Exact 202-450 Software 2021

NEW QUESTION 1
Which of the following lines is valid in a configuration file in /etc/pam.d/?

• A. authrequired pam_unix.sotry_first_pass nullok
• B. authtry_first_pass nullok, require pam_unix.so
• C. authrequired:pam_unix.so(try_first_pass nullok)
• D. authpam_unix.so(required try_first_pass nullok)

Answer: A

NEW QUESTION 2
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 3
Which Apache HTTPD directive enables HTTPS protocol support?

• A. HTTPSEngine on
• B. SSLEngine on
• C. SSLEnable on
• D. HTTPSEnable on
• E. StartTLS on

Answer: B

NEW QUESTION 4
Which of the following commands can be used to connect and interact with remote TCP network services? (Choose two.)

• A. nettalk
• B. nc
• C. telnet
• D. cat
• E. netmap

Answer: BC

NEW QUESTION 5
After running ssh-keygen and accepting the default values, which of the following files are changed or created? (Choose two.)

• A. ~/.ssh/id_rsa.key
• B. ~/.ssh/id_rsa.pub
• C. ~/.ssh/id_rsa.prv
• D. ~/.ssh/id_rsa.crt
• E. ~/.ssh/id_rsa

Answer: BE

NEW QUESTION 6
In order to prevent all anonymous FTP users from listing uploaded file names, what security precaution can be taken when creating an upload directory?

• A. The directory must not have the execute permission set.
• B. The directory must not have the read permission set.
• C. The directory must not have the read or execute permission set.
• D. The directory must not have the write permission set.
• E. The directory must not contain other directorie

Answer: B

NEW QUESTION 7
Which BIND option should be used to limit the IP addresses from which slave name servers may connect?

• A. allow-zone-transfer
• B. allow-transfer
• C. allow-secondary
• D. allow-slaves
• E. allow-queries

Answer: B

NEW QUESTION 8
In the main Postfix configuration file, how are service definitions continued on the next line?

• A. It isn’t possibl
• B. The service definition must fit on one line.
• C. The initial line must end with a backslash character ().
• D. The following line must begin with a plus character (+).
• E. The following line must begin with white space indentation.
• F. The service definition continues on the following lines until all of the required fields are specifie

Answer: D

NEW QUESTION 9
What is the name of the Dovecot configuration variable that specifies the location of user mail?

• A. mbox
• B. mail_location
• C. user_dir
• D. maildir
• E. user_mail_dir

Answer: B

NEW QUESTION 10
Which of the following nmap parameters scans a target for open TCP ports? (Choose two.)

• A. -sO
• B. -sZ
• C. -sT
• D. -sU
• E. -sS

Answer: CE

NEW QUESTION 11
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 12
In response to a certificate signing request, a certification authority sent a web server certificate along with the certificate of an intermediate certification authority that signed the web server certificate. What should be done with the intermediate certificate in order to use the web server certificate with Apache HTTPD?

• A. The intermediate certificate should be merged with the web server’s certificate into one file that is specified in SSLCertificateFile
• B. The intermediate certificate should be used to verify the certificate before its deployment on the web server and can be deleted
• C. The intermediate certificate should be stored in its own file which is referenced in SSLCaCertificateFile
• D. The intermediate certificate should be improved into the certificate store of the web browser used to test the correct operation of the web server
• E. The intermediate certificate should be archived and resent to the certification authority in order to request a renewal of the certificate

Answer: A

NEW QUESTION 13
Which http_access directive for Squid allows users in the ACL named sales_net to only access the Internet at times specified in the time_acl named sales_time?

• A. http_access deny sales_time sales_net
• B. http_access allow sales_net sales_time
• C. http_access allow sales_net and sales-time
• D. allow http_access sales_net sales_time
• E. http_access sales_net sales_time

Answer: B

NEW QUESTION 14
Which command is used to configure which file systems a NFS server makes available to clients?

• A. exportfs
• B. mkfs.nfs
• C. mount
• D. nfsservct1
• E. telinit

Answer: A

NEW QUESTION 15
CORRECT TEXT
What option in the sshd configuration file instructs sshd to permit only specific user names to log in to a system? (Specify ONLY the option name without any values.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
sshd_config

NEW QUESTION 16
Which of the following actions are available in Sieve core filters? (Choose three.)

• A. drop
• B. discard
• C. fileinto
• D. relay
• E. reject

Answer: CDE

NEW QUESTION 17
What word is missing from the following excerpt of a named.conf file?

• A. networks
• B. net
• C. list
• D. acl
• E. group

Answer: D

NEW QUESTION 18
Which of the following values can be used in the OpenLDAP attribute olcBackend for any object of the class olcBackendConfig to specify a backend? (Choose three.)

• A. xml
• B. bdb
• C. passwd
• D. ldap
• E. text

Answer: BDE

NEW QUESTION 19
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 20
Which global option in squid.conf sets the port number or numbers that Squid will use to listen for client requests?

• A. port
• B. client_port
• C. http_port
• D. server_port
• E. squid_port

Answer: C

NEW QUESTION 21
Which of the following statements is true regarding the NFSv4 pseudo file system on the NFS server?

• A. It must be called /exports
• B. It usually contains bind mounts of the directory trees to be exported
• C. It must be a dedicated partition on the server
• D. It is defined in the option Nfsv4-Root in /etc/pathmapd.conf
• E. It usually contains symlinks to the directory trees to be exported

Answer: B

NEW QUESTION 22
Which of the following statements is INCORRECT regarding the LDIF file format?

• A. It contains a dn line that indicates where the attributes listed in the following lines of the file must be added.
• B. In the file, a blank line separates one entry from another one.
• C. If an attribute contains binary data, some specific configurations must be made for this entry.
• D. The LDIF file accepts any type of file encodin

Answer: D

NEW QUESTION 23
CORRECT TEXT
What is the path to the global Postfix configuration file? (Specify the full name of the file, including path.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
/etc/postfix/main.cf

NEW QUESTION 24
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