单项选择题 Which of the following best describes the age of the data in an OLTP system?（）

单项选择题 Which of the following is the lowest cost DB2 product that can be legally installed on an AIX server?（）

单项选择题 Which of the following DB2 products are required on an iSeries or System i server to enable an application running on that server to retrieve data from a DB2 database on a Linux server?（）