【单选题】关于动态路由表,下列说法正确的是( )。
A.
动态路由表是网络处于正常工作状态时使用的路由表
B.
动态路由表是网络中的路由器相互发送路由信息而动态建立的
D.
动态路由表由于其灵活性,将来会取代静态路由表
【单选题】关于路由表,下列说法不正确的是( )。
A.
在实践应用中,路由表的建立有静态路由表和动态路由表两种基本方法
B.
使用动态路由表,同样的源主机和同样的目的主机,也可能出现不同的IP数据报传送路径
【单选题】听力原文:Don't pay any attention to him ---he's had one too many. What does the speaker mean?
A.
You don't have to pay any attention to him for he has already had many people around him.
B.
You don't have to pay any attention to him for he will not take it seriously.
C.
You don't have to pay any attention to him for he has already got drunk.
D.
You don't have to pay any attention to him for he is busying dealing with many things.
【单选题】---Tonight’s Stars in Danger《星跳水立方》 ______ to be an exciting one. ---I can’t agree more. Many famous stars will be involved and will fight for their own spotlight.
【单选题】“我记得我好像学过游泳,但现在不会游了”是()。
【单选题】In many European countries, one has to decide much earlier what one's career is going to be, and there is less freedom in changing one's decision _____ one has chosen a particular path. [ ]
【简答题】关于路由表大小的说法()是正确的。 A路由表的大小取决于它所连接的网络数量 B路由表的大小和它所连接的主机数量有关 C路由表的大小同时取决于网络的数量和网络中主机的数量 D路由表大小只和下一个路由器所连接的网络数量有关
【多选题】下列有关路由表的说法中错误的是()
A.
路由器只将自己认为的最佳路由添加到路由表中。
B.
如果在查找路由表时,某个报文的目的地址未能找到匹配的路由项,则该报文将被丢弃。
C.
如果在查找路由表时,某个报文的目的地址找到了匹配的路由项,则该报文将被转发,并且一定能够发送到最终的目的地址。
D.
在路由表的表项中,出接口只能是物理接口,而不可能是loopback、virtual-template等逻辑接口和虚拟接口。
【判断题】阔叶十大功劳性喜光,耐半阴,耐干旱,稍耐湿,萌蘖力弱。