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ocp 053 exam c 1-30

2016-01-07 20:23 351 查看
3.what dynamic performance view can you query to list the supported platforms for transportable tablespaces?

a.v$transportable_platform

4.you issue following command to enable block change tracking

sql>alter database enable block change tracking

however,you receive an error message.and the tracking file is not created.what is a possible reason for the 

error message?

d.the parameter db_create_file_dest is not set

7.you want to ensure the recoverabillty of the recovery catalog itself.which of the following steps should you implement maximize recoveryablilitty

a.configure the database for archivelog mode

b.use backup database plus archivelog when you back up the recovery catalog

d.back up the recovery catalog to disk and tape after each target database backup

8.for which of the following scenarios would you use user-managed imcpmplete recovery?

a.you have lost a datafile and one or more of the archived redo log file are missing

b.several widesparead logical errors have occurred in the database in the last day

c.you want to create a test database as of a point in the time in the past

9.you want ti levertage resource cosumer groups when using the scheduler.which scheduler object users 

resorce plans directly?

b.a job class

11.which of the following methods can you use to enable duplexed rman backups?

b.use the backup copies option in the rman configure command

d.use the copies option in the rman backup command

12.which of the following tablespaces can be recoverd while the database is online?

a.users

b.sysaux

e.example

13.which of the following methods can you use to run a job chain?

a.create and schedule a job with create job of type chain

e.use the run_chain procedure

14.which of the following commands successfully allopcate a channel?

b.allpocate channel t2 type sbt_tape;

d.allocate channel t1 type disk

15.to enable remote connections to the database using the password file,what values should remote_login_passwordfile have

b.shared

c.exclusive

16.you want to use flashback transation query to identify the sql needed to reverse a transation in the hr.employee table,where can you find out the value of the transation id column xid to use when you query falshback_transation_quewry

a.from the version_xid column of hr.employess

20.your databaser is not using an rman recovery catalog.which of the following commands are not available to you in this scenario?

a.backup..keep forever

d.report schema..at

21.which of the following dynamic performance views can you use to how the total cpu time for a consumer group?

a.v$psrc_consumer_group

22.you want to designate one of the linux system administrator as the recovery catalog owner.which role must you grant to her oracle user account?

c.recovery_catalog_owner

26.identify the correct relationships between resorce consumer groups.resorce plan directive ,and resource plsan

a.only one resource plsan can be active at a time

c.one resorce plsan can have multiple plan directions

29.you are using a recovery catalog and you lose all copies all copies of your controlfile .

which of the fillowing sets commands will you use to restore the contreolfile before you recover the database

d.restore controlfile

30.identify the asdcantage of recoveryt an image copy of a datafile during rman backup

a.during media recopvery.fewer incremental updates need to be aplied to the last image copy

c.you do not need to perform additional image copy backuos
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