按照股票的持有人享有的股利和承担的责任的角度，股票可以分为（）。 无面额股票。 面额股票。 优先股。 普通股。
A retail company needs to add more servers to their Citrix farm. They are considering 1U servers and High End Enterprise Servers. Their current need is internal storage only， with the possibility to attach to a SAN later. Which TWO of the following features of the IBM x366 would exceed the 1U server’s capabilities？（） Ability to add expansion cards。 More Citrix users per server reduces management costs。 Ability to run on both 110V and 220V power input。 Ease of deployment due to infrastructure integration。 Physical sharing of the SCSI Storage Expansion Unit。 Fewer cables and better cable management due to modular switches。 Integrated HBAs for SAN connectivity。
（）代表总承包单位履行设计施工总承包合同，进行项目管理 综合部。 项目经理。 质量安全部。 技术部。
肌内收缩时张力基本保持不变，但肌纤维长度缩短或延长称为：（） 等张运动。 等长运动。 等速运动。 放松运动。 耐力运动。
You are maintaining your OLTP database in Oracle10g. While observing the performance of the database， you find that the log switch occurs more than once for every 20 minutes， affecting the database performance. Which factor is responsible for frequent log switches？（） the value of the UNDO_RETENTION initialization parameter。 the value of the optimal redo log file size provided by the Redo Logfile Size Advisor。 the online redo log files size。 the number of redo log members in a grou。
关于钢筋混凝土板的配筋构造要求的表述，说法错误的是（）。
