CEC（阳离子交换量）
In a DNS environment， the zone file that maps hostnames to IP address （sometimes called the named.hosts file）， is created on which of the following servers？（） ["Cache","Primary","Secondary","Primary and secondary"]
满配的XIV可以提供的主机端口组合是？（） ["16 FC·，6 iSCSI","16 FC·，12 iSCSI","24 FC·，6 iSCSI","24 FC·，12 iSCSI"]
《中学教师专业标准》具有（）和（）。
A user utilizing an alias to update a subset of columns in a table must have UPDATE privileges on which of the following DB2 objects?（） ["Table","Columns","Table and Alias","Columns and Alia"]
产权
