A technician claims to have crimped a patch cable according to the T568A standard on one end and T568B on the other. Which of the following results is to be expected?（）
A、Since only half the leads are used, the cable will only work at 100Mbps
B、The cable will only work at a maximum of 100Mbps. since 1Gbps only works on T568B cables.
C、There will be no proper data continuity; the standards utilize two different wiring diagrams.
D、The cable will only work at a maximum of 10Mbps. since 100/1000Mbps only works on T568B pure cables
Which three tasks can be performed using a duplicate database? （）(Choose three.)
ATesting the backup and recovery procedures
BTesting the upgrade of an Oracle database to a new release
CTesting the effect of an application changes on database performance
DContinuously updating archive log files from the target database to support failover
发送一封主题为“生日快乐”的电子邮件，内容为“祝您生日快乐”李明，并将我的文档中的music.mid文件以附件的形式一起发送E-mail:lp@sina.com。
对于RMON的管理信息库，以太网的统计信息包括哪些分组？
在Windows 2000/XP任务栏的“属性”对话框中不能进行（）设置。
A、清除“开始”菜单下“文档”中的内容
B、设置任务栏显示方式：总在前或自动隐藏
C、安装某些应用程序
D、在“开始”菜单中“添加或删除”某些项目
IBMDS5000系列存储系统支持哪些动态调整和调整存储配置能力（）。
A、动态扩展RAID组
B、动态扩展卷
C、动态改变RAID类型
D、动态改变segment数据块
E、以上皆是