問題1
CORRECT TEXT
Which file specifies the user accounts that can NOT submit jobs via at or batch? (Provide the full path and filename)
CORRECT TEXT
Which file specifies the user accounts that can NOT submit jobs via at or batch? (Provide the full path and filename)
正確答案:
/etc/at.deny
問題2
Which of the following commands should be added to /etc/bash_profile in order to change the language of messages for an internationalized program to Portuguese (pt)?
Which of the following commands should be added to /etc/bash_profile in order to change the language of messages for an internationalized program to Portuguese (pt)?
正確答案: C
問題3
CORRECT TEXT
Which command, available with all MTAs, is used to list the contents of the MTA's mail queue? (Specify ONLY the command without any path or parameters.)
CORRECT TEXT
Which command, available with all MTAs, is used to list the contents of the MTA's mail queue? (Specify ONLY the command without any path or parameters.)
正確答案:
mailq, /usr/bin/mailq, sendmail -bp, /usr/sbin/sendmail -bp, /usr/lib/sendmail -bp, sendmail, /usr/sbin/sendmail, /usr/lib/sendmail
問題4
Which of the following commands will help identify a broken router between the local and the remote machine?
Which of the following commands will help identify a broken router between the local and the remote machine?
正確答案: B
問題5
Which of the following lines are valid in the file /etc/hosts? (Choose TWO correct answers.)
Which of the following lines are valid in the file /etc/hosts? (Choose TWO correct answers.)
正確答案: C,E
問題6
CORRECT TEXT
Which directory holds the files that configure the xinetd service when using several configuration files instead of an integrated configuration file? (Specify the full path to the directory.)
CORRECT TEXT
Which directory holds the files that configure the xinetd service when using several configuration files instead of an integrated configuration file? (Specify the full path to the directory.)
正確答案:
/etc/xinetd.d/, /etc/xinetd.d
問題7
CORRECT TEXT
Which option in the /etc/ntp.conf file specifies an external NTP source to be queried for time information? (Specify ONLY the option without any values or parameters.)
CORRECT TEXT
Which option in the /etc/ntp.conf file specifies an external NTP source to be queried for time information? (Specify ONLY the option without any values or parameters.)
正確答案:
server
問題8
Which of the following is a valid IPv6 address?
Which of the following is a valid IPv6 address?
正確答案: D
問題9
What is a purpose of an SSH host key?
What is a purpose of an SSH host key?
正確答案: B
問題10
Which of the following keywords can be used in the file /etc/resolv.conf? (Choose TWO correct answers.)
Which of the following keywords can be used in the file /etc/resolv.conf? (Choose TWO correct answers.)
正確答案: D,E