List the steps for how to authenticate a user using their username and password from the point the user sends the data to the point the server responds. (High level; no need to write code or SQL queries)

Why were most movies from the late 1890s until the early 1930s only filmed in black and white? there were only a few people who could afford the technology to produce color motion pictures back then. audiences did not want color motion pictures until later. the film used to make color motion pictures often overheated, which was a safety hazard, so it was generally not allowed. color films had to be hand-colored, frame by frame.

How would you categorize the software that runs on mobile devices? break down these apps into at least three basic categories and give an example of each.

Spoons are designed to be used for: spring hammering. applying body filler. identifying high and low spots. sanding highly formed areas.