07年11月網(wǎng)絡(luò)工程師模擬試題（3）上午試卷

　　(67) A.frames

　　B.bytes

　　C.packages

　　D.cells

　　(68) A.special

　　B.dependent

　　C.similar

　　D.dissimilar

　　(69) A.syntax

　　B.semantics

　　C.languages

　　D.format

　　(70) A.analyze

　　B.pairs

　　C.delete

　　D.create

　　●Frame Relay is simplified form of (71) ,similar in principle to (72) , in which synchronous, frames of data are routed to different destinations depending on header information .Packets are routed throught one or more Virtual Circuits known as (73) .Most Virtual Circuits are (74) ,which means that the network provider sets up all DLCI connections at subscription time. (75) are also part of the Frame Relay specification .They privide a link that only lasts only as long as the session.

　　(71) A. Datagram Switching

　　B.Datagram Routing

　　C. Packet Switching

　　D.packet Routing

希望與其他軟考考生進行交流？點擊進入軟考論壇>>>

進入考試吧博客記錄下自己的備考歷程吧

更多信息請訪問：考試吧軟件水平考試欄目