不属于辅测试环境下的测试是______。
A.兼容性测试
B.模拟真实环境测试
C.性能易用性测试
D.横向对比测试
参考答案:C
---I don't suppose the police know who did it.
---Well, surprisingly they do. A man has been arrested and ____ now.
A.has been questioned
B.is being questioned
C.is questioning
D.has questioned
在SQL查询中,若要取得“学生”数据表中的所有记录和字段,其SQL语法为( )。
A) SELECT 姓名 FROM 学生B) SELECT*FROM 学生C) SELECT 姓名 FROM 学生 WHERE 学号=02650D) SELECT*FROM 学生 WHERE 学号=02650