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1Z0-083

Exam 1Z0-083: Oracle Database Administration II

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DEMO

Question #1

Which two are true about reclaiming space used by Flashback logs in Oracle Database 19c and later releases?

  • A. Space is only reclaimed when there is space pressure in the Fast Recovery Area(FRA)
  • B. Space is always reclaimed automatically when the retention period for Flashback logs is lowered
  • C. Space might be reclaimed proactively before space pressure occurs
  • D. Space is always reclaimed proactively before space pressure occurs
  • E. Space might be reclaimed automatically when the retention period for Flashback logs is lowered

Answer: CE

Question #2

Which two are true about server-generated alerts?

  • A. Stateless alerts can be cleared manually
  • B. Stateless alerts are automatically cleared after one day.
  • C. Stateful alerts are purged automatically from the alert history after one day
  • D. Stateless alerts can be purged manually from the alert history.
  • E. Stateful alerts must be cleared by a DBA to resolve the problem identified in the alert.

Answer: AD

Question #3

Which three are true about upgrading Oracle Grid Infrastructure?

  • A. The newer version is installed in a separate Oracle Grid Infrastructure home on the same server as the existing version
  • B. A direct upgrade can be performed only from the immediately preceding Oracle Grid Infrastructure version
  • C. The upgrade process will automatically install all mandatory patches for the current version of Oracle Grid Infrastructure
  • D. Existing Oracle Database instances must be shut down before starting the upgrade
  • E. An existing Oracle base can be used.

Answer: ADE

Question #4

Which two are true about the Program Global Area(PGA)and its management in an Oracle database instance?

  • A. PGA_AGGREGATE_LIMIT is a hard limit on the PGA size for any one session
  • B. The entire PGA is located in the System Global Area(SGA)when using shared servers
  • C. The private SQL area(UGA)is located in the System Global Area(SGA)when using shared servers
  • D. Sorts and Hash Joins use PGA memory.
  • E. The private SQL area(UGA)is located in the System Global Area(SGA)when using dedicated servers

Answer: CD

Question #5

You plan to perform cross-platform PDB transport using XTTS. Which two are true?

  • A. A backup of the PDB must exist, taken using the BACKUP command with the TO PLATFORM clause
  • B. The source PDB can be in MOUNT or OPEN state
  • C. The source PDB must be in MOUNT state.
  • D. The source PDB must not be an application root.
  • E. The source and target platforms must have the same endianess

Answer: BE

Question #6 ... 186

Oracle Database Administration II

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