An operator is asked to shutdown the telnet service for security reasons. What are the appropriate commands to achieve this?（） comment out telnetd in /etc/services refresh -s inetd。 comment out telnetd in /etc/inetd.conf refresh -s inetd。 comment out telnetd in /etc/rc.tcpip refresh -s telnetd。 comment out telnetd in /etc/inetd.conf refresh -s telnetd。
During recovery， you need to know if log sequence 11 is in the online redo logs， and if so， you need to know the names of the online redo logs so you can apply them during recovery. Which view or views would you use to determine this information？（） V$LOGFILE。 V$RECOVER_LOG。 V$RECOVER_DATABASE。 V$LOG_RECOVER。 V$LOG。
中间冷凝器和中间再沸器的使用会使分馏过程的总热负荷（），有效能降级程度会（）。 低，减小。 降低，增大。 不变，减小。 无法确定。
A client is configuring an x3650 M3. Once the system is in production， they need to able to remotely view and make changes to the UEFI interface. Which of the following is the correct way to configure this？（） Configure the RSA with an IP address。 Configure the BMC with an IP address。 Configure the AMM with an IP address。 Configure the IMM with an IP addre。
火力发电厂的给水必须经过处理，否则（） 会造成热力设备腐蚀，结垢。 会出现热力设备运行障碍。 会使设备的使用寿命缩短。
A user wants to be permanently added to the dba group. Which of the following commands or processes can be used to accomplish this（）
