[Sep-2021] 202-450 Pre-Exam Practice Tests | Exam Questions and Answers for LPIC-2 Certified Linux Engineer Study Guide
LPIC-2 Exam 202, Part 2 of 2, version 4.5 Certification Sample Questions
NEW QUESTION 25
NO: 99
A BIND server should be upgraded to use TSIG. Which configuration parameters should be added if the server should use the algorithm hmac-md5 and the key skrKc4DoTzi/takIlPi7JZA==?
- A. Option D
- B. Option C
- C. Option A
- D. Option B
- E. Option E
Answer: B
NEW QUESTION 26
FILL BLANK
What is the path to the global Postfix configuration file? (Specify the full name of the file, including path.)
Answer:
Explanation:
etc/postfix/main.cf
NEW QUESTION 27
Which of the following PAM modules allows the system administrator to use an arbitrary file containing a list of user and group names with restrictions on the system resources available to them?
- A. pam_filter
- B. pam_listfile
- C. pam_limits
- D. pam_unix
Answer: C
NEW QUESTION 28
The program vsftpd, running in a chroot jail, gives the following error:
Which of the following actions would fix the error?
- A. Create a symbolic link that points to the required library outside the chroot jail
- B. The file /etc/ld.so.confin the root filesystem must contain the path to the appropriate lib directory in the chroot jail
- C. Run the program using the command chrootand the option--static_libs
- D. Copy the required library to the appropriate libdirectory in the chroot jail
Answer: D
NEW QUESTION 29
Fill in the blank.
What configuration directive of the Apache HTTPD server defines where log files are stored?
(Specify ONE of the directives without any other options.)
Answer:
Explanation:
ErrorLog
NEW QUESTION 30
What is the name of the Dovecot configuration variable that specifies the location of user mail?
- A. maildir
- B. user_mail_dir
- C. mbox
- D. user_dir
- E. mail_location
Answer: E
NEW QUESTION 31
CORRECT TEXT
Which OpenLDAP client command can be used to change the password for an LDAP entry? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
ldappasswd
NEW QUESTION 32
When using mod_authz_core, which of the following strings can be used as an argument to Require in an Apache HTTPD configuration file to specify the authentication provider? (Choose three.)
- A. regex
- B. all
- C. method
- D. header
- E. expr
Answer: B,C,E
Explanation:
Explanation/Reference: https://httpd.apache.org/docs/2.4/mod/mod_authz_core.html
NEW QUESTION 33
What option for BIND is required in the global options to disable recursive queries on the DNS server by default?
- A. allow-recursive-query ( none; );
- B. recursion { none; };
- C. recursion { disabled; };
- D. allow-recursive-query off;
- E. recursion no;
Answer: E
NEW QUESTION 34
Which of the following lines is valid in a configuration file in /etc/pam.d/?
- A. auth required pam_unix.so try_first_pass nullok
- B. auth required:pam_unix.so(try_first_pass nullok)
- C. auth pam_unix.so(required try_first_pass nullok)
- D. auth try_first_pass nullok, require pam_unix.so
Answer: A
Explanation:
Explanation/Reference: https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/ managing_smart_cards/pam_configuration_files
NEW QUESTION 35
Which of the following actions synchronizes UNIX passwords with the Samba passwords when the encrypted Samba password is changed using smbpasswd?
- A. Run netvamp regularly, to convert the passwords.
- B. Run winbind -sync, to synchronize the passwords.
- C. There are no actions to accomplish this since is not possible.
- D. Add unix password sync = yes to smb.conf
- E. Add smb unix password = sync to smb.conf
Answer: D
NEW QUESTION 36
After running ssh-keygenand accepting the default values, which of the following files are changed or created? (Choose two.)
- A. ~/.ssh/id_rsa.crt
- B. ~/.ssh/id_rsa.pub
- C. ~/.ssh/id_rsa
- D. ~/.ssh/id_rsa.prv
- E. ~/.ssh/id_rsa.key
Answer: B,C
Explanation:
Explanation/Reference:
Reference: https://www.ssh.com/ssh/keygen/
NEW QUESTION 37
The content of which local file has to be transmitted to a remote SSH server in order to be able to log into the remote server using SSH keys?
- A. ~/.ssh/id_rsa
- B. ~/.ssh/authorized_keys
- C. ~./ssh/known_hosts
- D. ~/.ssh/id_rsa.pub
- E. ~/.ssh/config
Answer: B
Explanation:
Explanation/Reference:
Reference: https://www.digitalocean.com/community/tutorials/ssh-essentials-working-with-ssh-servers- clients-and-keys
NEW QUESTION 38
Which of the following DNS record types is used for reverse DNS queries?
- A. RIN
- B. CNAME
- C. PTR
- D. REV
- E. IN
Answer: C
Explanation:
Explanation/Reference: http://help.dnsmadeeasy.com/managed-dns/dns-record-types/ptr-record/
NEW QUESTION 39
To allow X connections to be forwarded from or through an SSH server, what configuration keyword must be set to yesin the sshdconfiguration file?
AllowForwarding
- A. XllForwardingAllow
- B. ForwardingAllow
- C. XllForwarding
Answer: C
Explanation:
Explanation/Reference: https://help.ubuntu.com/community/SSH/OpenSSH/Configuring
NEW QUESTION 40
What is the name of the network security scanner project which, at the core, is a server with a set of network vulnerability tests?
- A. NetMap
- B. Smartscan
- C. OpenVAS
- D. Wireshark
Answer: C
NEW QUESTION 41
When trying to reverse proxy a web server through Nginx, what keyword is missing from the following configuration sample?
- A. proxy_pass
- B. remote_proxy
- C. forward_to
- D. proxy_reverse
- E. reverse_proxy
Answer: A
NEW QUESTION 42
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