflected from the subject (measured by a reflected-light meter) - while Illuminance is light falling on a subject (as measured with an incident light meter)
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.

13. A tall vertical line on the right hand edge of a histogram indicates what?
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.
Blown highlights
ISO
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.

14. Printers use what set of colors?
8 stops
Subtractive primaries (plus black)
Magenta
Selecting portions of the image based on color

15. What is focal length - technically?
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
Glossy paper
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically

16. when adjusting an image with levels - if you want to make any color neutral quickly - what would you do?
Add yellow
Fair Use
It increases
Click with the neutral-point dropper on the selected color

17. When the size of the aperture is decreased - it is said to be what?
To strike the side of the face away from the camera.
stopped down
The diagonal measurement of the sensor.
Small light source at an angle to the subject

18. A tonal correction cannot be accomplished by using a...
Because you can move in close to the subject
hue/saturation adjustment layer
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
Click with the neutral-point dropper on the selected color

19. How does 'unsharp mask' work?
High Dynamic Range
Variations command
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.
Subtractive primaries (plus black)

20. 8 bits per pixel gives you how many colors?
Additive (R - G - B)
Selectively increasing print exposure - which will make select parts of the image darker
Curves adjustment; Levels adjustment; Brighteness/Contrast adjustment
256

21. What is dodging?
Selectively blocking light during print exposure to lighten the area
Infrared
lens-to-subject distance
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."

22. 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
3200 Kelvin
Two (f/8 > f/11 > f/16)
Subtractive primaries (plus black)

23. What Photoshop tool allows you to select an area of any size or shape by drawing freehand?
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
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.
Lasso tool
Flattens out the volume of the subject and minimizes textures

24. Can you save layers in a JPEG file format?
No
Infrared
Additive (R - G - B)
The diagonal measurement of the sensor.

25. In short lighting - where is the main light placed?
Black (0)
Luminance is light reflected from the subject (measured by a reflected-light meter) - while Illuminance is light falling on a subject (as measured with an incident light meter)
Add magenta
To strike the side of the face away from the camera.

26. Whenever another image is copied or moved into a file - Photoshop automatically creates what?
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.
A new layer
Yellow
Add green

27. What is the name of the issue that prevents you from seeing exactly what the lens sees when using a rangefinder camera?
Selectively increasing print exposure - which will make select parts of the image darker
Parallax
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
8 bits

28. What kind of lighting pattern is useful to widen a subject?
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
1/250th
Broad lighting
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.

29. The amount of motion blur in an image will increase if you do what?
A new layer
lengthen (or slow) the shutter speed
Aperture-priority
Fair Use

30. What is the term used to describe data contained in a digital image?
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.
A new layer
Infinity
Metadata

31. A magic wand tool is used for what?
Selecting portions of the image based on color
3200 Kelvin
Fisheye
3:1 or 4:1

32. What two controls adjust the amount of light that reaches the sensor?
Creates deep shadows in eye pockets - under nose - and chin.
Aperture and shutter
Depth of field
1 or 2

33. How much resolution do you need for: Internet? Newspaper? Photographic print? Glossy magazine?
Internet = 72 dpi; Newspaper = 150 dpi; Photographic print = 240-300 dpi; Gloss magazine = 400 dpi
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.
Red - Yellow - Green - Cyan - Blue - Magenta
Yellow

34. In the 20th century - black & white photographers used the Zone system to tame excessive contrast. Now - digital photographers use what?
Flattens out the volume of the subject and minimizes textures
3:1 or 4:1
High Dynamic Range
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.

35. Blue is opposite what color on the color wheel?
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.
Incident light meter
Yellow
The impression human vision gives

36. A normal (or standard) focal length lens approximates what?
In the middle
International Organization for Standardization
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 impression human vision gives

37. A histogram with peaks on either end of the histogram and a deep valley in between represents what?
The amount of information contained in each pixel
A high contrast image
Lasso tool
Selecting portions of the image based on color

38. What kind of meter is built in to most cameras?
Blue & Green
Add yellow
Reflected light meter
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

39. Aperture controls what?
The brightness of the light that reaches the sensor
8 bits
Direct sun at 11 -000 Kelvin
The diagonal measurement of the sensor.

40. What is the term used to describe human's change in perception of a color under different light sources?
Selectively blocking light during print exposure to lighten the area
Red - Yellow - Green - Cyan - Blue - Magenta
a sensor (or film's) sensitivity to light
Metamerism

41. What is the optical resolution on a scanner defined as?
Use and adjustment layer
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
Luminance is light reflected from the subject (measured by a reflected-light meter) - while Illuminance is light falling on a subject (as measured with an incident light meter)
Hue - Luminance - Saturation

42. Maximum depth of field at a given aperture is achieved by focusing at what?
Total number of pixels
Black (0)
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.
RAID system

43. What determines what will be a 'normal' focal length lens on a particular camera?
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.
Memory card / flash card / compact flash card
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)

44. What are luminance and illuminance?
bend toward each other and converge at the focal point.
Luminance is light reflected from the subject (measured by a reflected-light meter) - while Illuminance is light falling on a subject (as measured with an incident light meter)
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.
Follow focus

45. What is a flag?
Total number of pixels
Aperture
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
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast

46. The relative aperture is equal to the lens focal length divided by what?
Add blue
All colors
White (255)
aperture diameter

47. The quantity of light that reaches your sensor is controlled by what?
Shutter-Priority
Lower
Glossy paper
Shutter speed & aperture

48. 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?
Shutter-priority
Because you can move in close to the subject
Selecting portions of the image based on color
1) Use a shorter focal length; 2) Move farther away from the subject

49. The term to describe the combination of aperture and shutter speed that can be changed by moving them in opposite directions.
Reciprocal relationship
Snoot
Fair Use
Two (f/8 > f/11 > f/16)

50. What is an element and where is it found?
Selectively blocking light during print exposure to lighten the area
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor