Understanding Exposure, Chapter 2: Aperture
This is a quiz for Chapter 2 of Bryan Peterson's book "Understanding Exposure".
- 1.When you change the aperture setting on your camera, what are you actually changing?
- A.
How large of an opening the curtain makes on the camera
- B.
How large of an opening the blades in the lens make
- C.
The focus of the lens
- D.
How fast light is recorded on your digital sensor or film
- 2.When you shoot using the lowest number possible for your aperture, what is it called?
- A.
Shooting "slow"
- B.
Shooting "low"
- C.
Shooting "wide open"
- D.
Shooting "small"
- 3.What is "depth of field"?
- A.
Equal to your focal length
- B.
The total distance from near to far that you are capturing in your photo
- C.
How much of your photo from near to far is in sharp focus
- D.
The measure of your foreground vs background as expressed by FG:BG
- 4.What determines your depth of field?
- A.
Your aperture alone
- B.
Aperture, focal length, and shutter speed
- C.
Your aperture and the total distance between you and the subject you are focused on
- D.
Your aperture, focal length, and the distance from your camera to the subject you are focusing on
- 5.Which aperture will give you more light?
- A.
F/4
- B.
F/16
- 6.Which aperture is more likely to give you a smoothly blurred background?
- A.
F/4
- B.
F/16
- 7.Which aperture will allow you to use a faster shutter speed?
- A.
F/4
- B.
F/16
- 8.You have a shot lined up and you want everything in focus from your shoes in the sand in the foreground to the sailboat way off in the distance. You focus a third of the way into the frame, and set the aperture to f/20, but when you look through the viewfinder the sailboat looks blurry. Why?
- A.
Your aperture should be smaller, like f/4
- B.
You should focus on the sailboat in the distance
- C.
You should focus at infinity
- D.
The viewfinder doesn't reflect your aperture settings, just take the photo and the sailboat will be sharp in the image
- 9.You're shooting a photo at f/11 and you decide to press the depth of field preview button to see what happens. The viewfinder goes dark, although your depth of field looks ok. What should you do?
- A.
Expose for -1 to make the image brighter
- B.
Expose for +1 to make the image brighter
- C.
Increase the ISO or use f/4 instead
- D.
Increase the ISO or use f/16 instead
- E.
Do nothing, the image won't come out dark
- 10.If you have a scene where everything is at the same focus distance (like a person standing against a brick wall), what aperture is recommended?
- A.
The smallest number possible like f/2
- B.
F/8-f/11
- C.
F/22 or higher
- D.
The aperture wouldn't matter because there's no depth of field to worry about
- 11.Will f/4 give you the same depth of field in macro photography as it does in portraits?
- A.
No, it'll be more shallow
- B.
No, it'll be deeper
- C.
Yes
- D.
It's a trick question, small-numbered apertures like f/4 are not available when you focus close
- 12.Bright points of light in your scene are coming out as hexagons in your photo, you'd rather they come out as perfect circles. What should you do?
- A.
Use the lowest-numbered aperture possible (like f/2.8)
- B.
Use the highest-numbered aperture possible (like f/22)
- C.
Use f/8-f/11
- D.
The hexagons are a result of your lens blade shape, there's nothing you can do
- 13.What aperture should you choose when you are really concerned about the sharpness of your subject.
- A.
The lowest-numbered aperture possible, like f/2.8
- B.
The highest-numbered aperture possible, like f/22
- C.
F/8-f/11
- D.
The quality of your lens determines sharpness, your aperture has nothing to do with it
- 14.What determines the apertures that are available to you?
- A.
Your lens
- B.
Your lens and the lighting conditions
- C.
Your camera
- D.
Your camera and the lighting conditions
- 15.A 50mm f/1.8 lens is considered "fast" -why is the term "fast" used to describe this lens?
- A.
It focuses fast
- B.
Low-numbered apertures capture moving subjects well
- C.
Using small-numbered apertures results in faster shutter speeds
- D.
The len's blades will open and close very quickly because it's a "prime" (not a "zoom" lens)
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