单选题A user sends you an email with the following error message： create table idtable（id number） * ERROR at line 1： ORA- 01110： data file 4： ，，/oracle01/oradata/orcl/users01.dbf ORA-27041： 01116： error in opening database file 4 ORA-unable to open file Linux Error： 2： No such file or directory Additional information： 3 You can choose from the following steps： a. Restore the missing database datafiles. b. Take the missing datafile offline. c. Shut down the database. d. Issue the recover tablespace USERS command. e. Issue the Startup Mount command to mount the database. f. Bring the USERS tablespace online. g. Issue the alter database open command. Which is the correct order of these steps in this case？（）Ab， a， d， fBc， a， e， b， d， f， gCc， e， d， gDb， d， f Ee， d， g
单选题
A user sends you an email with the following error message： create table idtable（id number） * ERROR at line 1： ORA- 01110： data file 4： ，，/oracle01/oradata/orcl/users01.dbf ORA-27041： 01116： error in opening database file 4 ORA-unable to open file Linux Error： 2： No such file or directory Additional information： 3 You can choose from the following steps： a. Restore the missing database datafiles. b. Take the missing datafile offline. c. Shut down the database. d. Issue the recover tablespace USERS command. e. Issue the Startup Mount command to mount the database. f. Bring the USERS tablespace online. g. Issue the alter database open command. Which is the correct order of these steps in this case？（）
A
b， a， d， f
B
c， a， e， b， d， f， g
C
c， e， d， g
D
b， d， f
E
e， d， g
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