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NEW QUESTION 1
Which two are true about RETENTION GUARANTEE? (Choose two.)

  • A. It is a tablespace attribute.
  • B. It prevents FLASHBACK DATABASE operation failure.
  • C. It prevents out-of-space errors.
  • D. It prevents “Snapshot too old” errors.
  • E. It is a static parameter.

Answer: AB

NEW QUESTION 2
In a database, the default temporary tablespace is TEMP and USER1’s default tablespace is DATA. Examine these parameters:
1Z0-072 dumps exhibit
Which tablespace stores UNDO generated by USER1’s DML on temporary tables?

  • A. DATA
  • B. SYSTEM
  • C. SYSAUX
  • D. TEMP
  • E. UNDOTBS1

Answer: D

NEW QUESTION 3
Which three are true about Automatic Workload Repository (AWR), Automatic Database Diagnostic Monitor (ADDM), and the MMON background process? (Choose three.)

  • A. AWR snapshots must be deleted when no longer required by ADDM.
  • B. ADDM can recommend shrinking the buffer cache.
  • C. By default, MMON creates an AWR snapshot every 30 minutes.
  • D. ADDM can recommend extending the buffer cache.
  • E. By default, AWR snapshots are automatically purged after eight days.
  • F. ADDM performs its analysis only whenever a DBA requests it.

Answer: BEF

NEW QUESTION 4
Which is a machine image in Oracle Cloud?

  • A. the number of OCPUs and amount of memory allocated to an instance
  • B. the physical persistent block storage space allocated to an instance
  • C. the number of OCPUs, amount of memory, and persistent block storage space allocated to an instance
  • D. a template of a virtual hard disk of specific size without an operating system installed
  • E. a template of a virtual hard disk of specific size with an installed operating system

Answer: E

NEW QUESTION 5
Which is true about unexpired undo?

  • A. It is required when a transaction rolls back.
  • B. It may be used to support flashback queries.
  • C. It consists of undo only for uncommitted transactions.
  • D. It is always retained for the time specified in UNDO RETENTION.
  • E. It is the first type of undo overwritten when trying to avoid out-of-space errors.

Answer: D

NEW QUESTION 6
For which three purposes is UNDO used? (Choose three.)

  • A. flashback queries
  • B. FLASHBACK TABLE <tablename> TO BEFORE DROP operations
  • C. the roll forward phase of instance recovery
  • D. RESTORE DATABASE operations
  • E. ROLLBACK operations
  • F. read consistency

Answer: AEF

NEW QUESTION 7
What two are benefits of Data Pump? (Choose two.)

  • A. It can execute in parallel.
  • B. It can restart failed export jobs.
  • C. It makes use of client system resources.
  • D. It can export data into sequential media, such as tapes.
  • E. It represents database metadata information as DDL statements in the dump file.

Answer: AB

NEW QUESTION 8
Which three failures do not require intervention for recovery? (Choose three.)

  • A. user process failure
  • B. media failure
  • C. statement failure
  • D. network interface card (NIC) failure
  • E. transaction failure

Answer: ACE

NEW QUESTION 9
In your database, you want to create a tablespace of non-standard block size by using this command: CREATE TABLESPACE ns_tbs
DATAFILE ‘/u01oracle/data/nstbs_f01.dbf’ SIZE 100M BLOCKSIZE 16K;
Which is a requirement for this command to succeed?

  • A. All other DB_nK_CACHE_SIZE parameters should be set to zero.
  • B. The DB_16K_CACHE_SIZE parameter should be set to a value that can be accommodated in the available SGA.
  • C. The value of the DB_CACHE_SIZE parameter should not be 16 KB.
  • D. The DB_16K_CACHE_SIZE parameter should be set to a value less than that of DB_CACHE_SIZE.
  • E. The DB_BLOCK_SIZE parameter must be set to a value greater than 16 KB.

Answer: B

NEW QUESTION 10
Your database is configured for shared server and the SGA_TARGET parameter is set to a non-zero value. Which three actions could help in handling a large number of concurrent users?

  • A. using Automatic SGA Memory Management (ASMM)
  • B. setting the LARGE_POOL_SIZE parameter to a non-zero value
  • C. increasing the size of the PGA
  • D. setting the SHARED_POOL_SIZE parameter to a non-zero value
  • E. increasing the number of dispatchers

Answer: BCD

NEW QUESTION 11
Examine the command: CREATE USER user1 IDENTIFIED BY user123
DEFAULT TEMPORARY TABLESPACE temp
QUOTA 5M ON system PROFILE hr_user PASSWORD EXPIRE;
Which two are true? (Choose two.)

  • A. The PASSWORD EXPIRE clause is invalid because passwords are controlled by the HR_USER profile.
  • B. USER1 requires a quota to be able to store objects in the default permanent tablespace.
  • C. USER1 will be prompted for a new passport at first login.
  • D. A quota on the temporary tablespace must be specified to enable USER1 to perform queries and transactions.
  • E. USER1’s account is locked.

Answer: BD

NEW QUESTION 12
Your database instance is started by using an spfile. You want to modify the value of a static initialization parameter.
Examine these steps:
1. Shut down the database instance.
2. Modify the parameter in the spfile with scope = SPFILE.
3. Modify the parameter in a pfile.
4. Use the spfile to create a pfile.
5. Use the pfile to create a spfile.
6. Modify the parameter in the spfile with scope = BOTH.
7. Start up the database instance.
Which are the minimum required steps in the correct order?

  • A. 2, 1, 7
  • B. 1, 7, 2
  • C. 1, 2, 7
  • D. 6, 1, 7
  • E. 1, 4, 3, 5, 7

Answer: C

NEW QUESTION 13
Which two are true about the AL32UTF8 character set? (Choose two.)

  • A. It is used to encode data for columns of any data type.
  • B. It supports multilingual databases.
  • C. It uses less space than other character sets, for all data types.
  • D. It is used to store PL/SQL source code.
  • E. It improves the I/O performance of a database compared to other character sets.

Answer: BC

NEW QUESTION 14
Which two are true about incomplete recovery? (Choose two.)

  • A. Incremental backups cannot be used to roll forward the database while performing it.
  • B. Uncommitted transactions will be rolled back after it completes.
  • C. It is possible only when the database is in MOUNT state.
  • D. The database must have FLASHBACK enabled in order to perform it.
  • E. Only RMAN backupsets can be used to restore a database as part of it.

Answer: DE

NEW QUESTION 15
Which two are responsibilities of an Oracle DBA regarding database availability, backup, and recovery?

  • A. decreasing Mean Time Between Failures (MTBF) by configuring FLASHBACK mode
  • B. implementing FLASHBACK DATA ARCHIVE to decrease MTBF
  • C. ensuring that critical components are protected by implementing redundancy
  • D. decreasing Mean Time to Recover (MTTR) by configuring FLASHBACK mode
  • E. implementing FLASHBACK DATA ARCHIVE to decrease MTTR

Answer: CD

NEW QUESTION 16
Which three types of files are created by expdp operations? (Choose three.)

  • A. SQL files
  • B. dump files
  • C. reject files
  • D. log files
  • E. input data files
  • F. bad files
  • G. control files

Answer: ABD

NEW QUESTION 17
Which two are true about instance recovery for a database that is open in read write mode? (Choose two.)

  • A. It is guaranteed to complete within fast_start_mttr_target number of seconds.
  • B. No users can log on until instance recovery has completed.
  • C. Only the CURRENT REDO log group is required to perform instance recovery.
  • D. It is always performed when opening a database.
  • E. It always occurs during instance startup performed immediately after a SHUTDOWN ABORT.
  • F. The database opens after the roll forward phase of instance recovery has completed.

Answer: DE

NEW QUESTION 18
Which two are true about complete and incomplete recovery? (Choose two.)

  • A. Uncommitted transactions will be rolled back after complete recovery completes.
  • B. The database must have FLASHBACK enabled in order to perform incomplete recovery.
  • C. Uncommitted transactions will be rolled back after incomplete recovery completes.
  • D. Incomplete recovery is possible only when the database is open.
  • E. Only incremental backups can be used to roll forward the database while performing complete recovery.

Answer: AE

NEW QUESTION 19
Which two operations can be performed on external tables? (Choose two.)

  • A. creating invisible indexes
  • B. creating views
  • C. creating partitions
  • D. creating public synonyms
  • E. executing UPDATE statements

Answer: BD

NEW QUESTION 20
Which two backup configurations are set by default when you choose Cloud Storage Only as the backup destination? (Choose two.)

  • A. encryption of backups only for Enterprise Edition databases
  • B. automatic daily full database backups
  • C. RMAN incremental backups in a seven-day cycle
  • D. encryption of backups only for High Performance and Extreme Performance database versions
  • E. on-demand backups that need to be scheduled
  • F. encryption for all backups

Answer: CD

NEW QUESTION 21
Which two are true about direct path load?

  • A. It enforces only primary key, unique, and not NULL, constraints.
  • B. DML statements may occur on tables being loaded.
  • C. It fires insert triggers, if any.
  • D. It writes only to blocks above the high-water mark.
  • E. It uses the database buffer cache.

Answer: BC

NEW QUESTION 22
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