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For security reasons， an administrator is asked to modify the system to prevent someone from  leaving a terminal logged in.  Which of the following options would enable a five minute timeout for all users（）A、Add the following line to /etc/environment： TMO

题目

For security reasons， an administrator is asked to modify the system to prevent someone from  leaving a terminal logged in.  Which of the following options would enable a five minute timeout for all users（）

  • A、Add the following line to /etc/environment： TMOUT=300
  • B、Add the following lines to /.profile TMOUT=5 export TMOUT
  • C、Run the following command： chuser -u ALL -a TIMEOUT=5M
  • D、Run the following command： chsec -u ALL -a TIMEOUT=600
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相似问题和答案

第1题：

Which action changes the default editor for ALL users on the system from vi to edit of the following？（）

  • A、Issue the command：  export EDITOR=/usr/bin/edit
  • B、Modify /.profile and change the EDITOR variable to /usr/bin/edit
  • C、Modify /etc/environment and add  EDITOR=/usr/bin/edit  export EDITOR
  • D、Modify /etc/security/defaults and change the EDITOR value to /usr/bin/edit

正确答案:C

第2题：

On a system wide basis， which of the following procedures is best to make NIS name resolution take precedence over DNS？（）

  • A、Remove the /etc/resolv.conf file
  • B、Unset the NSORDER environment variable
  • C、Add the following line to /etc/netsvc.conf： hosts=nis，bind，local
  • D、In a NIS and DNS environment， NIS takes precedence so there is nothing to change

正确答案:C

第3题：

Before performing a mksysb system backup, which of the following procedures should a system administrator perform to avoid backing up certain user files?()

A.Add the list of files to /etc/exclude.rootvg.

B.Modify the image.data file and add the files to be excluded form the backup.

C.Modify the bosinst.data file and specify which files are to be excluded from the backup.

D.Specify the files to be excluded on the command line when executing the mksysb command.


参考答案：B

第4题：

Which of the following procedures best explains how to enable the NIS name resolution to take precedence over DNS on a system-wide basis?（）

  • A、 Add the following line to /etc/netsvc.conf: hosts = nis,bind,local 
  • B、 edit /etc/netsvc.conf to add the following: process /full/path/of/process /{ hosts = local,nis,dns} 
  • C、 In an NIS and DNS environment, NIS takes precedence over DNS in this environment resulting in no change 
  • D、 Change the NSORDER environment variable 

正确答案:A

第5题：

A System p administrator is investigating a possible security breech and wants to review  information about failed login attempts to the system.  Which of the following commands will show this（）

  • A、fwtmp < /etc/security/failedlogin
  • B、cat /etc/security/failedlogin
  • C、who
  • D、alog -f /etc/security/failedlogin -o

正确答案:A

第6题：

Which action changes the default editor for ALL users on the system from vi to edit？（）

  • A、Issue the command：export EDITOR=/usr/bin/edit edit each users .profile to change the EDITOR value to /usr/bin/edit
  • B、Modify /.profile and change the EDITOR variable to /usr/bin/edit
  • C、Modify /etc/environment and add EDITOR=/usr/bin/edit export EDITOR
  • D、Modify /etc/security/defaults and change the EDITOR value to /usr/bin/edit

正确答案:C

第7题：

A system administrator wants to configure a system so that all new users will be put into the database group by default. How would this be accomplished？（）

  • A、remove all other groups from the system
  • B、run the command mkuser -default "GROUP=database"
  • C、change the default group in /usr/lib/security/mkuser.default
  • D、edit /etc/security/group to move all users to the database stanza

正确答案:C

第8题：

Which action change the default editor for ALL users on the system from vi to edit（）

  • A、Issue the command： export EDITOR=/usr/bin/edit edit each user .profile to change the EDITOR value to /usr/bin/edit
  • B、Modify /.profile and change the EDITOR variable to /usr/bin/edit
  • C、Modify /etc/environment and add EDITOR=/usr/bin/edit export EDITOR
  • D、Modify /etc/security/defaults and change the EDITOR value to /usr/bin/edit

正确答案:C

第9题：

A system administrator receives a new server and has booted the system for the first time. The administrator has set up the terminals and users. The user start to log on. Root is logged in on the console. When additional users start to log in, an error is displayed stating that All available login sessions are in use. Which of the following steps should be followed to resolve this problem?（）

  • A、Permissions on /etc/security were changed in error; do a chmod 755 on /etc/security directory.
  • B、Increase the number of licenses; using smit chaili cense
  • C、Change the Maximum number of PROCESSES allowed per user variable; using smit chgsys.
  • D、Change User can logi field from false to true: using smit chuser.

正确答案:B

第10题：

For security reasons， an administrator is asked to modify the system to prevent someone from leaving a terminal logged in. To enable a five minute timeout for all users， what would need to be done to accomplish this task？（）

  • A、Add the following line to /etc/environment：  TMOUT=300
  • B、Add the following lines to /.profile  TMOUT=5  export TMOUT
  • C、Execute the following command：  chuser -u ALL -a TIMEOUT=5M
  • D、Execute the following command：  chsec -u ALL -a TIMEOUT=600

正确答案:A

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