单选题After factory-defaults have been loaded, which two syslog files will be present in the configuration?（）A system and chassisdB syslog-messages and NVRAMC messages and interactive-commandsD authorization and events

第1题：

第2题：

Which three statements about Syslog utilization are true?（）

• A、Utilizing Syslog improves network performance.
• B、The Syslog server automatically notifies the network administrator of network problems.
• C、A Syslog server provides the storage space necessary to store log files without using router disk space.
• D、There are more Syslog messages available within Cisco IOS than there are comparable SNMP trap messages.
• E、Enabling Syslog on a router automatically enables NTP for accurate time stamping。
• F、A Syslog server helps in aggregation of logs and alerts.

第3题：

第4题：

Which two locations can be configured as a source for the IOS image in the boot system command?（）

• A、RAM
• B、NVRAM
• C、flash memory
• D、HTTP server
• E、TFTP server
• F、Telnet server

第5题：

A corrupted file system is now repaired and back in use. Some， but not all of the files within the file  systems have been deleted. The only backup of this file system is a month-old tar archive. This archive will need to be restored as root.  Which two statements correctly describe the effects of the restore operation？（）

• A、 Files found in the file system that are also on tape will NOT be overwritten.
• B、 The missing files， present on the backup tape， are restored to the file system with the data as it was when the backup was taken.
• C、 The access times are preserved by tar and will reflect the time when a user last accessed the data.
• D、 The modification time on the files restored by tar will be preserved and will reflect the time the file was last modified before the backup， NOT the time of the restore operation.

第6题：

第7题：

After factory-defaults have been loaded, which two syslog files will be present in the configuration?（）

• A、system and chassisd
• B、syslog-messages and NVRAM
• C、messages and interactive-commands
• D、authorization and events

第8题：

第9题：

You have enabled backup optimization for the RMAN environment. Identify two criteria on which RMAN will skip the file, if it has already been backed up.（） (Choose two.)

• A、The data file backup is done with multiple channels
• B、The data files is in the read-write mode after being backed up in the read only mode
• C、The backup was taken after the data files was taken offline-normal or is in the read only mode
• D、The data file backup complies with the back retention policy and the backup duplexing feature

第10题：

A patch has been applied to the operating system.  After rebooting, the system is hung.  Which of the following commands should have been performed to prevent the system from hanging?（）

• A、 lppchk, bosboot 
• B、 lslpp -l, oslevel 
• C、 installp -C, lppchk 
• D、 bosboot, synclvodm