【名词&注释】
自定义表(user-defined data table)
[判断题]对MySQL注入攻击时，经常用到注释符号#来屏蔽剩下的内置SQL语句。()
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举一反三：
[单选题]关于用FrontPage制作网页，说法正确的是（ ）。
A. 必须懂得HTML语言
B. 利用FrontPage，用户只可以自定义表格
C. 可以把网页上的文本转换为表格
D. 一个网页上可以有无限个框架，不会影响网页下载时间
[单选题]In low-speed network，it is usually adequate to wait for congestion to occur and then react to it bytelling the source of packets to slow down．In high-speed networks，this approach often works poorly，because in the(71) between sending the notification and notification arriving at the source，thousands of additional(72) may arrive．In ATM network，a major tool for preventing(73)is(74)control．When a host wants a new virtual(75)，it must describe the traffic to be offeredand the service expected．(69)
A. interval
B. time
C. slot
D. delay
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