After performing a modification on the /etc/ssh/sshd_config file the operator needs to reinitialize the secure shell daemon to enable the new settings. Which of the following is the correct way to achieve this?（）A、Use refresh -s sshdB、Use init.sshd /etc/r

题目

After performing a modification on the /etc/ssh/sshd_config file the operator needs to reinitialize the secure shell daemon to enable the new settings. Which of the following is the correct way to achieve this?（）

  • A、Use refresh -s sshd
  • B、Use init.sshd /etc/rc.ssh
  • C、Use /usr/sbin/sshd -restart
  • D、Use stopsrc -s sshd and then startsrc -s sshd
相似考题

1.Linux系统里,想要禁止root远程登陆,需要修改()文件,然后重启服务。A./etc/sshd/ssh_configB./etc/sshd/sshd_configC./etc/ssh/ssh_configD./etc/ssh/sshd_config

2.Operator needs to remove all leading comments from shell.script file. Which of the following vi sub－command can achieve this?()A. :r/^#//gB. :1,$ s/^#//gC. :sed s/^#//gD. :sub s/^#//g

3.After performing a modification on the /etc/ssh/sshd_config file the operator needs to reinitialize the secure shell daemon to enable the new settings. Which of the following is the correct way to achieve this?（）A. Use refresh -s sshdB. Use init.sshd /etc/rc.sshC. Use /usr/sbin/sshd -restartD. Use stopsrc -s sshd and then startsrc -s sshd

4.An operator is asked to shutdown the telnet service for security reasons. What are the appropriate commands to achieve this?()A. comment out telnetd in /etc/services refresh -s inetdB. comment out telnetd in /etc/inetd.conf refresh -s inetdC. comment out telnetd in /etc/rc.tcpip refresh -s telnetdD. comment out telnetd in /etc/inetd.conf refresh -s telnetd

更多“After performing a modification on the /etc/ssh/sshd_config file the operator needs to reinitialize the secure shell daemon to enable the new settings. Which of the following is the correct way to achieve this?（）A、Use refresh -s sshdB、Use init.sshd /etc/r”相关问题

  • 第1题：

    Which of the following commands restarts a TCP/IP subsystem that provides network services  （）

    • A、refresh -s inetd
    • B、refresh -s tcpip
    • C、/etc/rc.tcpip efresh
    • D、refresh -g inetd

    正确答案:A

  • 第2题：

    Which command restarts the TCP/IP subsystem？（）

    • A、refresh -s inetd
    • B、refresh -s tcpip
    • C、refresh -g /etc/rc.tcpip
    • D、refresh -g /etc/inetd.conf

    正确答案:A

  • 第3题：

    A system is being booted into maintenance mode due to root password recovery.  After accessing the root volume group and starting a shell without mounting the file systems， what is the next step？（）  

    • A、Delete root’s password from the /etc/security/passwd file.
    • B、Use the diag recovery tool option to reset root’s password.
    • C、Execute the ’passwd’ command and assign a new passwd to root UId
    • D、Mount the / and /usr filesystems on alternative mount points to edit the password file.

    正确答案:D

  • 第4题：

    A system administrator decides to review the system error log after installing new hardware. Which of the following is the correct command to use？（）

    • A、errpt
    • B、syslog
    • C、prtdiag
    • D、errlogger

    正确答案:A

  • 第5题：

    An administrator needs to configure a server (192.168.22.22) as a temporary solution for an NTP master that has stopped working. What is the process for configuring the NTP master?（）

    • A、Edit the /etc/ntp.conf file changing the server line to 'server 127.127.1.0' and add the line 'fudge 127.127.1.0 stratum 0', and then refresh the daemon.
    • B、Edit the /etc/ntp.conf file changing the server line to 'server 127.127.1.0' and add the line 'master 127.127.1.0 stratum 0', and then refresh the daemon.
    • C、Edit the /etc/ntp.conf file changing the server line to 'server 192.168.22.22' and add the line 'fudge 192.168.22.22 stratum 0', and then refresh the daemon.
    • D、Edit the /etc/ntp.conf file changing the server line to 'server 192.168.22.22' and add the line 'master 192.168.22.22 stratum 0', and then refresh the daemon.

    正确答案:C

  • 第6题：

    A system administrator has added a new port entry in /etc/services for a new application to be tested. Which of the following commands should be used to activate this port？（）

    • A、telinit -q
    • B、refresh -s inetd
    • C、startsrc -g services
    • D、refresh -s portmap

    正确答案:B

  • 第7题：

    Operator needs to remove all leading comments # from shell.script file. Which of the following vi sub-command can achieve this?（）

    • A、:r/^#//g
    • B、:1,$ s/^#//g
    • C、:sed s/^#//g
    • D、:sub s/^#//g

    正确答案:D

  • 第8题：

    A customer has downloaded new firmware files for the IBM support Web Site. Which of the following is the correct method for updating the firmware for the QLogic Intelligent Passthru Module using the command line?（）

    • A、Transfer the file to the FC module using FTP； use Telnet to the FC module to start the update
    • B、Use Telnet to the AMM to transfer the file using TFTP； start the update
    • C、Transfer the file to the FC module using Secure Copy Protocol （SCP）；use Telnet to the FC module to start the update
    • D、Start the update and enter FC module IP address when prompted

    正确答案:A

  • 第9题：

    An administrator needs to change a system’s run level from level 2 to level 3. What is the appropriate  method to accomplish this（）

    • A、Use the reboot command.
    • B、Edit the /etc/reboot file and reboot the system.
    • C、Edit /etc/.init.state file and reboot the system.
    • D、Use the telinit command

    正确答案:D

  • 第10题：

    单选题
    Linux系统里，想要禁止root远程登陆，需要修改（）文件，然后重启服务。
    A

    /etc/sshd/ssh_config

    B

    /etc/sshd/sshd_config

    C

    /etc/ssh/ssh_config

    D

    /etc/ssh/sshd_config


    正确答案： D
    解析： 暂无解析

  • 第11题：

    单选题
    Operator needs to remove all leading comments # from shell.script file. Which of the following vi sub-command can achieve this?（）
    A

    :r/^#//g

    B

    :1,$ s/^#//g

    C

    :sed s/^#//g

    D

    :sub s/^#//g


    正确答案： A
    解析： 暂无解析

  • 第12题：

    单选题
    After performing a modification on the /etc/ssh/sshd_config file the operator needs to reinitialize the secure shell daemon to enable the new settings. Which of the following is the correct way to achieve this?（）
    A

    Use refresh -s sshd

    B

    Use init.sshd /etc/rc.ssh

    C

    Use /usr/sbin/sshd -restart

    D

    Use stopsrc -s sshd and then startsrc -s sshd


    正确答案： A
    解析： 暂无解析

  • 第13题：

    While logged into the console， a system administrator would like to change the server’s primary IP address from X.X.X.X to Y.Y.Y.Y. What would be the best way to perform this task？（）

    • A、Use smit chinet
    • B、Use smit mktcpip
    • C、Issue ifconfig -a Y.Y.Y.Y
    • D、Edit the /etc/hosts file with the new IP information

    正确答案:B

  • 第14题：

    A system is being booted into maintenance mode due to root password recovery.After accessing the root volume group and starting a shell without mounting the file systems, what is the next step?（）

    • A、Delete root's password from the /etc/security/passwd file
    • B、Use the diag recovery tool option to reset root's password
    • C、Execute the ‘passwd’ command and assign a new passwd to root UID
    • D、Mount the / and /usr filesystems on alternative mount points to edit the password file

    正确答案:D

  • 第15题：

    An operator is asked to shutdown the telnet service for security reasons. What are the appropriate commands to achieve this?（）

    • A、comment out telnetd in /etc/services refresh -s inetd
    • B、comment out telnetd in /etc/inetd.conf refresh -s inetd
    • C、comment out telnetd in /etc/rc.tcpip refresh -s telnetd
    • D、comment out telnetd in /etc/inetd.conf refresh -s telnetd

    正确答案:B

  • 第16题：

    Which command must be run after an administrator has made changes to /etc/services to activate the changes？（）

    • A、/etc/rc.tcpip
    • B、refresh -s inetd
    • C、startsrc -s inetd
    • D、startsrc -g tcpip

    正确答案:B

  • 第17题：

    A system has a critical need for network services on a small network with a limited number of hosts. System overhead is not a concern. Which of the following should the system administrator do to help ensure connectivity in the event of a gateway failure？（）

    • A、Use the ifconfig command to enable dead gate detection
    • B、Use the no command to set active dead gateway detection
    • C、Use the route command to set active dead gateway detection
    • D、Add the line active_dgd=1 to the /etc/gated.conf command and refresh the gated daemon

    正确答案:C

  • 第18题：

    To enable the SNMP daemon during system startup， which of the following files should be modified？（）

    • A、/etc/rc.net
    • B、/etc/rc.nfs
    • C、/etc/rc.tcpip
    • D、/etc/inetd.conf

    正确答案:C

  • 第19题：

    An application is no longer required to start up automatically at system boot.  Which of the following  supported procedures would the administrator use to accomplish this（）

    • A、Edit the /etc/inittab and comment out the entry that starts the application by placing a at the beginning of the line.
    • B、Use the chitab command.
    • C、Use the rmitab command.
    • D、Edit the /etc/reboot file to remove the entry that starts the application.

    正确答案:C

  • 第20题：

    Which of the following commands would a system administrator use to initiate a rescan of the /etc/inittab file（）

    • A、telinit -q
    • B、init -r
    • C、initab -s
    • D、exec /etc/inittab

    正确答案:A

  • 第21题：

    A file system has been corrupted and needs to be restored.  Which file contains the ufsdump levels for this file system？ （）

    • A、 /etc/backup
    • B、 /etc/ufsdump
    • C、 /etc/dumpdates
    • D、 /etc/fsdumpdates

    正确答案:C

  • 第22题：

    单选题
    To enable the SNMP daemon during system startup， which of the following files should be modified？（）
    A

    /etc/rc.net

    B

    /etc/rc.nfs

    C

    /etc/rc.tcpip

    D

    /etc/inetd.conf


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    A file system has been corrupted and needs to be restored.  Which file contains the ufsdump levels for this file system？ （）
    A

     /etc/backup

    B

     /etc/ufsdump

    C

     /etc/dumpdates

    D

     /etc/fsdumpdates


    正确答案： B
    解析： 暂无解析

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