[Free] 2018(Jan) EnsurePass Examcollection LPI 117-202 Dumps with VCE and PDF 71-80

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Linux Networking Administration

Question No: 71

What is the purpose of a PTR record?

  1. To provide name to IP resolution.

  2. To provide IP to name resolution.

  3. To direct email to a specific host.

  4. To provide additional host information.

  5. To direct clients to another nameserver.

Answer: B

Question No: 72

Performing a DNS lookup with dig results in this answer: What might be wrong in the zone definition?

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  1. Nothing. All seems to be good.

  2. There#39;s no quot;.quot; after linuserv.example.net in the PTR record in the forward lookup zone file.

  3. There#39;s no quot;.quot; after linuserv in the PTR record in the forward lookup zone file.

  4. There#39;s no quot;.quot; after linuserv.example.net in the PTR record in the reverse lookup zone file.

  5. The quot;.quot; in the NS definition in reverse lookup zone has to be removed.

Answer: D

Question No: 73

What directive can be used in named.conf to restrict zone transfers to the 192.168.1.0/24 network?

A. allow-transfer { 192.168.1.0/24; }; B. allow-transfer { 192.168.1.0/24 }; C. allow-axfr { 192.168.1.0/24; };

D. allow-axfr { 192.168.1.0/24 };

E. allow-xfer { 192.168.1.0/24; };

Answer: A

Question No: 74

To securely use dynamic DNS updates, the use of TSIG is recommended. Which TWO statements about TSIG are true?

  1. TSIG is used for zone data encryption

  2. TSIG is a signal to start a zone update

  3. TSIG is used in zone files

  4. TSIG is used only in server configuration

  5. Servers using TSIG must be in sync (time zone!)

Answer: D,E

Question No: 75

Which option is used to configure pppd to use up to two DNS server addresses provided by the remote server?

  1. ms-dns

  2. nameserver

  3. usepeerdns

  4. dns

  5. None of the above

Answer: E

Question No: 76

A DNS server has the IP address 192.168.0.1. Which TWO of the following need to be done on a client machine to use this DNS server?

  1. Add nameserver 192.168.0.1 to /etc/resolv.conf

  2. Run route add nameserver 192.168.0.1

  3. Run ifconfig eth0 nameserver 192.168.0.1

  4. Run echo quot;nameserver 192.168.1.1quot; gt;gt; /etc/resolv.conf

  5. Run bind nameserver 192.168.1.1

Answer: A,D

Question No: 77

The mailserver is currently called fred, while the primary MX record points to mailhost.example.org.

What must be done to direct example.org email towards fred?

  1. Add an A record for mailhost to fred#39;s IP address.

  2. Add a CNAME record from mailhost to fred

  3. Add another MX record pointing to fred#39;s IP address.

  4. Add a PTR record from mailhost to fred.

Answer: A

Question No: 78

Which of these ways can be used to only allow access to a DNS server from specified networks/hosts?

  1. Using the limit{…;};statement in the named configuration file.

  2. Using the allow-query{…;};statement in the named configuration file.

  3. Using the answer only{…;};statement in the named configuration file.

  4. Using the answer{…;};statement in the named configuration file.

  5. Using the query access{…;};statement in the named configuration file.

Answer: B

Question No: 79

There is a restricted area in an Apache site, which requires users to authenticate against the file /srv/ www/security/site-passwd.

Which command is used to CHANGE the password of existing users, without losing data, when Basic authentication is being used.

  1. htpasswd -c /srv/www/security/site passwd user

  2. htpasswd /srv/www/security/site-passwd user

  3. htpasswd -n /srv/www/security/site-passwd user

  4. htpasswd -D /srv/www/security/site-passwd user

  5. None of the above.

Answer: B

Question No: 80

Consider the following / srv/www/ default/html/ restricted/.htaccess AuthType Basic

AuthUserFile / srv/www/ security/ site-passwd AuthName Restricted

Require valid-user Order deny,allow Deny from all

Allow from 10.1.2.0/24 Satisfy any

Considering that DocumentRoot is set to /srv/www/default/html, which TWO of the following sentences are true?

  1. Apache will only grant access to http://server/restricted/to authenticated users connecting from clients in the10.1.2.0/24 network

  2. This setup will only work if the directory /srv/www/default/html/restricted/ is configured with AllowOverrideAuthConfig Limit

  3. Apache will require authentication for every client requesting connections to http://server/restricted/

  4. Users connecting from clients in the 10.1.2.0/24 network won#39;t need to authenticate themselves to accesshttp://server/restricted/

  5. The Satisfy directive could be removed without changing Apachebehaviorfor this directory

Answer: B,D

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