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Which of the following statements are FALSE concerning the defragfs command？（）A、 The defragfs command should not be run against file systems and logical volumes that contain mostly transitory information， such as /tmp.B、 The defragfs command should not be

题目

Which of the following statements are FALSE concerning the defragfs command？（）

  • A、 The defragfs command should not be run against file systems and logical volumes that contain mostly transitory information， such as /tmp.
  • B、 The defragfs command should not be run on a large JFS2 file system when running on a 32-bit kernel.
  • C、 The defragfs command can improve file system performance by increasing the file system’s contiguous free space.
  • D、 The defragfs command can only be run against file systems that are mounted with read-write permissions.
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相似问题和答案

第1题：

The command frame-relay map ip 10.121.16.8 102 broadcast was entered on the router. Which of the following statements is true concerning this command？（）

  • A、This command should be executed from the global configuration mode.
  • B、The IP address 10.121.16.8 is the local router port used to forward data.
  • C、102 is the remote DLCI that will receive the information.
  • D、This command is required for all Frame Relay configurations.
  • E、The broadcast option allows packets， such as RIP updates， to be forwarded across the PVC

正确答案:E

第2题：

You work as an administrator at ABC.com. The ABC.com network consists of a single domain named ABC.com. All servers in the ABC.com domain， including domain controllers， have Windows Server 2012 R2 installed.You have been instructed to remove a domain controller named ABC_DC05 from the domain.  You ascertain that ABC_DC05 does not have the DNS Server Role installed.You want to determine which service location （SRV） records are registered in DNS for ABC_DC05.  Which of the following actions should you take？（）

  • A、You should run the dcdiag /v command on ABC_DC05.
  • B、You should run the netdiag /v command on ABC_DC05.
  • C、You should run the Install-ADDSDomainControllercmdlet with the -InstallDns parameter on ABC_DC05.
  • D、You should open the netlogon.dns file on ABC_DC05.
  • E、You should configure the Integration Services settings on ABC_DC05.
  • F、You should run the Dnscmd command on ABC_DC05.
  • G、You should run the Nslookup command on ABC_DC05.

正确答案:D

第3题：

All of the following statements accurately describe process for administering file systems EXCEPT:()

A.A logical volume must exist prior to running the crfs command to create a file system

B.A file system must be unmounted before it can be removed

C.Defining a file system imposes a structure on a logical volume

D.Removing a file system using rmfs automatically removes the underling logical volume


参考答案：A

第4题：

All of the following statements accurately describe process for administering file systems EXCEPT:（）

  • A、A logical volume must exist prior to running the crfs command to create a file system
  • B、A file system must be unmounted before it can be removed
  • C、Defining a file system imposes a structure on a logical volume
  • D、Removing a file system using rmfs automatically removes the underling logical volume

正确答案:A

第5题：

The command frame-relay map ip 10.121.16.8 102 broadcast was entered on the router. Which of the following statements is true concerning this command（）。

  • A、This command should be executed from the global configuration mode
  • B、The IP address 10.121.16.8 is the local router port used to forward data
  • C、102 is the remote DLCI that will receive the information
  • D、This command is required for all Frame Relay configurations
  • E、The broadcast option allows packets, such as RIP updates, to be forwarded across the PVC

正确答案:E

第6题：

Your database is up and running and one of your three control files is accidentally erased. You start RMAN and run the following command：   RESTORE CONTROLFILE FROM AUTOBACKUP；   Which of the following statements is true？（） 

  • A、 The command restores only the missing control file.
  • B、 The command restores all the control files.
  • C、 The command fails because the database is running.
  • D、 This is the correct way to address this problem.
  • E、 This is not the correct way to address this problem.

正确答案:C,E

第7题：

Which of the following procedures WILL NOT increase contiguous free space on a the filesystem /data1， located on /dev/lv01， that is heavily fragmented？（）

  • A、 Run defragfs -r /data1； defragfs /data1
  • B、 Run defragfs -r /dev/lv01； defragfs /dev/lv01
  • C、 Back up the filesystem by name， unmount the filesystem， recreate the filesystem by running mkfs /dev/lv01， and restoring the data from the backup.
  • D、 Back up the filesystem by inode， unmount the filesystem， recreate the filesystem by running mkfs /dev/lv01， and restoring the data from the backup.

正确答案:D

第8题：

The command frame－relay map ip 10.121.16.8 102 broadcast was entered on the router. Which of the following statements is true concerning this command()。

A.This command should be executed from the global configuration mode

B.The IP address 10.121.16.8 is the local router port used to forward data

C.102 is the remote DLCI that will receive the information

D.This command is required for all Frame Relay configurations

E.The broadcast option allows packets, such as RIP updates, to be forwarded across the PVC


参考答案：E

第9题：

Once the filemon command is invoked, which of the following procedures should be performed to stop the command so that the filemon reports will still be generated? （）

  • A、Run "filemon -u".
  • B、Run the "trcstop" command.
  • C、Perform a "kill -9" of the filemon process.
  • D、Send a SIGSTOP signal to the filemon process.

正确答案:B

第10题：

A graphics card has just been added but is not available. The xinit command is run, however an error occurs. Which of the following procedures should be performed to fix the error?（）

  • A、Run the xstart command.
  • B、Install the Windows software.
  • C、Change the console to /dev/lft.
  • D、Copy the xdefaults file to the home directory.

正确答案:B

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