点击查看:2015软考《网络工程师》巩固练习题汇总
在因特网的路由选择协议中,属于外部网络协议的是_(1)_,按固定时间间隔和相邻路由器交换路由表 信息的协议是_(2)_。该协议最大特点是_(3)_,它使用_(4)_传输信息。此协议报文最大长度、最多可包括 的路由数和最大距离分别是_(5)_。
(1)
A.IGP
B.RIP
C.OSPF
D.BGP
(2)
A.RIP
B.OSPF
C.IGP
D.EGP
(3)
A.功能强大
B.可用于大规模网络
C.实现简单,开销小
D.故障率低
(4)
A.TCP
B.UDP
C.IP 层
D.应用层
(5)
A.504 25 15
B.1500 25 16
C.504 32 15
D.1500 25 8
Flow control is a function that prevents network congestion by ensuring that _(6)_ do not overwhelm_(7)_ with data. There are three commonly used methods for handling network congestion . _(8)_is used by network devices to temporarily store bursts of excess data in memory until they can be processed. _(9)_ are used by receiving devices to help prevent their buffers from overflowing . _(10)_ is a flow-control scheme in which the source device requires an acknowledgment from the destination after a certain number of packets have been transmitted.
(6)(7)
A.transmitting devices
B.transmitted devices
C.receiving devices
D.received devices
(8)(9)(10)
A.Buffer
B.Source-quench messages
C.window
D.Windowing
E.Buffering
答案:1-5 DACBA 6-10 ACEBD
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