In Listing 3, DB-Access reads the input from the standard input device, processes the input, and writes the results to the standard output device.
在清单3中，DB - Access从标准输入设备读取输入，然后在处理该输入后将结果写到标准输出设备。
This solution would call for multiple sound output devices (on many systems, programs such as Festival and MPlayer can direct the output to a specific device) or coordinated input to one device.
这种解决方案需要调用多个输出设备(在许多系统中，Festival和MPlayer等程序可以将输出发送到特定的设备)或者在一个设备上协调输入。
Computer is a device that accepts input, processes data, stores data, and produces output, all according to a series of stored instructions.
计算机是一台接受输入，处理数据，存储数据和产生输出的设备，他们都是根据一系列的储存的指令来完成的。
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