单项选择题
You want to back up your 100-GB database on a remote tape device. You are required to ensure that minimum network bandwidth is consumed while transferring the backups to the tape device. The current consumption of your CPU is approximately 40 percent.
Which type of backup should you perform?（）
A. standard backup set
B. image copy
C. compressed backup
D. user-managed backup
相关考题
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单项选择题
Which steps are mandatory to enable Direct NFS?（） 1. Mount all required file systems using the kernel NFS driver. 2. Create an oranfstab file containing the attributes for each NFS server to be accessed using Direct NFS. 3. Replace the ODM library libodm11.so_stub with libodm11.so.
A. 2 and 3
B. 1 and 3
C. 1 and 2
D. 1, 2 and 3 -
单项选择题
Evaluate the following block of code: What is the outcome of the above code?（）
A. It produces an error because a fully qualified host name needs to be specified.
B. It produces an error because the range of ports associated with the hosts has not been specified.
C. It creates an access control list (ACL) with the user ACCT_MGR who gets the CONNECT and RESOLVE privileges.
D. It creates an access control list (ACL) with the user ACCT_MGR who gets the CONNECT privilege but not the RESOLVE privilege. -
多项选择题
USER_DATA is a nonencrypted tablespace that contains a set of tables with data. You want to convert all existing data in the USER_DATA tablespace and the new data into the encrypted format. Which methodswould you use to achieve this?（）
A. Use Data Pump to transfer the existing data to a new encrypted tablespace
B. Use ALTER TABLE MOVE to transfer the existing data to a new encrypted tablespace
C. Use CREATE TABLE AS SELECT to transfer the existing data to a new encrypted tablespace
D. Enable row movement for each table to be encrypted and then use ALTER TABLESPACE to encrypt the tablespace
E. Encrypt the USER_DATA tablespace using the ALTER TABLESPACE statement so that all the data in the tablespace is automatically encrypted
