A zone file contains the following lines:

and is included in the BIND configuration using this configuration stanza:

Which problem is contained in this configuration?

• A.Names of records in a zone file cannot be fully qualified domain names.
• B.An A record cannot contain an IPv4 address because its value is supposed to be a reverse DNS name.
• C.The zone cannon contain records for a name which is outside the zone's hierarchy.
• D.The zonestatement is the BIND configuration must contain the cross-zone-data yes; statement.
• E.The $ORIGINdeclaration cannot be used in zone files that are included for a specific zone name in the BIND configuration.

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Which Postfix command can be used to rebuild all of the alias database files with a single invocation and without the need for any command line arguments?

• A.newaliases
• B.postmapbuild
• C.postalias
• D.makealiases

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

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

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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.)

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Which of the following services belongs to NFSv4 and does not exist in NFSv3?

• A.rpc.idmapd
• B.rpc.statd
• C.nfsd
• D.rpc.mountd

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