题目内容

Any computer, be it a large PC or a small embedded computer, is useless if it has no means

A. I/O communications for an embedded computer frequently happen over a bus called the (71).
B. I/O bus
C. Memory Bus
Device bus
E. Intemal Bus

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试述非角质形成细胞的种类、结构特点和功能。

dermal papillae

POP3协议采用(69)一模式进行通信,当客户机需要服务时,客户端软件与POP3 服务器建立(70)连接。

A. Browser/Server
B. Client/Server
C. Peer to Peer
D. Peer to Server

A.堆栈技术B.双协议栈技术C.隧道技术D.翻译技术

A. 堆栈技术
B. 双协议栈技术
C. 隧道技术
D. 翻译技术

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