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问题 单项选择题 共用题干题

女性，50岁，无突眼，甲状腺不肿大，纳减，消瘦明显，心率120次/分，有手抖、出汗。

根据病史可不予考虑下列疾病中哪种疾病（）。

A.慢性淋巴性甲状腺炎

B.淡漠型甲亢

C.甲亢性肌萎缩

D.帕金森病

E.胃肠恶性肿瘤

答案

参考答案：D

单项选择题

Serialization delay and（）delay are the two components of network delay that are improved by increasing bandwidth. Serialization delay, i.e. the amount of time it takes to put the（）on the wire, and queuing delay (depth of the queue) are improved by increasing the（）from a 128kbps circuit to a T1. However, three other components of delay, routing/switching delay, distance delay, and protocol delay are components that can not be positively affected by an （）in bandwidth. If the circuits are not over-utilized, then increasing the bandwidth to improve the（）of the application will only result in an increased bandwidth with no positive effects on performance.

and protocol delay are components that can not be positively affected by an（）in bandwidth.

A．increase

B．decrease

C．maintenance

D．extension
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判断题

连接到MOST上的任何应用层部分都是MOST设备。
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