问题:多选题You performed an incremental level 0 backup of a database: RMAN BACKUP INCREMENTAL LEVEL 0 DATABASE; To enable block change tracking after the incremental level 0 backup, you issued this command: SQL ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING ...
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问题:单选题In your multitenant container database (CDB) with two pluggable database (PDBs). You want to create a new PDB by using SQL Developer. Which statement is true?()A The CDB must be open.B The CDB must be in the mount stage.C The CDB must be in the nomount...
问题:单选题A senior DBA asked you to execute the following command to improve performance: SQL ALTER TABLE subscribe log STORAGE (BUFFER_POOL recycle); You checked the data in the SUBSCRIBE_LOG table and found that it is a large table containing one million rows....
问题:多选题An administrator account is granted the CREATE SESSION and SET CONTAINER system privileges. A multitenant container database (CDB) instant has the following parameter set: THREADED_EXECUTION = FALSE Which four statements are true about this administrat...
问题:单选题You are administering a database stored in Automatic Storage management (ASM). The files are storedin the DATA disk group. You execute the following command:SQL ALTER DISKGROUP data ADD ALIAS ‘+data/prod/myfile.dbf’ FOR ‘+data.231.45678’;What is the r...
问题:单选题In your multitenant container database (CDB) containing pluggable databases (PDB), users complain about performance degradation. How does real-time Automatic database Diagnostic Monitor (ADDM) check performance degradation and provide solutions?()A It ...
问题:多选题On your Oracle Database, you issue the following commands to create indexes: SQL CREATE INDEX oe.ord_customer_ix1 ON oe.orders (customer_id, sales_rep_id) INVISIBLE; SQL CREATE BITMAP INDEX oe.ord_customer_ix2 ON oe.orders (customer_id, sales_rep_id);...
问题:多选题Examine the following command: CREATE TABLE (prod_id number(4), Prod_name varchar2 (20), Category_id number(30), Quantity_on_hand number (3) INVISIBLE); Which three statements are true about using an invisible column in the PRODUCTS table?()AThe %ROWTY...
问题:单选题You database is running an ARCHIVELOG mode. The following parameter are set in your database instance: LOG_ARCHIVE_FORMAT = arch+%t_%r.arc LOG_ARCHIVE_DEST_1 = ‘LOCATION = /disk1/archive’ DB_RECOVERY_FILE_DEST_SIZE = 50G DB_RECOVERY_FILE = ‘/u01/oradat...
问题:单选题In your multitenant container database (CDB) containing pluggable database (PDBs), you granted theCREATE TABLE privilege to the common user C # # A_ADMIN in root and all PDBs. You execute thefollowing command from the root container:SQL REVOKE create ...
问题:多选题You run a script that completes successfully using SQL*Plus that performs these actions: 1. Creates a multitenant container database (CDB) 2. Plugs in three pluggable databases (PDBs) 3. Shuts down the CDB instance 4. Starts up the CDB instance using S...
问题:多选题In which two scenarios do you use SQL* Loader to load data?()ATransform the data while it is being loaded into the database.BUse transparent parallel processing without having to split the external data first.CLoad data into multiple tables during the ...
问题:多选题Examine the following parameters for a database instance: MEMORY_MAX_TARGET=0 MEMORY_TARGET=0 SGA_TARGET=0 PGA_AGGREGATE_TARGET=500m Which three initialization parameters are not controlled by Automatic Shared Memory Management (ASMM)?()ALOG_BUFFERBSOR...
问题:多选题You use the segment advisor to help determine objects for which space may be reclaimed. Which three statements are true about the advisor given by the segment advisor?()AIt may advise the use of online table redefinition for tables in dictionary manage...
问题:多选题You Execute the Following command to create a password file in the database server: $ orapwd file = ‘+DATA/PROD/orapwprod entries = 5 ignorecase = N format = 12’ Which two statements are true about the password file?()AIt records the usernames and pass...
问题:多选题You upgrade your Oracle database in a multiprocessor environment. As a recommended you execute thefollowing script:SQL @utlrp.sqlWhich two actions does the script perform?()AParallel compilation of only the stored PL/SQL codeBSequential recompilation ...
问题:单选题Your database is open and the LISTENER listener running. You stopped the wrong listener LISTENER byissuing the following command:lsnrctl STOPWhat happens to the sessions that are presently connected to the database Instance?()A They are able to perfor...
问题:单选题You conned using SQL Plus to the root container of a multitenant container database (CDB) with SYSDBA privilege. The CDB has several pluggable databases (PDBs) open in the read/write mode. There are ongoing transactions in both the CDB and PDBs. What h...
问题:单选题You find this query being used in your Oracle 12c database: Which method a used by the optimizer to limit the rows being returned?()A A filter is added to the table query dynamically using ROWNUM to limit the rows to 20 percent of the total rowsB All t...