计算机等级考试属于一种（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30661' and id < 2471444 and id<>'2471444' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30661' and id > 2471444 and id<>'2471444' order by id asc limit 5