1Z0-052多項(xiàng)選擇題每日一練(2019.05.10)

You are managing an Oracle Database 11g database with the following backup strategy： 
1.On Sunday， an incremental level 0 tape backup is performed. 
2.Monday through Saturday， acumulativeincremental level 1 tape backup is performed. 
Which two statements are true regarding the backups performed（）

You are managing an Oracle Database 11g database. The database is open， and you plan to 
performRecovery Manager （RMAN） backups. 
Which three statements are true about these backups（）

Examine the command that is used to create a table：
SQL> CREATE TABLE orders（oid NUMBER（6） PRIMARY KEY， odate DATE， ccode NUMBER （6）， oamtNUMBER（10，2）） TABLESPACE users；
Which two statements are true about the effect of the above command（）