[OCP|052]OCP最新题库解析(052)--小麦苗解答版 OCP最新题库解析历史连接(052):http://mp.weixin.qq.com/s/bUgn4-uciSndji_pUbLZfA ⊙ [OCP最新题库解析(052)--题3]Which two are true about external tables?⊙ [OCP最新题库解析(052)--题2]...is true about FAST_START_MTTR_TARGET⊙ [OCP最新题库解析(052)--题1]Whic…
choose three Which three statements are true about Oracle Data Pump? A) Oracle Data Pump export and import operations can be performed only by users with the SYSDBA privilege. B) IMPDP can be used to change target data file names, schemas, and tables…
choose three Your database is configured for ARCHIVELOG mode, and a daily full database backup is taken. RMAN is configured to perform control file autobackup. In which three scenarios do you need media recovery? A) loss of data files that belong to…
choose two Examine this command executed on a client that is remote from the database server. SQL> CONNECT hr/hr@orcl Which two are required for this command to connect the SQLPLUS client to a database instance? A) A service name must be defined to t…
7.daily_ords_lst is created in locally managed tablespace ORDERS_TBS which uses automatic segment space management. CREATE TABLE daily_ords_list (ordno NUMBER, ord_date DATE) PCTFREE 20; Which two are true ? A) 80% of every data block in daily_ords_l…
6.Which four statements are true about database instance behavior? A) Redo log files can be renamed in mount state. B) Datafiles can be renamed in mount state. C) All dynamic performance views (v$ views) return data when queried from a session connec…
5.One of your databases supports an OLTP workload. The default undo tablespace is fixed size with: 1. RETENTION NOGUARANTEE 2. undo_retention is 12 minutes User scott get this error after a query on the sales table has run for more than 15 minutes: O…
题目: Which three statements are true about Flashback Database? A. Flashback logs are written sequentially, and are archived. B. Flashback Database uses a restored control file to recover a database. C. The Oracle database automatically creates, delete…
题目: Examine this parameter: NAME TYPE VALUE ------------------------ ------------- ---------------------------------- db_create_file_dest string /u01/app/ oracle/ oradata/prod/ Now examine this statement which…
The hr user executes the following query on the employees table but does not issue commit, rollback, or any data definition language (DDL) command after that: SQL> SELECT job FROM employees WHERE job='CLERK' FOR UPDATE OF empno; HR then opens a secon…
Examine the parameters for a database instance: NAME TYPE VALUE-------------------------------- -------------- ---------------temp_undo_enabled boolean TRUEundo_management string AUTOundo_retention integer 900undo_tablespace string UNDOTBSl Your data…
You configured the Fast Recovery Area (FRA) for your database. The database instance is in archivelog mode. The default location for the archived redo log files is the FRA.Which two files are removed automatically if space is required in the FRA as p…
You want execution of large database operations to suspend, and then resume, in the event of space allocation failures. You set the value of the initialization parameter RESUMABLE_TIMEOUT to 3600. Which two statements are true? A.Before a statement e…
5.Which two affect the time taken for instance recovery? A) size of redo logs B) size of UNDO tablespace C) FAST_START_MTTR_TARGET value D) size of archivelogs E) size of existing RMAN backupsets F) UNDO_RETENTION value Answer:AC…
3.Which structure can span multiple data files?❑ A) a permanent tablespace❑ B) a bigfile tablespace❑ C) a temporary tablespace❑ D) a segment❑ E) an extent • Answer:ACD…
2.Which two are true about Optimizer Statistics? ❑ A) They do not persist across Instance restarts. ❑ B) They are automatically updated when DDL statements execute. ❑ C) They are gathered by the Manageability Monitor (MMON) background process. ❑ D) T…
