Neither a memory managementunit nor an instruction or data cache are used.
这既不需要使用内存管理单元，也不需要使用指令或数据缓存。
2
Synchronous replication copies data operations using distributed transaction management that applies operations to all copies (almost) simultaneously as a single unit of work.
同步复制使用分布式事务处理管理复制数据操作，(几乎)同时的作为工作单点，将操作应用到所有复件。
3
Notable star: Igenix, UnitedHealth's datamanagement and information technology unit, whose revenues increased more than 25%.