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Ctrl + C 终止    是强制中断程序的执行,,进程已经终止。

Ctrl + Z   是将任务中止(暂停的意思),但是此任务并没有结束,他仍然在进程中他只是维持挂起的状态,用户可以使用fg/bg操作继续前台或后台的任务,fg命令重新启动前台被中断的任务,bg命令把被中断的任务放在后台执行。

Ctrl + S 挂起

Ctrl + Q 解挂

Ctrl + D 退出Shell

CTRL+Z stops (pauses) a job

CTRL+C terminates a job

with CTRL+C you cannot resume the process but with CTRL+Z the job can be resumed by just entering at the command promt:

fg %1

if you have multiple processes paused then you should do

jobs

to see the output and select the appropriate number to resume e.g.

fg %3

resumes the third job in the list. You can also have jobs running in the background with

bg %n

where n is the job number.