问题:多选题View this parameter setting in your database: DB_CREATE_FILE_DEST=’D:// /oracle/product/10.2.0/oradata/oracle’ You created a tablespace by using this command: CREATE TABLESPACE USERS; Which two statements are true about the USERS tablespace?()ATh...
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问题:单选题You find that the database performance degrades while you backup the PROD database using Recovery Manager (RMAN). The PROD database is running in shared server mode. The database instance is currently using 60% of total operating system memory. You sus...
问题:多选题You are working on a test database where instance recovery takes a considerable amount of time.How can reduce the recovery time?()ABy multiplexing the control filesBBy multiplexing the redo log filesCBy decreasing the size of redo log filesDBy configur...
问题:单选题The ST_INFO master table has millions of rows that are updated very rarely. It has a STATE_CODE column that contains the value for 25 states. The table is frequently queried on the STATE_CODE column. Which type of index would you suggest to improve the...
问题:多选题Which two statements about bigfile tablespaces are true? ()AThe bigfile tablespace have only one data file.BThe segment space management is automatic.CThe extent management is dictionary managed.DThe database can have only one bigfile tablespace.EThe b...
问题:You work as a database administrator for Certkiller .com. Be...
问题:单选题You work as a database administrator for Supportcenter.cn. In a production environment, users complain about the slow response time when accessing the database. You have not optimized the memory usage of the Oracle instance and you suspect the problem ...
问题:单选题In the instance of the PROD database, the checkpoint (CKPT) process runs after every minute. A database user updates the rows of the ORDERS table. Because of the configuration, the CKPT process gets initiated before the user commits the transaction. Wh...
问题:单选题You execute the following command in your Supportcenter.cn production database to change the width of the CUST_NAME column of the CUSTOMERS table: ALTER TABLE customers MODIFY (cust_nameVARCHAR2 (40)) / When you execute the command, it displays ...
问题:单选题Where do you find information about a missing redo log file?()A trace fileB audit trailC control fileD alert log fileE event viewer...
问题:You work as a database administrator for Certkiller .com. Wh...
问题:While planning to manage more than one database in your syst...
问题:单选题The SAVE_AMT column in the ACCOUNTS table contains the balance details of customers in a bank. As part of the year/x7fend tax and interest calculation process, all the rows in the table need to be accessed. The bank authorities want to track access to ...
问题:While setting up an Oracle database for one of your critical...
问题:单选题You observe that in your PROD database, customer information is being modified by some unauthorized users. You want to keep track of all of the transactions happening on the table using PL/SQL. Which type of PL/SQL subprogram or construct would you use...
问题:单选题It is a holiday and no transactions are being performed on the database. You took a consistent backup of your database without using Recovery Manager (RMAN). How would you make use of this consistent backup in RMAN?()A cannot be used in RMANB by starti...
问题:多选题In which two cases would you perform only consistent backup?()AYou are working on a database where downtime is not tolerated.BYou are working on a database where downtime can be tolerated.CYou are working on a database that operates in ARCHIVELOG mode....
问题:In your database, you may be forced to perform a recovery us...
问题:单选题In your database, UNDO_RETENTION has been set to 600 sec and UNDO tablespace is configured for RETENTION GUARANTEE. Which statement regarding RETENTION GUARANTEE is true? ()A Undo data is retained until the next full database backup.B No committed undo...