找考题网-背景图
单项选择题

A.ExecuteNonQuery()B.ExecuteScalar()C.ExecuteReader()D.……

当执行Sql语句“delete from tb_student”时,需要使用SqlCommand对象的()方法执行?

A.ExecuteNonQuery()
B.ExecuteScalar()
C.ExecuteReader()
D.ExecuteXmlReader()