Which of the following procedures is safest perform when updating licensed program products?（）

单项选择题Which of the following statements best describes the relationship between a logical volume and a journaled file system (JFS)?（）

A.Increasing the size of a logical volume also increases the size of the file system
B.Reducing the size of a logical volume requires reducing the size of the file system first
C.Increasing the size of a file system requires increasing the size of the logical volume first
D.Increasing the size of a file system also increases the size of the logical volume when necessary

单项选择题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.

单项选择题When rejecting applied an dependent updates on an AIX 5L system, which of the following procedures is most appropriate to follow?（）

A.Use the install PREVIEW option to view a list of all updates that will be rejected
B.Use the lslpp -d command to view the dependent filesets that will be rejected
C.Select the SMIT option to Verify Software Requisites and Installations first to generate a list of all applied updates.
D.Select the SMIT option to List the Maintenance Level of a Software Product to double check the update level that should be removed

单项选择题A basic TCP IP configuration on the system has just been completed. A remote system can be pinged by IP address but not by hostname. Which of the following actions should be performed next in an effort to successfully ping using the hostname?（）

A.Check routing
B.Check inetd.conf
C.Check /etc/resolv.conf
D.Check interface with ifconfig

单项选择题A graphics card has been added and the system rebooted. When running the lsdev-Cc adapter, the graphics card is not listed in the output. Which of the following actions should be performed?（）

A.Reboot system sing the mkdev -l command.
B.Install device support suing the cfgmgr -i command.
C.Use the SMIT console to redirect the console.
D.Use SMIT devices and choose the correct adapter.