【计算机类职业资格】上机操作题-试卷58及答案解析.doc

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1、上机操作题-试卷 58 及答案解析(总分:6.00,做题时间:90 分钟)一、基本操作题(总题数:1,分数:2.00)1.通过 SQL DELETE 语句从“零件信息”表中删除单价小于 600 的所有记录。(分数:2.00)_二、简单应用题(总题数:1,分数:2.00)2.利用 SQL DELETE 语句删除 stock_s1dbf 表中“股票代码”为“600000”的股票。(分数:2.00)_三、综合应用题(总题数:1,分数:2.00)3.创建一个名为“分组情况表”的自由表(使用 sQL 语句),其中有组号和组名两个字段,组号占两个字符,组名占 10 个字符。(分数:2.00)_上机操作题-

2、试卷 58 答案解析(总分:6.00,做题时间:90 分钟)一、基本操作题(总题数:1,分数:2.00)1.通过 SQL DELETE 语句从“零件信息”表中删除单价小于 600 的所有记录。(分数:2.00)_正确答案:(正确答案:DELETE FROM 零件信息 WHERE 单价600)解析:二、简单应用题(总题数:1,分数:2.00)2.利用 SQL DELETE 语句删除 stock_s1dbf 表中“股票代码”为“600000”的股票。(分数:2.00)_正确答案:(正确答案:DELETE FROM stocksl WHERE 股票代码=“600000”)解析:三、综合应用题(总题数:1,分数:2.00)3.创建一个名为“分组情况表”的自由表(使用 sQL 语句),其中有组号和组名两个字段,组号占两个字符,组名占 10 个字符。(分数:2.00)_正确答案:(正确答案:CREATE TABLE 分组情况表(组号 c(2),组名 c(1 0)解析:

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