四级四级网络工程师网络工程师全真模拟试卷(二)上午试题
题目内容

(72).is a system that can map a name to an address and conversely an address to an name.<br class="bogusBR">(73).is a three-way handshaking authentication protocol that it's packets are encapsulated in the point-to-point protocol<br class="bogusBR">(74).is an approach that enables an ATM Switch to behave like a LAN switch.<br class="bogusBR">(75).is an guided media which is made of glass or plastic and transmits signals in the form of light.

2024-07-10

A.ASK

B.PSK

C.FSK

D.FDM

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