问题
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talbe : pub(pub_code char(2),pub_name varchar2(32)) book(book_code char(8),book_name va
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talbe : pub(pub_code char(2),pub_name varchar2(32)) book(book_code char(8),book_name va
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在以下系统自带的几个数据库中 可以删除的是( )A. master tempdbB. model msdbC. pubs
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现有两个文件:Apackagex;publicclassX{publicstaticvoiddoX() System.out.print(doX”);}和:Impor
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现有两个文件:packageX;publicclassX{publicstaticvoiddoX(){System.out.print("doX")
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现有2个文件:1.packagex;2.publicclassX{3.publicstaticvoiddoX(){System.out.print("doX&q