What type of zoom crops the image and enlarges the cropped image to fill the frame of the camera?
What opens between the lens and the film to create the photograph?
A shutter
The magnification of a lens is also known as which of the following?
Focal length
Aperture is controlled by what in the camera?
Iris diaphragm
Which popular file format loses some of the information from the image?
JPEG
How do point and shoot cameras differ from SLR cameras?
Point and shoot cameras are compact, easy-to-use cameras with fixed lenses and automated settings, ideal for casual photography. On the other hand, SLR (Single-Lens Reflex) cameras offer interchangeable lenses, manual control, and superior image quality, catering to more serious photographers who require flexibility and precision.
What is the equivalent of film speed in digital cameras?
Sensitivity
Film is sensitive to which of the following?
Light
Generally, each pixel in an image creates 25 bytes of data.
False
An iris diaphragm is a set of overlapping metal plates that expand out to allow more light or fold in on each other to reduce the amount of light.
True
Aperture is the length of time that light is let into the camera to expose the film.
False
In a pinhole camera, the image seen in the camera will be inverted.
True
Digital zoom tends to have no effect on the quality of the image.
False
The white balance of an image can be affected by the particular lighting at the photograph site.
True
RAW files can be compressed without losing information.
True
