单项选择题

You configured the large pool for Oracle backup and restore operations. As a result， which component would require less memory？（）

A. streams pool
B. shared pool
C. log buffer
D. keep buffer cache
E. recycle buffer cache

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单项选择题

You are managing a database for which incremental backups can be very time consuming. In order to perform optimized incremental backups you enable the block change tracking feature.How would you instruct RMAN to use the block change tracking feature when performing incremental backups？（）

A. You need to mention it with every BACKUP command.
B. The block change tracking feature is used automatically by RMAN.
C. You need to configure it using the CONFIGURE command.
D. You need to set the necessary initialization parameters to direct RMAN to use the feature.

多项选择题

You have created a job class， CUST_JOB_1， with two jobs， CUST_JOB_1_A and CUST_JOB_1_B. Which two statements are true？（）

A. The member jobs would get dropped when the job class is dropped.
B. Both the jobs would be executed concurrently.
C. The member jobs would get disabled when the job class is dropped.
D. The attributes defined at the class level would be applied to both the jobs.
E. Jobs in the job class must have been assigned the same priority.

单项选择题

The database has the data block size set to 8 KB. You need to import a tablespace with a 4 KB block size into the database. Which additional memory parameter（s） should be configured to perform a transportable tablespace import？（）

A. DB_4K_CACHE_SIZE only
B. DB_8K_CACHE_SIZE only
C. DB_BLOCK_SIZE and DB_4K_CACHE_SIZE
D. DB_BLOCK_SIZE and DB_8K_CACHE_SIZE
E. SGA_TARGET and DB_4K_CACHE_SIZE
F. DB_CACHE_SIZE only