题目内容：
根据下列题干，回答题：Sharing data effectively is （ 1 ）for success in today' s competitive environment. Managers must know how to use a variety of tools. Integrated data takes information from different sources and puts it to- gether in a meaningful and useful way. One of the difficulties of this is the （ 2 ） in hardware and soft- ware. （ 3 ） integration uses a base document that contains copies of other objects. （ 4 ）integration uses a base document that contains the current or most recent version of the source document it contains.
（ 5 ） provides an overview of the program written in" plain" English, without the computer syntax.
请选择（ 1 ）处最佳答案
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答案解析：