NFS（Network file System）网络文件系统

A . billing&charging B . All technology C . multi vendor

A . Its entries are specific to a single database. B . It contains file systems that have been mounted by Direct NFS. C . It is globally available to all Oracle 11g databases on the machine. D . It contains file systems that have been mounted by the kernel NFS system.

A . lsnfs3 B . lsnfs -v 3 C . lsfs -v nfs3 D . lsfs -t nfs3

A .  /etc/backup B .  /etc/ufsdump C .  /etc/dumpdates D .  /etc/fsdumpdate

A . The action parameter of rcnfs in /etc/inittab is 'off' and the script called is not exiting. B . The action parameter of rcnfs in /etc/inittab is 'wait' and the script called is not exiting. C . The action parameter of rcnfs in /etc/inittab is 'once' and the script called is not exiting. D . The action parameter of rcnfs in /etc/inittab is 'respawn' and the script called is not exiting.

A . eliminates dependence of middleware layer  B . provides the ability to partition the library  C . makes tape look and work like any removable media  D . provides up to 48% lower power consumption in idle mode

A . It bypasses the OS file system cache. B . A separate NFS interface is required for use across Linux, UNIX, and Windows platforms. C . It uses the operating system kernel NFS layer for user tasks and network communication modules. D . File systems need not be mounted by the kernel NFS system when being served through Direct NFS. E . Oracle Disk Manager can manage NFS on its own, without using the operating system kernel NFS driver.

A . Allow unrestricted access to the console or VTY ports B . Use a firewall to restrict access from the outside to the network devices C . Always use Telnet to access the device command line because its data is automatically encrypted D . Use SSH or another encrypted and authenticated transport to access device configurations E . Prevent the loss of passwords by disabling password encryptio

A . Export the desired filesystem in the /etc/nfs file， run ’exportfs -a’，create a mount directory on the desired server， and mount the NFS filesystem. B . Run ’exportfs -a’，export the desired filesystem in the /etc/nfs file，create a mount directory on the desired server， and mount the NFS filesystem. C . Export the desired filesystem in the /etc/exports file， run ’exportfs -a’，create a mount directory on the desired server，and mount the NFS filesystem. D . Run ’exportfs -u’，export the desired filesystem in the /etc/exports file， create a mount directory on the desired server，and mount the NFS filesystem.

A . host security B . perimeter security C . security monitoring D . policy management

A .  fssnap -i B .  fssnap -r C .  ufsrestore -i D .  snaprestore -i

A .  The code does not compile. B .  The code runs and no change is made to the file. C .  The code runs and sets the length of the file to 0. D .  An exception is thrown because the file is not closed. E .  The code runs and deletes the file from the file system.

A .  host security B .  perimeter security C .  security monitoring D .  policy management

A . The data file cannot be recovered. B . The date file can be restored from the SYSTEM auto backup. C . Take thetablespaceoffline，drop，kand re-create it. D . Recovery Manager （RMAN） is used to recover the data file. E . The ALTER DATABSE CREATE DATAFILE..commandis used to recover the data file.

A .  Its entries are specific to a single database. B .  It contains file systems that have been mounted by Direct NFS. C .  It is globally available to all Oracle 11g databases on the machine. D .  It contains file systems that have been mounted by the kernel NFS system.

A . Allow unrestricted access to the console or VTY ports. B . Use a firewall to restrict access from the outside to the network devices. C . Always use Telnet to access the device command line because its data is automatically encrypted. D . Use SSH or another encrypted and authenticated transport to access device configurations. E . Prevent the loss of passwords by disabling password encryption.&e

A . A file system cannot be mounted on a directory containing data. B . Mounting a file system on a mount point containing data will delete the data. C . Mounting a file system on a amount point containing data will make the data temporarily inaccessible. D . A systems administrator must manually create an empty directory prior to mounting an AIX JFS.

A . TCP/IP网络上异构系统间的文件共享 B . 共享调制解调器 C . 共享远程打印机 D . 于Windows中的文件共享一致

A . The action parameter of rcnfs in /etc/inittab is ’off’ and the script called is not exiting. B . The action parameter of rcnfs in /etc/inittab is ’wait’ and the script called is not exiting. C . The action parameter of rcnfs in /etc/inittab is ’once’ and the script called is not exiting. D . The action parameter of rcnfs in /etc/inittab is ’respawn’ and the script called is not exiting

A . Export the desired filesystem in the /etc/nfs file, run 'exportfs -a', create a mount directory on the desired server, and mount the NFS filesystem. B . Run 'exportfs -a', export the desired filesystem in the /etc/nfs file, create a mount directory on the desired server, and mount the NFS filesystem. C . Export the desired filesystem in the /etc/exports file, run 'exportfs -a', create a mount directory on the desired server, and mount the NFS filesystem. D . Run 'exportfs -u', export the desired filesystem in the /etc/exports file, create a mount directory on the desired server, and mount the NFS filesystem.

A . It utilizes the OS file system cache. B . A traditional NFS mount is not required when using Direct NFS. C . Oracle Disk Manager can manage NFS on its own, without using the operating kernel NFS driver. D . Direct NFS is available only in UNIX platforms. E . Direct NFS can load-balance I/O traffic across multiple network adapters.

是 否