When shooting a long (30 min) exposure at night without any ambient light in the sky you can expect...

what shutter speed is more likely going to allow your breathing movements to alter the outcome of a photo?

Which lens would likely provide the greatest barrel distortion?

What does the term "white balance" mean ?

Of the following focal lengths, which lens will create the greatest compression?

What is another name for a mirror lens?

Approximately how much time was required to properly expose a photo with the Daguerreotype process?

What color temperature are household tungsten bulbs?

Which two brothers introduced the first viable colour process in 1907?

What does EXIF stand for, when referring to digital image data?

True or False: A red filter will soften clouds and lighten skies when using B&W film.