Under the bash shell which is the most appropriate place to set environment variables that apply to all users?
/etc/skel
rc.sysinit
/etc/profile
/etc/bashrc
rc.local
Which of the following statements applies to the IP address 192.168.0.1?
It is reserved.
It cannot be assigned to a host that accesses the Internet.
It is designated for multicast transmission.
It can be freely assigned to a host on a private network
On Linux systems, how can root logins be restricted?
With the /etc/default/login file
With the /etc/default/useradd file
With the .profile file
With the /etc/securetty file
What is the name of the file that contains encrypted hashes of passwords on a Linux system?
/etc/shadow
/etc/.passwd
/etc/passwd
/.secure/.htaccess
TESTED 29 Mar 2024