Up To The Immediate Present 202-450 Discount Pack 2021

NEW QUESTION 1
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 2
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 3
Which option in named.conf specifies which host are permitted to ask for domain name information from the server?

• A. allowed-hosts
• B. accept-query
• C. permit-query
• D. allow-query
• E. query-group

Answer: D

NEW QUESTION 4
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 5
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 6
To allow X connections to be forwarded from or through an SSH server, what configuration keyword must be set to yes in the sshd configuration file?

• A. AllowForwarding
• B. ForwardingAllow
• C. XllForwardingAllow
• D. XllForwarding

Answer: D

NEW QUESTION 7
Which of the following sshd configuration should be set to no in order to fully disable password
based logins? (Choose two.)

• A. PAMAuthentication
• B. ChallengegeResponseAuthentication
• C. PermitPlaintextLogin
• D. UsePasswords
• E. PasswordAuthentication

Answer: BE

NEW QUESTION 8
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 9
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 10
CORRECT TEXT
What is the name of the root element of the LDAP tree holding the configuration of an OpenLDAP server that is using directory based configuration? (Specify ONLY the element’s name without any additional information.)

• A. Mastered
• B. Not Mastered

Answer: A

Explanation:
slapd

NEW QUESTION 11
Performing a DNS lookup with dig results in this

• A. There is no . after linuserv.example.net in the PTR record in the forward lookup zone file
• B. There is no . after linuserv in the PTR record in the forward lookup zone file
• C. There is no . after linuserv.example.net in the PTR record in the reverse lookup zone file
• D. The . in the NS definition in the reverse lookup zone has to be removed

Answer: C

NEW QUESTION 12
Which command is used to administer IPv6 netfilter rules?

• A. iptables
• B. iptablesv6
• C. iptables6
• D. ip6tables
• E. ipv6tables

Answer: D

NEW QUESTION 13
Which of these tools provides DNS information in the following format?

• A. dig
• B. nslookup
• C. host
• D. named-checkconf
• E. named-checkzone

Answer: B

NEW QUESTION 14
There is a restricted area in a site hosted by Apache HTTPD, which requires users to authenticate against the file /srv/www/security/sitepasswd.
Which command is used to CHANGE the password of existing users, without losing data, when Basic authentication is being used?

• A. htpasswd –c /srv/www/security/sitepasswd user
• B. htpasswd /srv/www/security/sitepasswd user
• C. htpasswd –n /srv/www/security/sitepasswd user
• D. htpasswd –D /srv/www/security/sitepasswd user

Answer: A

NEW QUESTION 15
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 16
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 17
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 18
Which of the following statements allow the logical combinations of conditions in Sieve filters? (Choose two.)

• A. allof
• B. anyof
• C. noneof
• D. and
• E. or

Answer: AE

NEW QUESTION 19
In order to protect a directory on an Apache HTTPD web server with a password, this configuration was added to an .htaccess file in the respective directory:

Furthermore, a file /var/www/dir/ .htpasswd was created with the following content: usera:S3cr3t
Given that all these files were correctly processed by the web server processes, which of the following statements is true about requests to the directory?

• A. The user usera can access the site using the password s3cr3t
• B. Accessing the directory as usera raises HTTP error code 442 (User Not Existent)
• C. Requests are answered with HTTP error code 500 (Internal Server Error)
• D. The browser prompts the visitor for a username and password but logins for usera do not seem to work
• E. The web server delivers the content of the directory without requesting authentication

Answer: A

NEW QUESTION 20
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 21
If there is no access directive, what is the default setting for OpenLDAP?

• A. Option A
• B. Option B
• C. Option C
• D. Option D

Answer: B

NEW QUESTION 22
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 23
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 24
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 25
Using its standard configuration, how does fail2ban block offending SSH clients?

• A. By rejecting connections due to its role as a proxy in front of SSHD.
• B. By modifying and adjusting the SSHD configuration.
• C. By creating and maintaining netfilter rules.
• D. By creating null routes that drop any answer packets sent to the client.
• E. By modifying and adjusting the TCP Wrapper configuration for SSH

Answer: B

NEW QUESTION 26
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