Free Access Oracle.1Z1-083.v2022-05-30.q253 Practice Test (Page 51)

Question 246

Which two are true about Recovery Manager (RMAN) diagnostic message output? (Choose two.)

A.RMAN error stacks should be read from the top down as that is the order in which errors are generated.

B.The RMAN LOG command line clause causes output issued during RMAN commandcompilation to be written to a log file and to standard output.

C.Media Management messages for SBT devices are always written to sbtio.log.

D.The RMAN LOG command line clause causes output issued during RMAN command compilation to be written to a log file only.

E.RMAN error stacks should be read from the bottom up as that is the order in which errors are generated.

F.Media Management messages for SBT devices are written to an Oracletrace file.

Question 247

Oracle Data Redaction is active on the SCOTT.EMP table. You queried the table twice. SQL> SELECT ENAME, SAL, COMM, MGR, HIREDATE FROM EMP WHERE DEPTNO=30; SQL> SELECT ENAME, SAL, COMM, MGR, HIREDATE FROM EMP WHERE DEPTNO=30; Which is guaranteed to be true concerning the redaction policy?

A.PARTIAL redaction is active on the MGR column.

B.RANDOM redaction is active on the HIREDATE column

C.PARTIAL redaction is active of the HIREDATE column.

D.FULL redaction is active on the SAL column

E.RANDOM redaction is active on the MGR column

Question 248

Examine this configuration:
1. CDB1is an Oracle Database 12c Release 2 database containing pluggable databases PDB$SEED, PDB1, and PDB2.
2. PDB$SEEDis open READ ONLY
3. PDB1is open READ WRITE
4. PDB2 is MOUNTED.
5. ORACLE_HOMEis /u01/app/oracle/product/18.1.0/dbhome_1.
You execute these commands before upgrading the database to the current release:

For which databases will fixup scripts be created?

A.CDB1, PDB$SEED, and PDB1 only

B.CDB1, PDB1, and PDB2only

C.PDB$SEED, PDB1, and PDB2only

D.CDB1, PDB$SEED, PDB1, and PDB2

E.CDB1and PDB$SEEDonly

Question 249

Choose two. Which two are true about the automatic execution of operating system scripts when performing silent mode installation starting from Oracle Database 19c?

A.The response file can specify the path of the sudo program.

B.The installer will prompt for the root or sudo password.

C.The response file must contain the root or sudo password.

D.The response file can specify the root or sudo password.

E.Silent install always runs operating scripts automatically.

Question 250

In performance management, which two factors might reduce the ability of an application to scale to a large number of users? (Choose two.)

A.the number of tablespaces containing tables updated by a transaction

B.issuing multiple savepoints during a transaction

C.poorly written SQL

D.the number of data files containing extents belonging to tables updated by a transaction

E.poorly trained users who do not commit transactions

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Question 246

Question 247

Question 248

Question 249

Question 250

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