题目内容
软件开发环境是支持软件产品开发的软件系统，它由软件工具集和环境集成机制构成。环境集成机制包括：提供统一的数据模式和数据接口规范的数据集成机制；支持各开发活动之间通信、切换、调度和协同的 (29) ；为统一操作方式提供支持的 (30) 。 （30）处填（）。
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WLANs are increasingly popular because they enable cost-effective connections among people, applications and data that were not possible, or not cost-effective, in the past. For example, WLAN-based applications can enable fine-grained management of supply and distribution (1) to improve their efficiency and reduce (2) . WLANs can also enable entirely new business processes. To cite but one example, hospitals are using WLAN-enabled point-of-care applications to reduce errors and improve overall (3) care. WLAN management solutions provide a variety of other benefits can be substantial but difficult to measure. For example, they can protect corporate data by preventing (4) through rogue access points. They help control salary costs, by allowing IT staffs to manage larger networks without adding staff. And they can improve overall network management by integrating with customers’ existing systems, such as Open View and UniCenter. Fortunately, it isn’t necessary to measure these benefits to justify investing in WLAN management solutions, which can quickly pay for themselves simply by minimizing time-consuming (5) and administrative chores. 1（）
相同屏幕尺寸的显示器，点距为（）的分辨率较高，显示图形较清晰。
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