Test on Modules 10

1.

A wide-angle lens _____

has a longer focal length than a telephoto lens

has a narrow angle of view

compresses distance and speed

All of the above are true.

None of the above is true.

2.

Auto-focus lenses generally have the problem of _____

requiring the area you want to focus on to be in the center of the frame

reliably focusing on solid areas without detail

trying to accurately focus through glass

being fooled by reflections

All of the above are correct.

None of the answers is correct.

3.

The range of distance in sharp focus along the path of the lens is _____

depth of focus

focal length

back focus

angle of view

depth of field

4.

If a lens has a minimum focal length of 10mm and a 12:1 zoom ratio, the maximum focal length of this zoom lens would be _____

100mm

120mm

210mm

1,200mm

2,100mm

5.

Which of the following f-stop settings would transmit the most amount of light to the camera's target?

f/1.4

f/2.0

f/22

f/11

f/32

6.

Which of the following focal lengths would appear to do the most to compress or reduce the apparent distances between objects along the path of the lens?

120mm

100mm

10mm

50mm

5mm

7.

A lens extender _____

reduces the focal length of a lens

speeds up the lens

increases the focal length of the lens

gives you a wider angle of view

none of the above is true

8.

With human subjects the best (and easiest) place to focus a lens is _____

on the reflection in the subject's eyes

slightly in front of the subject

slightly behind the subject

on the tip of the nose

9.

The f-stop designation, especially among professionals, is being replaced by _____

non-adjustable f-stops

T-stops

servo zooms

shutter speeds

None of the answers is correct.

10.

If you cannot use a tripod with a camcorder and must hand-hold the unit, it would be best to stick with which zoom setting?

zoomed all the way in (maximum focal length)

set at the mid-point in the zoom range

set at the widest angle (minimum focal length)

11.

Which lens focal length would give you the widest angle of view?

2,000mm

50mm

250mm

5mm

12.

Which f-stop would appear to offer the least depth of field?

f/22

f/2.8

f/1.4

f/5.6

f/11

13.

The macro lens setting is used for _____

wide-angle shots

telescopes

extreme close-ups

super telephoto shots

14.

At normal distances, depth of field _____

extends equally in front of and behind the object focused on

depth of field does not apply in normal subject-to-camera distances

depends on the speed of the lens

extends about one-third of the way in front of and two-thirds of the way behind the object focused on

extends primarily in front of the object focused on

15.

Prime lenses are _____

lenses of a fixed focal length

used by non-professionals

only used on still cameras and amateur equipment

preferred by some video and film professionals

Two of the above answers are correct.

None of the answers is correct.

16.

In the famous film, The Graduate, the director wanted the audience to feel what the main character was feeling--that as he was running toward the camera and church that he was hardly moving. Which of the following lenses would be best to convey that feeling?

5mm

500mm

10mm

50mm

100mm

17.

By intentionally using a limited depth of field to force views to look at a particular area of a static scene you are using the technique of _____

follow focus

rack focus

intermediate focus

selective focus

incongruent focus

18.

The angle of view of a zoom lens _____

varies with the speed of the lens

varies with the effective focal length

varies with the f-stop used

never varies

None of the above is true.

Test on Modules 10 - 12