Lpi LPI Certifications 202-450 Questions & Answers

• Question 121:

  Which Apache HTTP Server directive specifies the types of directives that are allowed in .htaccess files?

  A. AllowExternalConfig

  B. AllowAccessFile

  C. AllowConfig

  D. AllowOverride

  Correct Answer: D

• Question 122:

  The Samba configuration file contains the following lines:

  hosts allow = 192.168.1.100 192.168.2.0/255.255.255.0 localhost

  hosts deny = 192.168.2.31

  interfaces = 192.168.1.0/255.255.255.0 192.168.2.0/255.255.255.0

  A workstation is on the wired network with an IP address of 192.168.1.117 but is unable to access the Samba server. A wireless laptop with an IP address of 192.168.2.93 can access the Samba server. Additional troubleshooting shows that almost every machine on the wired network is unable to access the Samba server. Which single choice below will permit wired workstations to connect to the Samba server without denying access to any one else?

  A. hosts allow = 192.168.1.1-255

  B. hosts allow = 192.168.1.100 192.168.2.200 localhost

  C. hosts deny = 192.168.1.100/255.255.255.0 192.168.2.31 localhost

  D. hosts deny = 192.168.2.200/255.255.255.0 192.168.2.31 localhost

  E. hosts allow = 192.168.1.0/255.255.255.0 192.168.2.0/255.255.255.0 localhost

  Correct Answer: E

• Question 123:

  Which of the following DNS record types is used to allow users and applications to make reverse DNS queries?

  A. CNAME

  B. IN

  C. PTR

  D. REV

  E. RIN

  Correct Answer: C

• Question 124:

  Which configuration parameter on a Postfix server modifies only the sender address and not the recipient address?

  A. alias_maps

  B. alias_rewrite_maps

  C. sender_canonical_maps

  D. sender_rewrite_maps

  Correct Answer: C

• Question 125:

  The program vsftpd, running in a chroot jail, gives the following error:

  /bin/vsftpD. error while loading shared libraries: libc.so.6: cannot open shared object filE.No such file or directory.

  Which of the following actions would fix the error?

  A. The file /etc/ld.so.conf in the root filesystem must contain the path to the appropriate lib directory in the chroot jail.

  B. Create a symbolic link that points to the required library outside the chroot jail.

  C. Copy the required library to the appropriate lib directory in the chroot jail.

  D. Run the program using the command chroot and the option --static_libs.

  Correct Answer: C

• Question 126:

  Which command can be used when writing scripts which perform tests against remote services?

  A. snort

  B. netmap

  C. nc

  D. telnet

  Correct Answer: C

• Question 127:

  What is the name of the procmail configuration file that is placed in a user home directory? (Specify the file name only without any path.)

  A. .procmailrc

  Correct Answer: A

• Question 128:

  Why should the Postfix parameter disable_vrfy_command be set to yes on a publicly accessible mail server?

  A. It prevents e-mail delivery attempts to a non-existent user.

  B. It prevents some techniques of gathering existing e-mail addresses.

  C. It enables verification attempts on the sender e-mail address.

  D. It speeds up forwarding of relayed e-mail.

  Correct Answer: B

• Question 129:

  Which option within the ISC DHCPD configuration file defines the IPv4 DNS server address(es) to be sent to the DHCP clients?

  A. domain-name-servers

  B. domain-server

  C. name-server

  D. servers

  Correct Answer: A

• Question 130:

  Which of the following are alternate DNS software packages to BIND? (Choose TWO correct answers.)

  A. djbdns

  B. easydns

  C. superdns

  D. dnsmasq

  E. dnstiny

  Correct Answer: AD