What is illustrated in the cells to the right of the fourth quarter column?

Which one of the following would administrators use to connect to a remote server securely for administration? a. telnetb. secure file transfer protocol (sftp)c. secure copy (scp)d. secure shell (ssh)

What operating system is a smartphone most likely to use? 1.bsd 2.mac os x 3.symbian 4.linux

Who is the first president to use social media as part of his campaign strategy