Help me thank you! A operating system allows a user to perform only one task at a time.
A operating system generates output within specific time duration.

What is outfitting a workplace with video in a technology

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.

Explain how email technologies enable the exchange of messages between users. find out the typical parts of an email address and explain each part.