What is the name of the file whose global read bit would control the ability of normal users to get useful information from the who and w commands?

(Provide full name and path)

The _______ command prints a list of email that is currently in the queue waiting for delivery.

Which file contains a list of services and hosts that will be denied by a TCP Wrapper such as tcpd?

The ____________ command is used to send ICMP ECHO_REQUEST packets to other hosts over the network

You can run the ________ command to see active network and UNIX domain socket connection.

You are logged in as root. How to check user brown’s group?

For the last command to work, what file must exist?

You need to sync your hardware clock, which is on GMT, with your system clock, which you just updated with NTP.

To do this, complete the following command: _________ -u –systohc

What word is missing from the following SQL statement?

select count(*) _________ tablename;

What command can be used to generate log entries of any facility and priority?

(supply just the command name without a path)