IBM(000-232)

单选题A system administrator wants to automatically eject the backup tape each night after the backup is complete. Which command can be used to eject the tape？（）A tarB tctlC rmdevD backup

题目
单选题
A system administrator wants to automatically eject the backup tape each night after the backup is complete. Which command can be used to eject the tape？（）
A

tar

B

tctl

C

rmdev

D

backup

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相似问题和答案

第1题：

An operator is asked to rewind and eject a tape from a system. Which command will accomplish this without touching the tape drive?()

A. tctl reset

B. tctl rewind

C. tctl return

D. tctl rewoffl


参考答案：A

第2题：

An operator is asked to rewind and eject a tape from a system. Which command will accomplish this without touching the tape drive?（）

  • A、tctl reset
  • B、tctl rewind
  • C、tctl return
  • D、tctl rewoffl

正确答案:A

第3题：

The BACKUP_TAPE_IO_SLAVES parameter is set to FALSE for the database instance. Which statement is true while performing a tape backup in an RMAN session?()

A. The tape I/O performed is asynchronous

B. The tape buffer is allocated from the System Global Area (SGA)

C. The tape buffer is allocated from the Program Global Area (PGA)

D. Oracle I/O uses an interrupt mechanism to determine when each I/O completes


参考答案：C

第4题：

A system administrator performs a full backup every Saturday evening and incremental backups the rest of the week. The system failed on Thursday and needs to be restored. Which backup tapes will be required to restore the system to its most recent recoverable state？（）

  • A、Saturday’s full backup tape only
  • B、Wednesday’s incremental backup tape only
  • C、Saturday’s full backup and Wednesday’s incremental backup tapes
  • D、Saturday’s full backup and Sunday’s through Wednesday’s incremental backup tapes

正确答案:D

第5题：

A tape library can be defined as which of the following？（）

  • A、 A way to catalog tapes after a tape backup to easily identify and retrieve data.
  • B、 A modular tape backup system containing multiple drives， tapes， and connections.
  • C、 A database consisting of all backups performed and the contents of each backup.
  • D、 An offsite storage facility to house tapes in case of a disaster for easy site recovery.

正确答案:B

第6题：

NAS， SAN， and Tape library are MOST commonly used for which of the following？（）

  • A、System paging file
  • B、Virtual memory
  • C、GPU processing
  • D、Backup and file storage

正确答案:D

第7题：

Which of the following BEST describes the difference between differential and incremental backups？（）

  • A、 An incremental backup requires fewer tapes for restoration than a differential backup. 
  • B、 A differential backup tape takes less time than an incremental backup tape.
  • C、 A differential backup requires fewer tapes for restoration than an incremental backup.
  • D、 An incremental backup tape costs less than a differential backup tape.

正确答案:C

第8题：

Asystemadministratorwantstoautomaticallyejectthebackuptapeeachnightafterthebackupiscomplete.Whichcommandcanbeusedtoejectthetape?()

A.tar

B.tctl

C.rmdev

D.backup


参考答案：B

第9题：

Which command can a system administrator use to verify that a tape is in backup format and is readable by the system？（）

  • A、tar
  • B、tctl
  • C、tcopy
  • D、restore

正确答案:D

第10题：

A customer has the need to implement a tape backup solution to backup a 500GB database on a daily basis.  Which of the following factors is the most important consideration in the design of a backup and restore solution？（）

  • A、Amount of data in the backup
  • B、Bandwidth available to the tape device
  • C、Length of the backup/restore window
  • D、Speed that the backup system can find files for restoration

正确答案:C

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