The TS1130 tape drive is designed for high-performance computing environments where highreliability, capacity, and performance are mandated. In addition to TS3400, TS3500 and 3494 tapelibraries, which one of the following environments should be considered for its use?（） HP tape libraries 。 Dell tape libraries 。 Quantum tape libraries 。 Sun Powderhorn tape libraries (Silos)。
结构的（）是指在正常使用时，结构应具有良好的工作性能。 稳定性。 安全性。 耐久性。 适用性。
In the parameter file of your production database， the FAST_START_MTTR_TARGET parameter is set to 300 to optimize instance recovery. While observing the performance of the database during instance recovery， you find that the redo log files are not sized properly to support this activity. Which two sources could you use to determine the optimal size of the redo log files？（） the V$LOG view。 the V$DBFILE view。 the V$LOGFILE view。 the V$INSTANCE_RECOVERY view。 Oracle Enterprise Manager Database Control。
同心圆理论由谁提出，内容是什么。
如果你想拥有一家自己的企业，却又不想为繁琐的开业手续所累，那么你最好选择购买现存企业的途径。
A user is unable to determine the default system text editor.
How can the local administrator assist the user by identifying the default text editor for the system？（）
