6.
What does the "f" stand for in an f/number?
a.
Focus
b.
Factor number
c.
Focal width
d.
Focal point
e.
Focal length
7.
When changing from a small f/number to a larger one, what happens to
the amount of light passing through the lens?
a.
The amount decreases
b.
The amount increases
c.
There is no change
d.
The change is minimal
8.
When changing a lens' opening from f/32 to f/4,
how
much
of
an
increase or decrease in brightness does this represent?
a.
Increases
64
times
b.
Increases
5
times
c.
Decreases
64
times
d.
Decreases
5
times
e.
Increases
10
times
9.
A four-stop change in a lens aperture changes the light by how much?
a.
4
times
b.
8
times
c.
16
times
d.
20
times
e.
32
times
10. (True or false) It is possible to change the aperture settings on a
lens by amounts less than full stops?
a.
True
b.
False
11. (True or false) It is possible to change shutter speeds by less than
the amounts marked on the control dial?
a.
True
b.
False
12. What are the two basic types of camera shutters currently in use in
most common cameras?
a.
Optical and physical
b.
Leaf and blade
c.
Leaf and focal plane
d.
Waterhouse and focal plane
e.
Optical and mechanical
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