决策支持系统为
A．能够进行决策的信息系统
B．帮助决策者进行决策的信息系统
C．决策者使用的信息系统
D．前面都不正确
参考答案：B
解析：解析：决策支持系统(DSS)为决策层的信息系统。决策支持系统是以帮助决策者提高决策的效率、效果为目标的信息系统。决策支持系统支持决策者决策的全过程，为决策者提供一个良好的决策环境，但没法代替决策者的思维和判断。
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| Danny is very interested in 1 . He thinks it's easy. Today he 2 a camera in a shop in Wangfujing. He is very happy. He wants to 3 pictures very much. So he asks Jenny and Li Ming to sit in front of the window. He tells them 4 . But suddenly he falls and breaks his tail. He is always not 5 . |
| ( )1. A. snack ( )2. A. sells ( )3. A. draw ( )4. A. to smile ( )5. A. careless | B. cameras B. sees B. buy B. smile B. poor | C. computer C. finds C. take C. laugh C. careful | D. postcards D. buys D. see D. to happy D. good |