违法和不良信息举报 联系客服
免费注册 登录

单选题The operator needs to execute a long-running shell script. How can the script be executed so the operator does not have to wait until it is complete to access the command prompt?（）A ./script.kshB nohup ./script.kshC run -b ./script.kshD ./script.ksh n

题目
单选题
The operator needs to execute a long-running shell script. How can the script be executed so the operator does not have to wait until it is complete to access the command prompt?（）
A

./script.ksh

B

nohup ./script.ksh

C

run -b ./script.ksh

D

./script.ksh > nohup.out

如果没有搜索结果或未解决您的问题，请直接 联系老师 获取答案。
相似问题和答案

第1题：

Operator needs to remove all leading comments from shell.script file. Which of the following vi sub－command can achieve this?()

A. :r/^#//g

B. :1,$ s/^#//g

C. :sed s/^#//g

D. :sub s/^#//g


参考答案：D

第2题：

The operator needs to execute a long-running shell script. How can the script be executed so the operator does not have to wait until it is complete to access the command prompt?（）

  • A、./script.ksh
  • B、nohup ./script.ksh
  • C、run -b ./script.ksh
  • D、./script.ksh > nohup.out

正确答案:A

第3题：

How can an operator temporarily gain access to the command line while in a smit session, without losing the current smit session?()

A. F2 key

B. F6 key

C. F8 key

D. F9 key


参考答案：D

第4题：

How can an operator temporarily gain access to the command line while in a smit session, without losing the current smit session?（）

  • A、F2 key
  • B、F6 key
  • C、F8 key
  • D、F9 key

正确答案:D

第5题：

When an operator is trying to log off the system displays this message: you have running jobs?? What does this mean?（）

  • A、One or more processes are running in the background, preventing log off.
  • B、One or more processes are paused, requiring operator input prior to logging off.
  • C、At least one process is running in the background and it will keep running after the operator logs off
  • D、At least one process is running in the background using nohup and it will terminate when the operator logs off

正确答案:C

第6题：

You want to perform in incomplete recovery of your database.  You plan to use these commands to recover your database：  SET UNTIL TIME = ’2000-12-09：11：44：00’；  RESTORE DATABASE； RECOVER DATABASE；  How should the commands be executed？ （）

  • A、Only the SET command must be within a RUN block.
  • B、All commands should be executed at the RMAN prompt.
  • C、All three commands must be within a single RUN block.
  • D、Only the RESTORE and RECOVER commands must be within a single RUN block.

正确答案:C

第7题：

A three-node cluster experienced a node failure. The resource groups were acquired as cexpected. The node has been repaired，and HACMP has been restarted.  How does the operator determine that the node has successfully re-integrated into the cluster？（）  

  • A、 Use the clstat command.
  • B、 Use the cIRGinfor command.
  • C、 Tail the /etc/hacmp.out file and wait for "node_up_complete" to finish successfully.
  • D、 Tail the /usr/es/adm/cluster.log file and wait for "node_up_complete" to finish successfully.

正确答案:A

第8题：

The operator needs to execute a long－running shell script. How can the script be executed so the operator does not have to wait until it is complete to access the command prompt?()

A. ./script.ksh

B. nohup ./script.ksh

C. run -b ./script.ksh

D. ./script.ksh > nohup.out


参考答案：A

第9题：

How can an operator list all its history of commands in one step?（）

  • A、Run c -l 0?from the command line.Run ?c -l 0?from the command line.
  • B、Invoke SMIT for the shell environment.
  • C、Run the SC + H?combination at the command prompt.Run the ?SC + H?combination at the command prompt.
  • D、Use a rep?command with its UID against the /var/log/history_cmds file.Use a ?rep?command with its UID against the /var/log/history_cmds file.

正确答案:A

第10题：

A user has written a script that is not running correctly and asks an administrator for help. Without adding anything to the script, how can the administrator determine the cause of the problem?（）

  • A、Run the script with an 'sh -x' in front.
  • B、Run the script with a 'ksh -v' in front.
  • C、Type debug into the command line before running the script.
  • D、Type 'set -x' into the command line before running the script.

正确答案:A

更多相关问题
相关内容