下列()不属于网络操作系统。A、Windows2000 Server B、DOS C、L

题型:单项选择题

问题:

下列()不属于网络操作系统。

A、Windows2000 Server

B、DOS

C、Linux

D、UNIX

考点:计算机网络管理员计算机网络管理员(技师)计算机网络管理员(技师)题库
题型:单项选择题

以下第一级预防措施中哪项是不正确的()

A.免疫接种

B.控制和消除环境致病危险因素

C.加强体育锻炼,增强对疾病的抵抗力

D.定期体格检查,对疾病早发现、早诊断、早治疗

E.怀孕期和儿童期的卫生保健

题型:单项选择题

根据对话情景,选择填入恰当的句子。(每空一句,每句1分,共6分)

A: It is my sister’s birthday soon. 小题1:____________________

B: How about a shirt?

A: No, that’s not interesting enough. 小题2:___________________

B: Let me see. How about a MP3?

A: Oh, that’s too dear. 小题3:___________________

B: Oh, it really is a problem. Let me think, I hear that your brother likes listening to pop music. 小题4:__________________________________

A: 小题5:_______________ I will buy him a CD with "Tell me why" on it. He likes it very much.

小题6:____________________________

B: You’re welcome.

A.I want to give him a surprise.

B.That sounds great.

C.What should I get him?

D.Why don’t you get him a CD?E. Shall we go shopping?

F. Thank you very much.

G. I don’t want to spend so much money.

题型:单项选择题

简述保护渣在结晶器中的作用。

题型:单项选择题

属于金属力学性能是()。

A、强度

B、硬度

C、韧性

D、压力加工性能

题型:单项选择题

要使Print方法在Form_Load事件中起作用,要对窗体的()属性进行设置。

A、Backcolor

B、ForeColor

C、AutoRedraw

D、BackStyle

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