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问题 填空题

地球的平均半径是______，赤道周长约为______，经线指标______方向．

答案

经过测量，地球的平均半径为6371千米，赤道周长约4万千米，经线指示南北方向．

故答案为：6371千米；4万千米；南北．

单项选择题

Today’s response to the data access dilemma eschews the traditional archival approach in favor of emerging standards for what are described as the documents of the future: compound documents. Product users and developers hope the latest standards effort--such as OpenDoc and Microsoft Corp.’s Object Linking and Embedding (OLE) will (26) data accessibility.
OpenDoc is a standards group (27) a common look and feel throughout documents, even though different applications are used.
OLE technologies allow Microsoft to (28) its various software products. Microsoft creates, governs and distributes the OLE capability, which is what most (29) it from the open OpenDoc approach. Thus, users can assemble (30) of varying application to create compound documents. With OLE users can, for example, embed an Excel chart in a Microsoft word report.

A．get

B．make

C．ensure

D．take
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单项选择题

FDT表示的是（）。

A、文件目录表

B、文件分配表

C、引导区

D、硬盘分区表
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