单选题An application writes to a log file in the /logs filesystem that is full. After the log file is deleted, 'df' still shows the filesystem as 100% full. What is the likely cause of the problem and what will resolve it?（）A The deleted file is still open b

第1题：

An application writes to a log file in the /logs filesystem that is full. After the log file is deleted，‘df’ still shows the filesystem as 100% full.  What is the likely cause of the problem and what will resolve it？（）

• A、The deleted file is still open by the application. The system must be rebooted before ‘df’ will show the reduction in the filesystem.
• B、The deleted file is still open by the application. The application must be stopped before ‘df’ will show the reduction in the filesystem.
• C、The filesystem is still marked as full in the /etc/fs.status file. The system must be rebooted before ‘df’ will show the reduction in the filesystem.
• D、The filesystem is still marked as full in the /etc/fs.status file. The application must be stopped before ‘df’ will show the reduction in the filesystem.

第2题：

What is the process for creating an NFS mount between two servers in the same network zone？（）

• 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.

第3题：

A previously functional, scheduled snapshot operation against a JFS2 filesystem has failed. The JFS2 filesystem is mounted and appears intact. What is the most likely cause of the failure and how should it be resolved?（）

• A、The associated JFS2 log device has failed. Check the log device and varyon the device.
• B、The logical volume that hosts the snapshots is full. Increase the size of the logical volume.
• C、Fifteen snapshots already exist for the given JFS2 filesystem. Delete at least one existing snapshot.
• D、The volume group that hosts both the snapshots and JFS2 filesystem has lost quorum. Check and correct the integrity of the volume group.

第4题：

You have recovered your Oracle Database 10g by using the control file backup because all copies of the current control file have been lost due to a media failure. You open your database by using the following statement：       SQL>ALTER DATABASE OPEN RESETLOGS；   Which of the following options is true about using the RESETLOGS option？（）

• A、 The log sequence is reset to 0.
• B、 All the online redo logs are deleted.
• C、 All the archived redo logs from a previous incarnation become useless.
• D、 The full database backup taken from a previous incarnation can be used in future.
• E、 Only the control file and online redo log files are updated with a new RESETLOGS SCN and time stamp.

第5题：

The listener has shut down unexpectedly. You want to view the listener log file and listener trace file to find the cause of the problem. How can you view the contents of the listener log file and the listener trace file？（）

• A、 Open the file at the location specified by the BACKGROUND_DUMP_DEST parameter in the pfile.
• B、 Open the file at the location specified by the USER_DUMP_DEST parameter in the pfile.
• C、 Issue the SERVICES command at the LSNRCTL> prompt.
• D、 Issue the STATUS command at the LSNRCTL> prompt.

第6题：

You are the network administrator for Test King. All network servers run Windows Server 2003. You perform a full backup of the network every Monday. You perform incremental backups on Tuesday, Wednesday, Thursday, and Friday. Backups are always performed at 1:00 A.M. On Friday afternoon, a user accidentally deletes a file. You need to restore the file. What should you do?（）

• A、Open each backup log, beginning with Monday and moving forward through the week. In each log, search for a backup of the file. Restore the first backup that you find.
• B、Open each backup log, beginning with Friday and moving backward through the week. In each log, search for a backup of the file. Restore the first backup that you find.
• C、Open each backup log, beginning with Tuesday and moving forward through the week. In each log, search for a backup of the file. Restore the first backup that you find.
• D、Open the backup log for Monday. Search for a backup of the file. If you find a backup, restore the file. If you do not find a backup, open the backup log for Friday and search there. If you find a backup, restore the file. If you do not find a backup, continue opening backup logs, moving backward through the week from Friday Restore the first backup that you find.

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第13题：

The ‘fsck -p /dev/lv00’ command returned the following message：Not a recognized filesystem type. What is the likely cause of the problem and how should it be resolved？（）

• A、The file system superblock is dirty. It can be replaced from the VGDA
• B、The logical volume superblock is dirty. It can be replaced from the VGDA
• C、The file system superblock is dirty. It can be replaced from the secondary copy
• D、The logical volume superblock is dirty. It can be replaced from the secondary copy

第14题：

While attempting to expand a file system, an administrator receives an error message indicating that the filesystem is not recognized. Running the 'lsfs' command fails to display any output, but the 'df' command is working and displays normal filesystems. What is the likely cause of the problem?（）

• A、The /etc/filesystems file is missing.
• B、The /dev/hd8 logical volume is corrupt.
• C、The hosting volume group is not varied on.
• D、The /var and /tmp filesystems may be full.

第15题：

What is the primary syslog file?（）

• A、/var/syslog-file
• B、/var/syslog
• C、/var/log/messages
• D、/log-file

第16题：

Because of hardware failure， you decided to drop a redo log member from the database. Which condition should be met to drop a redo log file？（）

• A、 The redo log file should belong to an active group.
• B、 The redo log file should belong to an inactive group.
• C、 The redo log file should belong to the current group.
• D、 The redo log file can be dropped only if all the transactions are stopped.
• E、 Before a redo log file is dropped， it should be deleted from the operating system （OS）.

第17题：

A redo log file is corrupted while the database is open； as a consequence， database operations are stopped because archiving cannot continue. What would you do to solve the problem？（）

• A、 clear the redo log group
• B、 perform redo log file import
• C、 perform an incomplete recovery
• D、 perform a redo log recovery using Recovery Manager （RMAN）
• E、 shut down the database and open the database in the NOARCHIVELOG mode

第18题：

You are the network administrator for TestKing. The network contains a Windows Server 2003 computer named Testking1. You back up the data folders on Testking1 by using the following schedule: 1. Normal backup every Monday. 2. Incremental backups every Tuesday, Wednesday, Thursday, and Friday. After the backup on Friday is completed, a user accidentally deletes a file from a data folder on Server1. The user reports that he modified the file in the past week, but he does not know which day he modified the file. You do not know when the file was last backed up. You need to restore the latest copy of the file as quickly as possible. What should you do?（）

• A、Open the backup log for each day. Begin by opening the log for Monday, and then work forward through the logs for each day of the week. In each log, search for a backup of the file. Restore the first backup that you find.
• B、Open the backup log for each day. Begin by opening the log for Tuesday, and then work forward through the logs for each day of the week. In each log, search for a backup of the file. Restore the first backup that you find.
• C、Open the backup log for each day. Begin by opening the log for Friday, and then work backward through the logs for each day of the week. In each log, search for a backup of the file. Restore the first backup that you find.
• D、Restore the file from the Monday, Tuesday, Wednesday, Thursday, and Friday backups, in that order.
• E、Restore the file from the Monday backup, and then from the Friday backup.

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