CCNA系列認證單項選擇題每日一練(2020.04.28)

來源：考試資料網(wǎng)

1 Refer to the exhibit.What is the meaning of the term dynamic as displayed in the output of the show frame-relay map command shown？（）

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2 Which type of EIGRP route entry describes a feasible successor?（）

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3 You work as a network engineer at TestKing.com. TestKing users have noticed extremely slow network performance, intermittent connectivity, and connection loss. After entering the show interfaces command, you notice that the Ethernet interface is configured as 100 Mbps full-duplex and that there is evidence of late collisions. What could be the cause of this problem?（）

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4 Which term describes a spanning-tree network that has all switch ports in either the blocking or forwarding state?（）

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5 請參見圖示。哪一個口令可讓管理員進入特權(quán)執(zhí)行模式？（）

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