A police department is interested in disk storage for a video application. Once the data is stored todisk it will be backed up to tape for long term storage. The array must have the highestperformance. Redundancy is not required. What RAID level will meet this requirement？（） RAID 1。 RAID 0。 RAID 5。 RAID DP。
建设单位应向（）移交工程档案。 城建档案馆。 建设行政主管部门。 行业协会。 监督机构。
An administrator needs to configure a server （192.168.22.22） as a temporary solution for an NTP master that has stopped working. What is the process for configuring the NTP master？（） Edit the /etc/ntp.conf file changing the server line to ’server 127.127.1.0’ and add the line ’fudge 127.127.1.0 stratum 0’， and then refresh the daemon.。 Edit the /etc/ntp.conf file changing the server line to ’server 127.127.1.0’ and add the line ’master 127.127.1.0 stratum 0’， and then refresh the daemon.。 Edit the /etc/ntp.conf file changing the server line to ’server 192.168.22.22’ and add the line ’fudge 192.168.22.22 stratum 0’， and then refresh the daemon.。 Edit the /etc/ntp.conf file changing the server line to ’server 192.168.22.22’ and add the line ’master 192.168.22.22 stratum 0’， and then refresh the daemon.。
You have a very large table that your users access frequently. Which of the following advisors will recommend any indexes to improve the performance of queries against this table?（） The Automatic Memory Manager (AMM)。 The SQL Tuning Advisor。 The Segment Advisor。 The SQL Access Advisor。
噬菌斑
You are tuning RMAN to optimize performance.You want tape I/O to be asynchronous when you perform tape backups. Which action should you take?（）
