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 kind of lighting pattern places the key light directly in front of and higher than the face?
Click with the neutral-point dropper on the selected color
Metadata
1 1/3 stops
Butterfly lighting

2. Using this kind of automatic exposure setting on the camera - you set the shutter speed and the camera sets the aperture.
Shutter-Priority
More of the background and foreground are sharp.
No
Very wide at about 180 degrees

3. A histogram shows what in an image?
5000K
The brightness of all the pixels in an image
The sensor's sensitivity to light
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.

4. The histogram of a properly exposed grey card will show a vertical bar where on the histogram?
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
In the middle
The impression human vision gives
To send accurate color requirements to a printer.

5. Most lenses are sharpest closed down to how many stops from the widest?
The impression human vision gives
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.
8 bits
1 or 2

6. The amount of motion blur in an image will increase if you do what?
Flat lighting
lengthen (or slow) the shutter speed
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
The brightness of all the pixels in an image

7. According to the Inverse Square Law - at a distance of 10 feet from a flash - the area illuminated receives how much more/less light than the area illuminated at 20 feet from the flash?
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)
The brightness of all the pixels in an image
All colors
four times more

8. What determines what will be a 'normal' focal length lens on a particular camera?
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
Maybe as little as 0.5 degrees or 1 degree
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)

9. A lens with a very wide angle of view and produces barrel distortion is what kind of lens?
1) Use a shorter focal length; 2) Move farther away from the subject
White (255)
Fisheye
Fair Use

10. What is the best color profile for web images?
The number of pixels per unit of length in a image
sRGB
Shutter speed & aperture
1920 pixels by 2400 pixels (4.6 million pixels)

11. Bit depth refers to what?
The amount of information contained in each pixel
Metamerism
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)
1) Use a shorter focal length; 2) Move farther away from the subject

12. What kind of lighting pattern is best for average oval faces and round faces you want to slim?
lens-to-subject distance
Short lighting.
Infrared
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.

13. What does ISO stand for?
Absorbs equal quantities of all wavelengths of light. It allows you to use wider apertures or slower shutter speeds without changing color balance.
International Organization for Standardization
Metamerism
Small light source at an angle to the subject

14. What does "photomacrograph" or "macrophotograph" mean?
sensor
ISO
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically

15. 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?
Dynamic range
Use positive exposure compensation (overexposure). A reflected meter reading will attempt to make the scene 18% gray - employ overexposure to adjust.
A change in illumination
Yellow

16. According to the rule of thirds - where should the important parts of an image fall?
dynamic range (not to be confused with gamut)
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically
A raster image
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.

17. Aperture controls what?
8 bits
Metadata fields that hold info on photographer - subject - and use.
The brightness of the light that reaches the sensor
1/250th

18. What kind of meter is built in to most cameras?
Creates deep shadows in eye pockets - under nose - and chin.
Reflected light meter
Maybe as little as 0.5 degrees or 1 degree
Selectively increasing print exposure - which will make select parts of the image darker

19. The greatest tonal range from black to white is achievable on what kind of paper?
Glossy paper
Blue
White (255)
Actual Pixel view

20. 8 bits per pixel gives you how many colors?
256
The difference between light and dark.
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.

21. The relative aperture is equal to the lens focal length divided by what?
A simple lens with two curved sides or one curved and one flat side; found in a compound lens.
aperture diameter
flat - low contrast light
White (255)

22. To minimize facial wrinkles - this type of lighting is best.
Front lighting
All colors
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
Zoom lens

23. What light source has the highest color temperature?
Aperture and shutter
Blue & Green
Direct sun at 11 -000 Kelvin
It increases

24. If an image is too magenta - what color adjustment should be made in Photoshop to correct it?
Add green
ISO
Flat lighting
One stop less

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

26. As the aperture becomes smaller - what happens to the depth of field?
Keeps a moving subject sharp while blurring the background
The sensor's sensitivity to light
The distance between the lens rear nodal point and the focal plane when the lens is focused at infinity.
It increases

27. A color image with smooth gradiations requires at least what bit depth?
Use and adjustment layer
24 bits per pixel (8 per color) - which gives 16 -777 -216 colors
Snoot
Black. Subtractive primaries are Magenta - Yellow - Cyan

28. What is the term used to describe human's change in perception of a color under different light sources?
Metamerism
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.
hue/saturation adjustment layer
Close-ups that are life-size or larger. Images through microscopes are "photomicrographs."

29. Most modern lenses are based on this kind of lens.
High Dynamic Range
9
Convex
Small light source at an angle to the subject

30. What kind of film can help reduce haze in a landscape?
One stop less
The impression human vision gives
Infrared
A high contrast image

31. An image made of pixels is sometimes called what?
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.
Broad lighting
A raster image
Sensor size - the larger the sensor size - the longer the focal length of a normal lens. (Corresponds to a diagonal line across the frame)

32. What is interpolated resolution?
To send accurate color requirements to a printer.
lengthen (or slow) the shutter speed
emphasizes textures
On a scanner; it guesses what the pixels look like in between the ones the scanner can actually measure.

33. Tungsten is approximately what color temperature?
Click with the neutral-point dropper on the selected color
Soft proofing
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.
3200 Kelvin

34. What is the general rule of thumb for the measurement of a 'normal' lens?
1 or 2
The diagonal measurement of the sensor.
Keeps a moving subject sharp while blurring the background
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor

35. What is the optical resolution on a scanner defined as?
Contrast
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 number of pixels per unit of length in a image
The pixels per inch a scanner is capable of capturing often described as two numbers (i.e. 1200x2400)

36. 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?
Metamerism
Yellow
The diaphragm - the mechanism that controls aperture.
1 1/3 stops

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

38. How can you change the brightness of the background when using flash?
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.
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.
Aperture
Snoot

39. The area of acceptable sharpness in an image is called what?
No change. The EXPOSURE doesn't change or it would also change the background as well. Move the lights to adjust.
Depth of field
Parallax
Small light source at an angle to the subject

40. What is the term used to describe a sensor's sensitivity to light?
stopped down
ISO
Blue & Green
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.

41. What are the three main factors that affect depth of field?
1 1/3 stops
sRGB
Aperture - focal length - and distance to the subject
In the middle

42. Resolution refers to what?
Through the Lens. A camera that can automatically control flash exposure using sensors inside the camera.
Add yellow
The number of pixels per unit of length in a image
lens-to-subject distance

43. This stores electronic images captured in a digital camera until they can be transferred to a computer.
Reflected light meter
Memory card / flash card / compact flash card
1) Use a shorter focal length; 2) Move farther away from the subject
Metamerism

44. This kind of meter is preferred by photographers working in a studio situation where lighting conditions can be altered.
Snoot
The sensor that converts the image from analog to digital (1's and 0's) CCD=charge coupled device; CMOS=complementary metal-oxide semiconductor
Aperture-priority
Incident light meter

45. What would you use an ICC profile for?
To send accurate color requirements to a printer.
Hue - Luminance - Saturation
Follow focus
5000K

46. What does side lighting emphasize?
International Organization for Standardization
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.
emphasizes textures
Click with the neutral-point dropper on the selected color

47. 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?
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.
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)
Use negative exposure compensation (underexpose). The meter will attempt to make the dark scene 18% grey - underexpose to bring it back to dark.

48. Digital cameras use what set of primary colors?
hue/saturation adjustment layer
To strike the side of the face away from the camera.
Along the lines of an imaginary grid at intersecting points that divide the image into thirds horizontally and vertically
Additive (R - G - B)

49. As the aperture is stopped down - what happens to sharpness?
Dynamic range
Half as much light
More of the background and foreground are sharp.
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.

50. Instead of permanently altering your image when adjusting for color and value - what should you do?
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
Add magenta
Use and adjustment layer
Butterfly lighting