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 data contained in a digital image?
Soft proofing
Similar to a normal lens at about 30 degrees
Metadata
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor

2. Printers use how many bits per channel of information when printing?
Total number of pixels
Aperture and shutter
8 bits
Hue - Luminance - Saturation

3. What kind of meter is built in to most cameras?
Reflected light meter
Red - Yellow - Green - Cyan - Blue - Magenta
No
Keeps a moving subject sharp while blurring the background

4. What is focal length - technically?
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
a sensor (or film's) sensitivity to light
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
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.

5. In short lighting - where is the main light placed?
High Dynamic Range
Add green
To strike the side of the face away from the camera.
JPEG

6. A tonal correction cannot be accomplished by using a...
hue/saturation adjustment layer
Blue & Green
A high contrast image
A new layer

7. What does a neutral density filter do?
Snoot
In the middle
All colors
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.

8. How is brightness and contrast best controlled in Photoshop?
The number of pixels per unit of length in a image
The brightness of the light that reaches the sensor
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
Levels adjustment

9. What does the term "stop" mean?
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
Yellow
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 change in illumination

10. A lens with a very wide angle of view and produces barrel distortion is what kind of lens?
Fisheye
Glossy paper
White (255)
The entire range of colors that can be seen - reproduced - or captured. Our eyes have a greater gamut than a print or monitor.

11. What kind of light will be produced when using a large white umbrella close to a subject?
flat - low contrast light
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
1) Use a longer lens; 2) Move closer to the subject
(X times Y = exposure) Intensity (aperture) x Time (shutter)

12. In a curves adjustment layer - what does the shape of the curve indicate?
A high contrast image
Metamerism
Contrast
stopped down

13. What is a flag?
Blue
Fisheye
A RAW file that has been altered
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

14. A technique used to maintain sharp focus on a subject that is moving toward you is called what?
Flattens out the volume of the subject and minimizes textures
Broad lighting
Follow focus
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)

15. All objects beyond the closest distance in focus will be sharp when this appears within the DOF scale.
JPEG
Aperture and shutter
bend toward each other and converge at the focal point.
Infinity

16. What is an element and where is it found?
Magenta
Convex
Flattens out the volume of the subject and minimizes textures
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.

17. Most inkjet printers intended for photographic printing include light and dark inks of all of the colors except for one. Which color ink is usually available only in one density?
bend toward each other and converge at the focal point.
Yellow
flat - low contrast light
3200 Kelvin

18. The rule of thirds necessitates that the composition be divided into a grid of now many equal rectangles or squares?
Memory card / flash card / compact flash card
Reciprocal relationship
9
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.

19. When the additive primaries are mixed together equally - what is created?
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
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.
White (additive primaries are Red - Green Blue)
Add blue

20. What is interpolated resolution?
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.
A high contrast image
Broad lighting
Contrast

21. What are luminance and illuminance?
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)
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
flat - low contrast light
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.

22. Tungsten is approximately what color temperature?
Lasso tool
3200 Kelvin
Creates deep shadows in eye pockets - under nose - and chin.
(X times Y = exposure) Intensity (aperture) x Time (shutter)

23. What is the term used to describe a sensor's sensitivity to light?
Additive (R - G - B)
The amount of information contained in each pixel
The impression human vision gives
ISO

24. An SLR camera uses what to allow you to see exactly what you'll photograph?
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.
Front lighting
A mirror and pentaprism
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.

25. When buying a lens hood - you should get it in what size relative to the lens?

26. Why does a short lens create wide-angle distortion?
Because you can move in close to the subject
The brightness of all the pixels in an image
Click with the neutral-point dropper on the selected color
Add red

27. What are the effects of top lighting?
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
Use and adjustment layer
Add cyan
Creates deep shadows in eye pockets - under nose - and chin.

28. An image made of pixels is sometimes called what?
Variations command
Additive (R - G - B)
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.
A raster image

29. What are quad- and hex- tone printing?
Short lighting.
Inkjet black & white printing where color cartridges are replaced with shades of gray - resulting in smooth tones and slight color cast
Lasso tool
8 stops

30. This type of backup system is fault-tolerant because it creates redundant data.
Lower
Aperture - focal length - and distance to the subject
RAID system
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor

31. 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
Half as much light
One stop
Yellow

32. The area of acceptable sharpness in an image is called what?
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
1) Use a shorter focal length; 2) Move farther away from the subject
Short lighting.
Depth of field

33. Maximum depth of field at a given aperture is achieved by focusing at what?
Shutter-Priority
emphasizes textures
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
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.

34. What angle of view does an incident meter read?
Add magenta
Glossy paper
Very wide at about 180 degrees
Use and adjustment layer

35. What kind of lighting pattern places the key light directly in front of and higher than the face?
The difference between light and dark.
The diagonal measurement of the sensor.
The diaphragm - the mechanism that controls aperture.
Butterfly lighting

36. The useable exposure range of a sensor - or the range of subject brightness is called what?
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
In the middle
Glossy paper
dynamic range (not to be confused with gamut)

37. A histogram with peaks on either end of the histogram and a deep valley in between represents what?
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
A high contrast image
Zoom lens
Actual Pixel view

38. Most modern lenses are based on this kind of lens.
The brightness of all the pixels in an image
256
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
Convex

39. What do the bars on the left of a histogram represent?
RAID system
Selecting portions of the image based on color
Aperture - focal length - and distance to the subject
Black (0)

40. As the aperture is stopped down - what happens to sharpness?
Convex
factor of 2 = 1 stop compensation. (Each time a factor doubles - it's one additional stop)
More of the background and foreground are sharp.
It increases

41. Printers use what set of colors?
Reciprocal relationship
Memory card / flash card / compact flash card
Creates deep shadows in eye pockets - under nose - and chin.
Subtractive primaries (plus black)

42. 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?
8 bits
four times more
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
One stop

43. This kind of lens has a variable focal length.
Zoom lens
1 1/3 stops
Bit
Blue

44. What is the general rule of thumb for the measurement of a 'normal' lens?
Hue - Luminance - Saturation
1/250th
The diagonal measurement of the sensor.
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)

45. What is the name of the issue that prevents you from seeing exactly what the lens sees when using a rangefinder camera?
8 bits
Short lighting
Parallax
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.

46. What Photoshop tool allows you to select an area of any size or shape by drawing freehand?
Lasso tool
Depth of field
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
Two (f/8 > f/11 > f/16)

47. If an image is too yellow - what color adjustment should be made in Photoshop to correct it?
Add blue
Levels adjustment
Levels adjustment
The brightness of all the pixels in an image

48. What angle of view does a reflected light meter read?
Levels adjustment
5 -000 Kelvin
Shutter-Priority
Similar to a normal lens at about 30 degrees

49. What is a derivative file?
The impression human vision gives
Add cyan
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
A RAW file that has been altered

50. A color image with smooth gradiations requires at least what bit depth?
90 degrees. If using to eliminate reflections - it should be used at 35 degrees.
Shutter-priority
High Dynamic Range
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors