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Exam : Oracle 1Z0042Title : Oracle Database 10g:Administration I1. In your Oracle 10g database , you have scheduled a job to update the optimizer statistics at 05:00 pmevery Friday. The job has successfully completed. Which three pieces of information would you check toconfirm that the statistics have been collected? (Choose three.)A. average row sizeB. last analyzed dateC. size of table in bytesD. size of table in database blocksE. number of free blocks in the free listF. number of extents present in the tableAnswer: ABD2. You are in the middle of a transaction and very crucial data has been modified. Because of a hardwarefailure, the instance has shut down before synchronizing all the database files.Which two statements are true? (Choose two.)A. On startup, SMON coordinates instance recovery.B. On startup, CKPT coordinates instance recovery.C. On startup, use RMAN to perform instance recovery.D. Uncommitted changes will be rolled back after the database is opened.E. On startup, perform media recovery and then instance recovery.F. On startup, all the files will be synchronized and you get both committed and uncommitted data.Answer: AD3. You are using the backup scheduler in Enterprise Manager (EM) to schedule a backup of yourdatabase.Which type of script does the backup scheduler generate?A. SQL scriptB. PL/SQL scriptC. Operating System (OS) scriptD. Enterprise Manager (EM) scriptE. Recovery Manager (RMAN) scriptAnswer: E4. You executed the following command to export the EMPLOYEES table from a remote machine:$ EXPDP hr/hr@DUMPFILE=my_dir:exp_hr.logLOGFILE=data_pump_dir:log_hr.logTABLES=employeesWhat would be the outcome of this command?A. The command would execute successfully and the export dump file would be created in the destinationof the directory object MY_DIR.B. The command would execute successfully. But log file would not be created as DATA_PUMP_DIRdirectory is only accessible to user with SYSDBA privilege.C. The command fails with an error because DATA_P

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