Though the bookseller might decide to shelve the book in one category, that book may have multiple BISAC headings assigned to it in the computer system.

尽管书商可能决定把这本书放到某一个类别下面，但是它在电脑系统里可能属于好几个BISAC的类别。

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Data is organized in a number of categories - Sales, Security, Computer, Internet, Communication, Financial Management, Training, etc. -, each category being further organized in sub-categories.

同时还数据对进行了分门别类的管理，类别有销售、安全、计算机、因特网、通信、金融管理和培训等，每个分类又有进一步的子分类。

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The netbook faces a challenge this year as the highest growth category in the personal computer market by a younger upstart – the smartbook.

随着一类更新颖电脑产品——智能本的推出，上网本在个人电脑市场上增长最快的地位今年将面临挑战。

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Tablet computers have proven themselves to be a new computer category, as opposed to just oversized smartphones.

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In the personal computer category, Amazon said the Apple MacBook, Nokia Internet Tablet PC and HP Pavilion Entertainment Notebook PC were strong sellers.

FORBES: Magazine Article

The popularity of netbooks, owned by 12 percent of U.S. households, and laptops, now owned by most households (58 percent), is helping drive the computer category.

ENGADGET: Shocker: CEA's spending report finds Americans buying more technology