This is in Unix

THE 'vi' EDITOR Problem 6 (10 points): Answer the following questions on the 'vi' editor and it's usage. Search the internet to locate some of the history of 'vi' and other common UNIX editors. a) The 'vi' editor is described as a b) The 'vi' editor is similar to the c) The 'vi' editor was originally named by its creator Bill Joy d) The vi' editor supports using editing commands from the original UNIX text editor(search for vi editor on the internet for the history of UNIX editors) e) To scroll down one half of a screen while in the 'vi' editor you enter the key sequence _editor text editor _