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【单选题】
计算机网络的基本分类方法主要有两种：一种是根据网络所使用的传输技术分类；另一种是根据分类。A.
网络协议
B.
网络操作系统类型
C.
覆盖范围与规模
D.
网络服务器的类型与规模
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反馈参考答案：
举一反三
【简答题】简述输血的基本原则。
【简答题】In an ecosystem environment what is the role of the ecossytem orchestrator?
【简答题】明明在幼儿园的活动中发现白纸被水打湿后很容易撕开,明明的这一发现属于:
【单选题】What is the role of the SRY gene in humans?
A.
It initiates the X inactivation process in females.
B.
It is located on the X chromosome and causes the X to pair with the Y chromosome during male meiosis.
C.
It is located on the Y chromosome and initiates the developmental pathway toward the male phenotype.
D.
It is located on an autosomal chromosome and represses expression of autosomal genes in order to balance their expression level with genes on the X chromosome.
【单选题】已知变量 x 的值为 3 ,选项中( )不会打印4?
A.
Console.Write(x++);
B.
Console.Write(++x);
C.
x++; Console.Write(x);
D.
++x; Console.Write(x);
【单选题】What is the role of an elevator pitch?
A.
A great way to promote your business.
B.
To increase your confidence.
C.
To make it easier for you to interact with other attendees.
D.
All of the above.
【简答题】通常把材料的危险应力除以一个大于1的系数n作为材料的 ,用符号 表示,n称为 。
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