Which function key is used to start Safe Mode in Windows NT?

A. F10

B. F8

C. F6

D. Windows NT does not support Safe Mode

What is a purpose of an SSH host key?

A. It must be sent by any SSH client in addition to a user key in order to identify the client's host.

B. It provides the server's identity information to connecting SSH clients.

C. It is the root key by which all user SSH keys must be signed.

D. It authenticates any user that logs into a remote machine from the key's host.

E. It is used by system services like cron, syslog or a backup job to automatically connect to remote hosts.

What is true about the ntpdate command?

A. It is the primary management command for the NTP time server.

B. It updates the local system's date (i.e. day, month and year) but not the time (i.e. hours, minutes, seconds).

C. It queries one or more NTP time servers and adjusts the system time accordingly.

D. It sends the local system time to one or many remote NTP time servers for redistribution.

E. It can be used by any user to set the user clock independently of the system clock.

In an xinetd configuration file, which attribute specifies the network address that will be used to provide the service?

A. bind, interface

Which of the following files, located in the user home directory, is used to store the Bash history?

A. .bash_history

B. .bash_histfile

C. .history

D. .bashrc_history

E. .history_bash

To prevent a specific user from scheduling tasks with at, what should the administrator do?

A. Add the specific user to /etc/at.allow file.

B. Add the specific user to [deny] section in the /etc/atd.conf file.

C. Add the specific user to /etc/at.deny file.

D. Add the specific user to nojobs group.

E. Run the following: atd --deny [user].

When trying to unmount a device it is reported as being busy. Which of the following commands could be used to determine which process is causing this?

A. debug

B. lsof

C. nessus

D. strace

E. traceroute

The script, script.sh, consists of the following lines:

#!/bin/bash

echo $2 $1

Which output will appear if the command, ./script.sh test1 test2, is entered?

A. test1 test2

B. test2 test1

C. script.sh test2

D. script.sh test1

E. test1 script.sh

Please specify the top directory containing the configuration files for the CUPS printing system. (Specify the full path to the directory.)

A. /etc/cups, /etc/cups/

Which of the following commands will send output from the program myapp to both standard output (stdout) and the file file1.log?

A. cat < myapp | cat > file1.log

B. myapp 0>and1 | cat > file1.log

C. myapp | cat > file1.log

D. myapp | teefile1.log

E. tee myapp file1.log