Which of the following best describes the lock protection provided by DB2 for the current row of a cursor?（） ["The cursor is only protected from updates and deletes by concurrent applications.","The row is only protected from positioned updates and deletes that reference another cursor of the same application.","The cursor is protected from positioned updates and deletes that reference another cursor of a different application.","The row is protected from updates and deletes by the current application and from positioned updates and deletes that reference another cursor of the same application."]
衡量人体氧系统功能的强弱除了可用呼吸系统或心血管系统的一些指标外，常用的衡量氧运输系统整体功能的综合性指标就是：（） ["肺通气量","肺血流量","肺泡通气量","最大吸氧量"]
A healthcare provider has two applications that they need to redundantly protect in a SAN environment. Their patient record application runs on Oracle 11i and consists of many small， randomly accessed files. The database is kept on three clustered Sun servers and currently uses 30 TB of data space. Their imaging application that retains and manages x-rays， consists of Filenet， CommonStore， and TSM running on an IBM Power750 server， and is currently using 65 TB of data space. Which of the following disk solutions meets the customer’s requirement（） ["IBM System Storage DS8700 2 way","IBM System Storage DCS9900","IBM System Storage DS8700 4 way","IBM XIV Storage System"]
根据林木用途的不同，我国现有森林主要可以划分为（）、（）、（）、（）等类型。
An administrator wants to run topas as their own userid but gets the following error when trying. user1>$ topas topas. Unable to initialize Spmi interface Spmi. Error 13 opening file /etc/Spmi_shm_hook. Which of the following is the most likely cause of the error?（） ["The \/dev\/kmem file must be at 777 permissions.","The administrator is using other shell than ksh.","The number of pipe handles at \/etc\/tunables is too low.","The topas command must be run with root at least once previously."]
反渗透系统的在线清洗控制的关键点有哪些？
