题目内容

[One-Choice]What’s the diameter or width of large shadows?

A. <1.5mm
B. 1.5~3.0mm
C. 3.0~10mm
D. >10mm

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[Multiple-Choice]What types are Pneumoconiosis classified?

A. Silicosis
B. Silicate lung
Carbon pneumoconiosis
D. Metal pneumoconiosis

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[Multiple-Choice]According to the Diagnostic criteria of pneumoconiosis (GBZ 70-2015), which of following is Phase two

A. Grade 1 small shadow, and distribute 2 lung area
B. Grade 2 small shadow, and distribute >4 lung area
C. Grade 3 small shadow, and distribute 4 lung area
D. Large shadow with long diameter>20mm and short diameter>10mm

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在ISO/OSI七层模型中,()负责选择合适的路由,使发送的分组能够正确无误地按照地址找到目的站并交付给目的站。

A. 网络层
B. 运输层
C. 应用层
D. 表示层

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主机A发送IP数据报给主机B，途中经过了5个路由器（若连接的都是局域网）。试问在IP数据报的发送过程中总共使用了几次ARP?

A. 4
B. 5
C. 6
D. 7

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[One-Choice]What’s the diameter or width of large shadows?

A. <1.5mm B. 1.5~3.0mm C. 3.0~10mm D. >10mm

[Multiple-Choice]What types are Pneumoconiosis classified?

[Multiple-Choice]According to the Diagnostic criteria of pneumoconiosis (GBZ 70-2015), which of following is Phase two

在ISO/OSI七层模型中,()负责选择合适的路由,使发送的分组能够正确无误地按照地址找到目的站并交付给目的站。

主机A发送IP数据报给主机B，途中经过了5个路由器（若连接的都是局域网）。试问在IP数据报的发送过程中总共使用了几次ARP?

A. <1.5mm
B. 1.5~3.0mm
C. 3.0~10mm
D. >10mm