[多项选择]To enable faster incremental backups, you enabled block change tracking for the database.Which two statements are true about the block change tracking file? （）(Choose two.)
A. Multiple change tracking files can be created for a database.
B. The change tracking file must be created after the first level 0 backup.
C. RMAN does not support backup and recovery of the change tracking file.
D. The database clears the change tracking file and starts tracking changes again, after whole database restore and recovery operations.

[多项选择]To enable faster incremental backups, you enabled block change tracking for the database.Which two statements are true about the block change tracking file?（）
A. Multiple change tracking files can be created for a database.
B. The change tracking file must be created after the first level 0 backup.
C. RMAN does not support backup and recovery of the change tracking file.
D. The database clears the change tracking file and starts tracking changes again, after whole database restore and recovery operations.

[多项选择]You have enabled resumable space allocation in your database by setting the RESUMABLE_TIMEOUT parameter set to a nonzero value.Which three statements about resumable space allocation are true? （）
A. Even with resumable space allocation enabled for your database, you can disable resumable space allocation for a single session.
B. A resumable statement is suspended only if an out of space error occurs. （Out of space condition Maximum extents reached condition，Space quota exceeded condition）
C. When a resumable statement is suspended, the transaction that contains the statement is also suspended.
D. A resumable statement can only be suspended and resumed once during the execution of the statement.
E. You can query the V$SESSION_WAIT dynamic performance view to identify the statements that are suspended for a session.

[单项选择] You enable block change tracking. You issue the following command: BACKUP INCREMENTAL LEVEL 0 DATABASE; The next day, you issue the following command: BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE; Which statement about the use of the change tracking file is true?（）
A. RMAN reads the block change tracking file only when it performs the incremental level 0 backup.
B. RMAN reads the block change tracking file when it performs both incremental backups.
C. RMAN reads the block change tracking file only when it performs the incremental level 1 backup.
D. RMAN does not read the block change tracking file when it performs either incremental backup.

[单项选择]What parameters must you specify when you enable EIGRP routing?（）
A. The broadcast address, and AS number
B. The network number and AS number
C. EIGRP routing, network number and passive interface
D. EIGRP routing, network number, and AS

[单项选择] You have enabled backup optimization in RMAN. You issue the following RMAN command to configure a redundancy-based retention policy: CONFIGURE RETENTION POLICY TO REDUNDANCY 3; Which statement is true?（）
A. The command fails because you cannot configure a redundancy-based retention policy when backup optimization is enabled
B. Backup optimization is performed, but RMAN considers the redundancy-based retention policy when it determines which datafiles should be backed up
C. Backup optimization is permanently disabled
D. Backup optimization is temporarily disabled because a redundancy-based retention policy is specified

[多项选择]To enable faster incremental backups， you enabled block change tracking for the database. Which two statements are true about the block change tracking file？（） 
A.  Multiple change tracking files can be created for a database.
B.  The change tracking file must be created after the first level 0 backup.
C.  RMAN does not support backup and recovery of the change tracking file.
D.  The database clears the change tracking file and starts tracking changes again，after whole database restore and recovery operations.

[多项选择]What happens when you enable QoS bandwidth detection? （）(Choose two.)
A. Circuit speed is reduced by 2% for overhead.
B. WAN speed can be configured to the LAN speed.
C. Bandwidth is adjusted based on minimum and maximum settings.
D. WAN bandwidth is detected based on acknowledgement of metapackets.

[单项选择]You want to enable automatic PGA memory management in your database. Which setting is required toachieve this?（）
A. Set MEMORY_TARGET to zero
B. Set the STATISTICS_LEVEL parameter to BASIC
C. Set the WORKAREA_SIZE_POLICY parameter to MANUAL
D. Set the PGA_AGGREGATE_TARGET parameter to nonzero value

[单项选择]Which command would you use to enable chassis cluster on an SRX device, setting the cluster ID to 1 and node to 0?（）
A. user@host# set chassis cluster cluster-id 1 node 0 reboot
B. user@host> set chassis cluster id 1 node 0 reboot
C. user@host> set chassis cluster cluster-id 1 node 0 reboot
D. user@host# set chassis cluster id 1 node 0 reboot

[多项选择]You want to enable resumable space allocation at the instance level.Which two actions would enable resumable space allocation at the instance level?（）
A. issuing the ALTER SYSTEM ENABLE RESUMABLE; statement
B. issuing the ALTER SESSION ENABLE RESUMABLE; statement
C. modifying the RESUMABLE_TIMEOUT initialization parameter to a nonzero value
D. issuing the ALTER SYSTEM SET RESUMABLE_TIMEOUT=; statement

[单项选择]Which statement is true when you enable SSL for the WebUI?（）
A. SSL is enabled for the WebUI by default.
B. You must address the WebUI using HTTPS://.
C. You must change the WebUI port when enabling SSL.
D. The demokey and democert are applied to the WebUI by default.

[单项选择]Which parameter do you use to enable Junos Pulse Access Control Service enforcement on a policy on a ScreenOS platform?（）
A. uac-policy
B. ic-policy
C. inyranet-auth
D. uac-auth

[单项选择] You wish to enable an audit policy for all database users, except SYS, SYSTEM, and SCOTT.You issue the following statements: SQL> AUDIT POLICY ORA_DATABASE_PARAMETER EXCEPT SYS;SQL> AUDIT POLICY ORA_DATABASE_PARAMETER EXCEPT SYSTEM; SQL> AUDIT POLICY ORA_DATABASE_PARAMETER EXCEPT SCOTT; For which database users is the audit policy now active?（）
A. All users except SYS
B. All users except SCOTT
C. All users except sys and SCOTT
D. All users except sys, system, and SCOTT

[单项选择] To enable the Database Smart Flash Cache, you configure the following parameters: DB_FLASH_CACHE_FILE = ‘/dev/flash_device_1’ , ‘/dev/flash_device_2’ DB_FLASH_CACHE_SIZE=64G What is the result when you start up the database instance?（）
A. It results in an error because these parameter settings are invalid.
B. One 64G flash cache file will be used.
C. Two 64G flash cache files will be used.
D. Two 32G flash cache files will be used.

[单项选择]You enabled Flashback Data Archive on the INVENTORY table.Which DDL operation is supported on the table after enabling Flashback Data Archive?（）
A. Drop the table.
B. Partition the table
C. Truncate the table.
D. Add a column to the table.
E. Rename a column in the table.