Photography for Dummies Quiz 4
How does a digital camera work? Pick all the answers that apply
Light passes through the Aperture in the lens
Light reflects on the insides of the lens
Light is refracted at the front of the lens
A mechanism called a shutter opens up to expose the sensor to light
Light goes straight to the sensor since there is no shutter
The sensor is digital and absorbs light
The sensor also captures and stores the photo
The sensor reflects the light onto another part of the camera
All of the above
What are the disadvantages associated with aperture?
Creates grain or digital noise in the image
Creates unwanted motion blur
Creates inaccurate colors in the image
Causes the camera to get hot
None, there are no disadvantages
What is the depth of field?
The area in the image that is blurry
The background of the image
The foreground of the image
The area that is in focus in an image
Depth of field was not covered
How does a large aperture affect the depth of field? Pick all that apply
A large aperture results in a narrow depth of field
A large aperture results in a shallow depth of field
A large aperture results in a small depth of field
A large aperture results in a deep depth of field
What is bokeh?
A type of food
A type of camera lens
A word used to describe the defocussing effect in a image
The size of the depth of field
The foreground
Suppose you want to take a photo with a deep depth of field, what aperture do you use?
A large aperture
A small aperture
More information required
It doesn't matter, depth of field is always deep
Aperture is a function of...
The camera that is being used
The light entering the camera
The shutter speed
The ISO
The lens being used
The size of the sensor
An f/2 lens has an aperture that is........than an f/8 lens
Smaller
Larger
Equal in size, but different area
Equal in size, but different length
More information required
What is the difference between the f-number and f-stop?
F-number is the size of the aperture
F-stop is the size of the lens
Nothing
F-stop measures the amount of light
F-number is related to the sensor size
None of the above
What does it mean when someone says they have a "fast" lens?
They have a lens that is very heavy
They have a lens that is electronic
They have a lens with a wide aperture
They have a lens with a small aperture
None of the above
A large f-number corresponds to a... aperture
Large
Small
F-numbers & aperture are not related
More information required
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