Katrina needs to send her database to colleagues, but she does not want them to access anything except the switchboard that she created. How should she set up her database?
O Send a back-end database via email.
O Restrict the database with a password.
O Restrict the form with password protection.
O Set the start-up options to open the switchboard.

In mathematics and computer science, a set is a collection in which order does not matter and there are no duplicates. in this problem, we are going to to define a class which wil allow us to create an object to represent a set of integers. you will write a program set.java to define the class set. each instance of the class set will be an object representing a set of integers.

Who can provide you with a new password when you have forgotten your old one? your provide you with a new password in case you forget your old one.

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.