CompTIA LX0-102 Question Answer

Which of the following programs uses the hosts.allow file to perform its main task of checking for access control restrictions to system services?

A. tcpd
B. inetd
C. fingerd
D. mountd
E. xinetd

Answer: A


In the following command and its output, echo $$ 12942 which of the following is 12942?

A. The process ID of the echo command.
B. The process ID of the current shell.
C. The process ID of the last command executed.
D. The process ID of the last backgrounded command.

Answer: B