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搜题
【单选题】
慢性支气管炎最常见的并发症是:A.
肺气肿
B.
肺部感染
C.
支气管扩张
D.
咳血
E.
肺源性心脏病
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【多选题】Which three statements are true about the application of QoS models？ （）
A.
The DiffServ model requires applications to signal the network with QoS requirements.
B.
The DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addresses.
C.
The DiffServ model requires RSVP.
D.
The best effort model is suitable for applications such as file transfer and e-mail
E.
The IntServ model requires applications to signal the network with QoS requirements.
F.
The IntServ model attempts to deliver a level of service based on the QoS specified by each packet
【判断题】Letter of authorization (授权证书) of mail transfer can be circulated and transferred by endorsement.
A.
正确
B.
错误
【简答题】法国画家保罗、高更的一系列不朽作品都完成于?
【判断题】What Paul talks is boastful and nonsensical in a fashion. 保罗的谈话有几分胡吹瞎扯。()
A.
正确
B.
错误
【多选题】Which three statements are true about the appliance of QoS models？（）
A.
the DiffServ model requires applications to signal the network with QoS requirements
B.
the DiffServ model can be used to deliver QoS based upon IP precedence， or source and destination addresses
C.
the DiffServ model requires RSVP
D.
the best effort model is suitable for applications such as file transfer and e-mail
E.
the IntServ model requires applications to signal the network with QoS requirements
F.
the IntServ model model attempts to deliver a level of service based on the QoS specified by each packet
【判断题】Mail transfer can be replaced in the time of telecommunication developed rapidly.( )
A.
正确
B.
错误
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