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【简答题】
关于千兆以太网的描述中，错误的是（ ）。 A)数据传输速率是1Gbps B)网络标准是IEEE 802．3z C)用MIl隔离物理层与MAC子层 D)传输介质可采用双绞线与光纤
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【简答题】Not long ago, I made up my mind to read a lot of books to get more knowledge. So I went to the library and __ 1_ __ happily with several books. But after a few days, I felt impatient. The ___ 2 __ of ...
【简答题】Not long ago, I made up my mind to read a lot of books to get more knowledge. So I went to the l 小题1: to borrow some books and returned them. But a few days l 小题2: , I felt impatient. The idea of fini...
【单选题】下列关于枚举类型的概念，错误的是
A.
枚举类型是有用户定义的一组整型符号常量
B.
定义枚举类型使用关键字enum
C.
enum Colors={red=1,blue=2},此定义错误，因为枚举常量成员的值从0开始
D.
可以通过枚举变量来访问枚举类型的数据
【简答题】枚举类型使用 关键字定义。
【简答题】定义枚举类型时, 应使用关键字_________。
【单选题】I don't like algebra this semester, and I’m not too found of history. But I'm enjoying my racquetball class a lot. I’m getting a lot of exercise, and I'm also enjoying the game. We usually play partne...
A.
I don't like algebra this semester， and I’m not too found of history.
B.
I'm enjoying my racquetball class a lot.
C.
I may sign up for intermediate racquetball next semester.
D.
We usually play partners and compete in small tournaments within the class.
【简答题】完形填空。 Not long ago, I made up my mind to read a lot of books to get more knowledge.So I went to the library and 1 happily with several books.But after a few days ,I felt impatient (没耐心).The 2 of finis...
【简答题】枚举类型用于表示一个逻辑相关联的项和组合。使用关键字( )来定义。
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