QUESTION 41
What is a significant difference between host and zone keys generated by dnssec-keygen?
A. There is no difference.
B. Zone key files contain a public and private key.
C. Host keys files contain a public and private key.
D. Host keys must always be generated if DNSSEC is used; zone keys are optional
E. Zone keys must always be generated if DNSSEC is used; host keys are optional
Answer: B
QUESTION 42
A system is running out of swap space. To initialise 5GB of additional swap space, which combination of commands should be used?
A. dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000;
mkswap /tmp/swapfile;
swapon /tmp/swapfile
B. dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000;
swap on /tmp/swapfile
C. dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000;
mkswap /tmp/swapfile;
mount /tmp/swapfile
D. touch -5G /tmp/swapfile;
swapon /tmp/swapfile
E. mkswap /tmp/swapfile 512000;
swapon /tmp/swapfile
Answer: A
QUESTION 43
Hundreds of people log in to a server from remote locations per day. Which of the following commands show remote SSH, FTP & telnet sessions for a particular day?
A. cat /var/log/messages | grep “‘date “+%b %e”‘” | egrep ‘(telnet|ssh|ftp)’
B. cat /var/log/messages | egrep ‘(telnet|ssh|ftp)’
C. cat /var/log/messages | grep “`date “+%b %e”`” | grep -E ‘(telnet|ssh|ftp)’
D. cat /var/log/messages | date | egrep ‘(telnet|ssh|ftp)’
E. cat /var/log/messages > grep “‘date “+%b %e”‘” > egrep ‘(telnet\ssh\ftp)’
Answer: AC
QUESTION 44
What command is used to mount a floppy disk image under /mnt/floppy?
A. mount -1 root.img /mnt/floppy
B. mount –loop root.img /mnt/floppy
C. mount root.img /mnt/floppy
D. mount root.img
E. mount -o loop root.img /mnt/floppy
Answer: E
QUESTION 45
What information can be found in the log file specified by the status parameter in OpenVPN’s server.conf? (Select TWO correct answers)
A. Errors and warnings generated by the openvpn daemon
B. Routing information
C. Statistical information regarding the currently running openvpn daemon
D. A list of currently connected clients
E. A history of all clients who have connected at some point
Answer: BD
QUESTION 46
After changing the default runlevel in the init configuration file, the system boots in a different than the intended runlevel. Where else could be this different runlevel be defined?
A. Nowhere. The init configuration file wasn’t properly modified
B. In the boot loader configuration file
C. In /etc/ runlevel under default
D. In the initrd image file
E. In the /etc/rc.d/rc.local file
Answer: B
QUESTION 47
A BIND server should never answer queries from certain networks or hosts. Which configuration directive could be used for this purpose?
A. deny-query { …; };
B. no-answer { …; };
C. deny-answer { …; };
D. deny-access { …; };
E. blackhole { …; };
Answer: E
QUESTION 48
What is the purpose of a PTR record?
A. To provide name to IP resolution.
B. To provide IP to name resolution.
C. To direct email to a specific host.
D. To provide additional host information.
E. To direct clients to another nameserver.
Answer: B
QUESTION 49
What directive can be used in named.conf to restrict zone transfers to the 192.168.1.0/24 network?
A. allow-transfer { 192.168.1.0/24; };
B. allow-transfer { 192.168.1.0-192.168.1.0.255; };
C. allow-axfr { 192.168.1.0/24; };
D. allow-xfer { 192.168.1.0/24; };
Answer: A
QUESTION 50
To securely use dynamic DNS updates, the use of TSIG is recommended. Which TWO statements about TSIG are true?
A. TSIG is used for zone data encryption
B. TSIG is a signal to start a zone update
C. TSIG is used in zone files
D. TSIG is used only in server configuration
E. Servers using TSIG must be in sync (time zone!)
Answer: DE
If you want to pass the LPI 117-201 sucessfully, recommend to read latest Exam 117-201 full version.
http://www.lead2pass.com/117-201.html
