Rebirth 202-450 Q&A 2021

NEW QUESTION 1
Select the Samba option below that should be used if the main intention is to setup a guest printer service?

• A. security = cups
• B. security = ldap
• C. security = pam
• D. security = share
• E. security = printing

Answer: D

NEW QUESTION 2
Which rdnc sub command can be used in conjunction with the name of a zone in order to make BIND reread the content of the specific zone file without reloading other zones as well?

• A. lookup
• B. reload
• C. fileupdate
• D. reread
• E. zoneupdate

Answer: AC

NEW QUESTION 3
Which of the following commands displays an overview of the Postfix queue content to help identify remote sites that are causing excessive mail traffic?

• A. mailtraf
• B. queuequery
• C. qshape
• D. postmap
• E. poststats

Answer: C

NEW QUESTION 4
CORRECT TEXT
What configuration directive of the Apache HTTPD server defines where log files are stored? (Specify ONE of the directives without any other options.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
ErrorLog

NEW QUESTION 5
CORRECT TEXT
Which doveadm sub-command displays a list of connections of Dovecot in the following format? (Specify ONLY the command without any parameters.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
who

NEW QUESTION 6
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/authorized_keys
• B. ~/.ssh/config
• C. ~/.ssh/id_rsa.pub
• D. ~/.ssh/id_rsa
• E. ~./ssh/known_hosts

Answer: A

NEW QUESTION 7
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_limits
• C. pam_listfile
• D. pam_unix

Answer: B

NEW QUESTION 8
Which of the following DNS records could be a glue record?

• A. ns1.labA198.51.100.53
• B. labNS198.51.100.53
• C. ns1.labNS198.51.100.53
• D. ns1.A198.51.100.53
• E. ns1.labGLUE198.51.100.53

Answer: A

NEW QUESTION 9
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. OpenVAS
• C. Smartscan
• D. Wireshark

Answer: B

NEW QUESTION 10
CORRECT TEXT
In order to export /usr and /bin via NFSv4, /exports was created and contains working bind mounts to /usr and /bin. The following lines are added to /etc/exports on the NFC server:

After running
mount-tnfsv4 server://mnt
of an NFC-Client, it is observed that /mnt contains the content of the server’s /usr directory instead of the content of the NFSv4 foot folder.
Which option in /etc/exports has to be changed or removed in order to make the NFSv4 root folder appear when mounting the highest level of the server? (Specify ONLY the option name without any
values or parameters.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
mount

NEW QUESTION 11
Which tool creates a Certificate Signing Request (CSR) for serving HTTPS with Apache HTTPD?

• A. apachect1
• B. certgen
• C. cartool
• D. httpsgen
• E. openssl

Answer: E

NEW QUESTION 12
Which of the following types of IPv6 address assignments does DHCPv6 support? (Choose three.)

• A. Assignments of normal IPv6 addresses that can be renewed.
• B. Assignments of temporary IPv6 addresses that cannot be renewed.
• C. Assignments of blacklisted IPv6 addresses that should no longer be used.
• D. Assignments of IPv6 prefixes that can be used for routing or further assignments.
• E. Assignments of anonymous IPv6 addresses whose assignment is not logged by the DHCPv6 serve

Answer: ABD

NEW QUESTION 13
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. allow-recursive-query off;
• C. recursion { disabled; };
• D. recursion { none; };
• E. recursion no;

Answer: E

NEW QUESTION 14
CORRECT TEXT
Which option in the Postfix configuration makes Postfix pass email to external destinations to another SMTP-server? (Specify ONLY the option name without any values.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
relay server

NEW QUESTION 15
In which CIFS share must printer drivers be placed to allow Point’n’Print driver deployment on Windows?

• A. winx64drv$
• B. print$
• C. The name of the share is specified in the option print driver share within each printable share in smb.conf
• D. pnpdrivers$
• E. NETLOGON

Answer: B

NEW QUESTION 16
The following Apache HTTPD configuration has been set up to create a virtual host available at www.example.com and www2.example.com:

Even though Apache HTTPD correctly processed the configuration file, requests to both names are not handled correctly. What should be changed in order to ensure correct operations?

• A. The configuration must be split into two VirtualHost sections since each virtual host may only haveone name.
• B. The port mentioned in opening VirtualHost tag has to be appended to the ServerName declaration’s values.
• C. Both virtual host names have to be placed as comma separated values in one ServerName declaration.
• D. Both virtual host names have to be mentioned in the opening VirtualHost tag.
• E. Only one Server name declaration may exist, but additional names can be declared in ServerAlias options.

Answer: C

NEW QUESTION 17
With Nginx, which of the following directives is used to proxy requests to a FastCGI application?

• A. fastcgi_pass
• B. fastcgi_proxy
• C. proxy_fastcgi
• D. proxy_fastcgi_pass
• E. fastcgi_forward

Answer: A

NEW QUESTION 18
Which of the following information has to be submitted to a certification authority in order to request a web server certificate?

• A. The web server’s private key.
• B. The IP address of the web server.
• C. The list of ciphers supported by the web server.
• D. The web server’s SSL configuration file.
• E. The certificate signing reques

Answer: E

NEW QUESTION 19
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 A
• B. Option B
• C. Option C
• D. Option D
• E. Option E

Answer: C

NEW QUESTION 20
In order to join a file server to the Active Directory domain intra.example.com, the following smb.conf has been created:

The command net ads join raises an error and the server is not joined to the domain. What should be done to successfully join the domain?

• A. Change server role to ad member server to join an Active Directory domain instead of an NT4 domain.
• B. Add realm = intra.example.com to the smb.conf and change workgroup to the domain’s netbios workgroup name.
• C. Manually create a machine account in the Active Directory domain and specify the machine account’s name with –U when starting net ads join.
• D. Remove the winbind enum users and winbind enum groups since winbind is incompatible with Active Directory domains.
• E. Remove all idmap configuration stanzas since the id mapping is defined globally in an Active Directory domain and cannot be changed on a member server.

Answer: E

NEW QUESTION 21
Which of the following PAM modules sets and unsets environment variables?

• A. pam_set
• B. pam_shell
• C. pam-vars
• D. pam-env
• E. pam_export

Answer: D

NEW QUESTION 22
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