单选题:若要在一对多的关联关系中,“一方”原始记录更改后,“多方”自动更改,应启用( )。 题目分类:Access 题目类型:单选题 查看权限:VIP 题目内容: 若要在一对多的关联关系中,“一方”原始记录更改后,“多方”自动更改,应启用( )。 A.有效性规则 B.级联删除相关记录 C.完整性规则 D.级联更新相关记录 参考答案: 答案解析:
Why did people fear being fat?Because________. Why did people fear being fat?Because________.A.fat was a feminist issue B.gir 分类:Access 题型:单选题 查看答案
一棵二又树共有25个结点,其中5个是叶子结点,则度为l的结点数为( )。 一棵二又树共有25个结点,其中5个是叶子结点,则度为l的结点数为( )。A.4 B.10 C.6 D.16 分类:Access 题型:单选题 查看答案
What the monitor said at the class meeting ________ quite a What the monitor said at the class meeting ________ quite all right.A.heard B.l 分类:Access 题型:单选题 查看答案
I have four letters to write today and I have finished_____ I have four letters to write today and I have finished_________.A.ones B.the th 分类:Access 题型:单选题 查看答案
Would you like a piece of cake_______your eoffee? Would you like a piece of cake_______your eoffee?A.with B.to C.for D.in 分类:Access 题型:单选题 查看答案