IBM认证考试

Which of the following commands will remove the hardware definition of the tape drive rmt0 from a system？（）A、rm /dev/rmt0B、rmdel -s rmt0C、rmdev -dl rmt0D、tctl -f /dev/rmt0 erase

题目

Which of the following commands will remove the hardware definition of the tape drive rmt0 from a system？（）

  • A、rm /dev/rmt0
  • B、rmdel -s rmt0
  • C、rmdev -dl rmt0
  • D、tctl -f /dev/rmt0 erase
参考答案和解析
正确答案:C
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相似问题和答案

第1题：

Whichofthefollowingcommandswillremovethehardwaredefinitionofthetapedrivermt0fromasystem?()

A.rm/dev/rmt0

B.rmdel-srmt0

C.rmdev-dlrmt0

D.tctl-f/dev/rmt0erase


参考答案：C

第2题：

An AIX system has a rootvg plus a separate volume group for database application. Which of the following commands are sued to backup the entire system?（）

  • A、smitty mksysb (select additional volume group)
  • B、mkszfile && mksysb /dev/rmt0
  • C、smitty mksysb AND smitty savevg
  • D、smitty savevg (select additional volume group)

正确答案:C

第3题：

Which of the following sequence of commands should be used to list the directories and files saved on a mksyst tape that has been rewound and placed in device rmt0?()

A.tet1 -f /dev/rmt0 fsf 2; restore -xqvf /dev/rmt0

B.tet1 -f /dev/rmt0.1 fsf2; restore -Tvf /dev/rmt0.1

C.tet1 -f /dev/rmt0.1 fsf3; restore Tqvf /dev/rmt0.1

D.tet1 -f /dev/rmt0.1 fsf3; restore -Tvf /dev/rmt0.1


参考答案：C

第4题：

You have just added a CD.ROM drive （/dev/hdd） to your system and have added it to yourfstab. Typically you can use which of the following commands to mount media in that drive to /mnt/cdrom？（）

  • A、 mount /dev/cdrom /mnt/cdrom
  • B、 mount/dev/cdrom
  • C、 mount -t cdrom /dev/cdrom /mnt/cdrom
  • D、 mount /mnt/cdrom
  • E、 automount /mnt/hdd /mnt/cdrom

正确答案:D

第5题：

A support specialist started to apply an APAR on a system by inserting the tape into the tape drive， and loaded the fix using smitty installp. The following error message is displayed： tape not in backup format   Which of the following will resolve this problem？（）

  • A、Change density setting to 2
  • B、Set tape device to /dev/rmt0
  • C、Set block size to 0 for variable
  • D、Enable compression on tape device

正确答案:C

第6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7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8题：

Which of the following techniques is used to extract the ／usr／tmp directory from a mksysb backup?()

A.Use the tar command on the fifth image.

B.Use the restore command on the fourth image.

C.Use tctl -f /dev/rmt0.1 fsf 3 followed by the tar command on the fourth image.

D.Reboot using the mksysb tape and then use the dd command to extract the file.


参考答案：B

第9题：

An administrator needs to be able to restore a mksysb created on SERVER_A using a 4MM tape drive， to SERVER_B that only has an 8MM tape drive. There is an additional server that has a  4MM drive at /dev/rmt0 and an 8MM drive at /dev/rmt1.  Which of the following procedures should be followed to convert from the 4MM to 8MM format（）

  • A、tcopy /dev/rmt0.1 /dev/rmt1.1
  • B、dd if=/dev/rmt0.1 of=/dev/rmt1.1
  • C、tar -xvf /dev/rmt0.1tar -cvf /dev/rmt1.1
  • D、cpio -ivcBDUM < /dev/rmt0.1cpio -ovcBDUM. >/dev/rmt1.1

正确答案:A

第10题：

An AIX LPAR has been reconfigured to use direct-attached disks. What is the best way to fully remove and delete the Virtual IO volumes?（）

  • A、On the AIX LPAR: rmdev -dl hdisk#, rmdev -dl vscsi#
  • B、On the VIO Server: rmdev -dev rootvg_disk, rmlv rootlv_name
  • C、On the AIX LPAR: rmdev -dl hdisk#, rmdev -dl vscsi# On the VIO Server: rmdev -dev  rootvg_disk, rmlv rootlv_name
  • D、On the VIO Server: rmdev -dev rootvg_disk, rmlv rootlv_name On the AIX LPAR: rmdev -dl  hdisk#, rmdev -dl vscsi#

正确答案:C

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