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System crontab files are generally found in which of the following directories?
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Which of the following file test statement conditions is NOT correct?
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The date command can only show the time in 0-23 hour format. True or False?
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While the testprinter printer was printing a job and had several others in the queue, Joe runs the lpadmin -x testprinter command. The effect of the command is:
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When will the condition test -n STRING be true?
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The PATH variable directories are searched _ when executing a command.
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The gpg-agent daemon caches passphrases only until the next user logs in. True or False?
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Which public key file is used by sshd to authenticate clients?
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The configuration file /etc/ssh/ssh_host_ecdsa_key is used by the _ program for _. (choose two)
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The /etc/ssh/ssh_host_ed25519_key.pub file is used by sshd as part of a key value pair. True or False?
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The ECDSA private key for a user is _.
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Which command is used to verify the signature of a package?
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Which of the following is not a function provided by GnuPG?
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The SSH and GnuPG keys can be protected by an optional passphrase. True or False?
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Which of the following algorithms are not supported by GnuPG for key generation?
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