When a client using the SERVER_ENCRYPT authentication type connects to a server using the SERVER authentication type, what happens?（） An error will occur.。 Data passed between the client and the server is encrypted.。 User IDs and passwords are passed to the server unencrypted.。 User IDs and passwords are encrypted before they are passed to the server.。
环境风险评价的重点在于（）。 彻底消除风险。 降低风险损失。 究风险减缓措施。 认清风险危害。
Which registry variable should be set to keep the buffer pools in memory on AIX and Linux?（） DB2_KEEP_BP 。 DB2_PINNED_BP 。 DB2MEMDISCLAIM 。 DB2MEMMAXFREE。
In addition to a POWER5 system and an HMC， what else is required to enable Micro-Partitions in an AIX environment？（） AIX 5.3 and Dynamic Logical Partitioning。 AIX 5.2 and Dynamic Logical Partitioning。 AIX 5.2 and Advanced POWER Virtualization feature。 AIX 5.3 and Advanced POWER Virtualization feature。
类病毒
A system administrator wants to automatically eject the backup tape each night after the backup is complete. Which command can be used to eject the tape？（）
