Questions:

1. Which file contains the system hostname in Linux?

/etc/hostname
/etc/hosts
/etc/resolv.conf
/etc/sysconfig/network

2. Which command is used to archive files and directories in Linux?

tar
compress
zip
pack

3. Which command is used to create a symbolic link in Linux?

ln
link
sl
symlink

4. What does the command "ps aux" do in Linux?

Prints the current date and time
Lists all active users
Displays information about running processes
Changes the user password

5. How can you enable and configure 'sudo' access for a specific user in Linux?

Use the 'useradd' command to add the user to the 'sudo' group.
Edit the '/etc/sudoers' file using the 'sudo visudo' command and add an entry for the user.
Run the 'sudoconfig' utility and provide the user's credentials.
Use the 'chmod' command to grant the user root permissions.