在必须保证确切地按顺序处理消息的严格应用程序环境中，可以省略dlq以强制关闭消息的处理。
Under restrictive application environments where exact processing of messages in order needs to be assured, a DLQ can be omitted to force a shutdown of the processing.
如果在10分钟之后，UOW未完成，那么DB 2软件会自动强制关闭该应用程序。
If, after ten minutes, the UOW is not completed, then the DB2 software will automatically force off that application.
Android存在的问题是，没有明确的指示哪些应用程序是正在运行的，也没有一个简单的方法来退出或强制关闭。
The problem is that there’s no visual indicator of which apps are running, nor is there an easy way to exit them or force them to close.
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