To focus light onto the film or sensor

To control the amount of light entering the camera

To create a sharp image

To magnify the subject

A larger aperture results in a shallower depth of field

A smaller aperture results in a shallower depth of field

Aperture has no effect on depth of field

Depth of field is not affected by aperture

To allow the photographer to compose the image

To control the amount of light entering the camera

To focus the lens

To display the image after it has been taken

Shutter speed controls the amount of light entering the camera, while aperture controls the depth of field

Shutter speed controls the depth of field, while aperture controls the amount of light entering the camera

Shutter speed and aperture both control the amount of light entering the camera

Shutter speed and aperture both control the depth of field

To stabilize the camera and prevent camera shake

To allow the photographer to shoot at a higher shutter speed

To allow the photographer to shoot at a lower shutter speed

To allow the photographer to shoot in low-light conditions

A prime lens has a fixed focal length, while a zoom lens has a variable focal length

A prime lens has a variable focal length, while a zoom lens has a fixed focal length

Prime lenses and zoom lenses both have fixed focal lengths

Prime lenses and zoom lenses both have variable focal lengths

To provide additional light in low-light conditions

To reduce the amount of light entering the camera

To create a more dramatic image

To freeze motion

A wide-angle lens has a short focal length, while a telephoto lens has a long focal length

A wide-angle lens has a long focal length, while a telephoto lens has a short focal length

Wide-angle lenses and telephoto lenses both have short focal lengths

Wide-angle lenses and telephoto lenses both have long focal lengths

To show the distribution of tones in an image

To show the amount of light entering the camera

To show the depth of field in an image

To show the shutter speed of an image

A JPEG image is a compressed image file, while a RAW image file is an uncompressed image file

A JPEG image is an uncompressed image file, while a RAW image file is a compressed image file

JPEG and RAW image files are both compressed image files

JPEG and RAW image files are both uncompressed image files

To adjust the color temperature of the image

To adjust the brightness of the image

To adjust the contrast of the image

To adjust the saturation of the image

A macro lens has a shorter focal length than a standard lens

A macro lens has a longer focal length than a standard lens

Macro lenses and standard lenses both have the same focal length

Macro lenses and standard lenses both have variable focal lengths

To reduce the amount of light entering the camera

To increase the amount of light entering the camera

To change the color temperature of the image

To adjust the white balance of the image

A fisheye lens has a curved field of view, while a rectilinear lens has a straight field of view

A fisheye lens has a straight field of view, while a rectilinear lens has a curved field of view

Fisheye lenses and rectilinear lenses both have curved fields of view

Fisheye lenses and rectilinear lenses both have straight fields of view

To reduce glare and reflections

To increase glare and reflections

To change the color temperature of the image

To adjust the white balance of the image