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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
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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/rc.sshC. Use /usr/sbin/sshd -restartD. Use stopsrc -s sshd and then startsrc -s sshd ” 相关考题
考题
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_configB./etc/sshd/sshd_configC./etc/ssh/ssh_configD./etc/ssh/sshd_config
考题
After performing a copy backup of a file server, the archive bit on the backed up files will be which of the following?()
A. DeletedB. UnchangedC. SetD. Copied
考题
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
考题
可通过修改哪个文件,更改ssh服务的默认端口()
A./etc/ssh/sshd_configB./etc/ssh/ssh_configC./etc/sysconfig/sshD./etc/sysconfig/sshd
考题
Which of the following files should be edited to disable remote machines from performing a "finger" on a system？（）A、/etc/security/userB、/etc/servicesC、/etc/inetd.confD、/etc/hosts.equiv
考题
可通过修改哪个文件，更改ssh服务的默认端口（）。A、/etc/ssh/sshd_configB、/etc/ssh/ssh_configC、/etc/sysconfig/sshD、/etc/sysconfig/sshd
考题
如何启动ssh服务（）。A、service sshd statusB、/etc/init.d/ssh statusC、service ssh statrtD、service sshd start
考题
After performing a copy backup of a file server， the archive bit on the backed up files will be which of the following？（）A、 DeletedB、 UnchangedC、 SetD、 Copied
考题
The /etc/qconfig file needs to be modified on a busy AIX print server with 30 printers attached. What action should be performed before modifying this file（）A、lpstat； Record the currently running jobsB、enq -DC、enq -XD、enq -h -p
考题
During an attempt to 'scp' between two hosts, an error indicating PRNG is not seeded is displayed. What is the likely cause of the error?（）A、The sshd user id is locked.B、The /var/empty directory needs to be created.C、PRNG is set to 'no' in the /etc/ssh/sshd_config file.D、The permissions on /dev/random and /dev/urandom are incorrect.
考题
Because of changes in an application environment， the /etc/inittab file needs to be modified. Which of the following commands would be used to accomplish this in a supported manner（）A、viB、chitabC、chssysD、chrsrc
考题
A System p administrator needs to set the default password length for all users to six characters. Which of the following files needs to be edited to accomplish this （）A、/etc/security/limitsB、/etc/security/mkuser.sysC、/etc/security/privD、/etc/security/user
考题
An administrator wants to restore the /etc/resolv.conf file from a mksysb backup onto server1. After the mksysb is mounted in /mnt/backup/ from the local nim server. Which command should be run to restore the file？（）A、tar -xvf /mnt/backup/server1.mksysb ./etc/resolv.confB、restore -Tvf /mnt/backup/server1.mksysb ./etc/resolv.confC、listvgbackup -f /mnt/backup/server1.mksysb -r ./etc/resolv.confD、restorevgfiles -xrm /mnt/backup/server1.mksysb ./etc/resolv.conf
考题
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 addthe line 'master 192.168.22.22 stratum 0', and then refresh the daemon.
考题
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
考题
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
考题
A file system has been corrupted and needs to be restored. Which file contains the ufsdump levels for this file system？ （）A、 /etc/backupB、 /etc/ufsdumpC、 /etc/dumpdatesD、 /etc/fsdumpdates
考题
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 sshdB
Use init.sshd /etc/rc.sshC
Use /usr/sbin/sshd -restartD
Use stopsrc -s sshd and then startsrc -s sshd
考题
单选题What command should a system administrator run after using an editor to create the /etc/tunables/nextboot file？（）A
ksh -n nextbootB
tunsave -a -f nextbootC
tuncheck -r -f nextbootD
diff $（vmtune） /etc/tunables/nextboot
考题
单选题Linux系统里，想要禁止root远程登陆，需要修改（）文件，然后重启服务。A
/etc/sshd/ssh_configB
/etc/sshd/sshd_configC
/etc/ssh/ssh_configD
/etc/ssh/sshd_config
考题
单选题Operator needs to remove all leading comments # from shell.script file. Which of the following vi sub-command can achieve this?（）A
:r/^#//gB
:1,$ s/^#//gC
:sed s/^#//gD
:sub s/^#//g
考题
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/backupB
/etc/ufsdumpC
/etc/dumpdatesD
/etc/fsdumpdates
考题
单选题可通过修改哪个文件，更改ssh服务的默认端口（）。A
/etc/ssh/sshd_configB
/etc/ssh/ssh_configC
/etc/sysconfig/sshD
/etc/sysconfig/sshd
考题
单选题During an attempt to ’scp’ between two hosts， an error indicating PRNG is not seeded is displayed.What is the likely cause of the error？（）A
The sshd user id is locked.B
The /var/empty directory needs to be created.C
PRNG is set to ’no’ in the /etc/ssh/sshd_config file.D
The permissions on /dev/random and /dev/urandom are incorrect.
考题
单选题An administrator wants to restore the /etc/resolv.conf file from a mksysb backup onto server1. After the mksysb is mounted in /mnt/backup/ from the local nim server， which command should be run to restore the file？ （）A
tar -xvf /mnt/backup/server1.mksysb ./etc/resolv.confB
restore -Tvf /mnt/backup/server1.mksysb ./etc/resolv.confC
listvgbackup -f /mnt/backup/server1.mksysb -r ./etc/resolv.confD
restorevgfiles -xrm /mnt/backup/server1.mksysb ./etc/resolv.conf
考题
单选题如何启动ssh服务（）。A
service sshd statusB
/etc/init.d/ssh statusC
service ssh statrtD
service sshd start
考题
单选题After performing a copy backup of a file server， the archive bit on the backed up files will be which of the following？（）A
DeletedB
UnchangedC
SetD
Copied
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