In Recovery Manager (RMAN), you are taking image copies of the datafiles of your production database and rolling them forward as regular intervals. You attempt to restart your database instance after a regular maintenance task, you realize that one of the data files that belongs to the USERS tablespace is damaged and you need to recover the datafile by using the image copy. You could perform the following steps to accomplish this: 1) Mount the database 2) Take the data file offline 3) Bring the data file online 4) Use the RMAN SWITCH TO command to switch the image copy 5) Apply the archived redo logs 6) Open the database 7) Use the RMAN RESTORE TO command to switch to the image copy Which two options illustrate the correct sequence of steps that you could follow?() (Choose two.)
A. 2, 6, 4, 5, 3
B. 1, 2, 4, 5, 3, 6
C. 1, 2, 4, 6, 3
D. 1, 2, 7, 5, 3, 6
以下关于会计信息化及其控制的说法中不正确的是()。
A. 会计信息化是指利用计算机信息技术代替人工进行财务信息处理,以及替代部分由人工完成的对会计信息的分析和判断的过程
B. 企业出纳人员可以兼任电算化系统管理员,兼任记账凭证的审核工作
C. 企业应当建立信息化会计档案管理制度
D. 信息化会计档案是指存储在磁性介质或光盘介质的会计数据和计算机打印出来的书面等形式的会计数据,包括记账凭证、会计账簿、财务报表(包括报表格式和计算公式)等数据