ower770最大支持的CPU核心数量？（）

A、64

B、48

C、24

D、32

An operator is asked to verify the exact location of the default JRE binary. The following commands were run: $ which java /usr/bin/java $ ls -l /usr/bin/java lrwxrwxrwx 1 root other 23 Jan 27 2006 /usr/bin/java -> ../jre1.5.0_06/bin/java Based on the command outputs above, what is the path to the java executable file?（）

A、/usr/bin/java

B、/usr/jre1.5.0_06/bin/java

C、/usr/bin/jre1.5.0_06/bin/java

D、/usr/bin/java/jre1.5.0_06/bin/java

Which utility allows a technician to see the status of system resources such as IRQs on a Windows 2000 computer？（）

A、Add/Remove Hardware

B、WINNT32

C、SYSEDIT

D、Device Manager

You want to perform the database backup when user activity on your system is low, such as between 12:00 a.m. and 2:00 am. Which command terminates with an error if the backup is not complete at the end of the specified duration?（）

A、RMAN> BACKUP DURATION 2:00 MINIMIZE LOAD DATABASE

B、RMAN> BACKUP DURATION 2:00 PARTIAL FILESPERSET 1 DATABASE

C、RMAN> BACKUP DURATION 2:00 PARTIAL MINIMIZE TIME DATABASE 

D、RMAN> BACKUP AS COPY DURATION 2:00 PARTIAL MINIMIZE LOAD DATABASE

按照组成卫星通信系统的多颗非同步卫星排列方式不同，可以将非同步卫星分为随机卫星和（）。

A、固定卫星

B、综合卫星

C、赤道卫星

D、相位卫星

项目总投资额的组成是（）。