Which of the following commands show remote SSH, FTP & telnet sessions for a particular day?

Hundreds of people log in to a server from remote locations per day.

Which of the following commands show remote SSH, FTP & telnet sessions for a particular day?
A . cat /var/log/messages | grep "’date "+%b %e"’" | egrep ‘(telnet|ssh|ftp)’
B . cat /var/log/messages | egrep ‘(telnet|ssh|ftp)’
C . cat /var/log/messages | grep "`date "+%b %e"`" | grep -E ‘(telnet|ssh|ftp)’
D . cat /var/log/messages | date | egrep ‘(telnet|ssh|ftp)’
E . cat /var/log/messages > grep "’date "+%b %e"’" > egrep ‘(telnetsshftp)’

View Answer

Answer: AC