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A.差别B.自顶向下C.白底向D.专家判定技术

A. 差别
B. 自顶向下
C. 白底向
D. 专家判定技术

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A.用户B.静态C.动态D.系统

A. 用户
B. 静态
C. 动态
D. 系统

企业在提取法定盈余公积金和公益金前不得向投资者分配利润。 ()

A. 正确
B. 错误

In data communication, data link is those parts of two data terminal equipments that are controlled by a protocol along with the(71) data circuit, which together enable data(72). So-called protocol means, in short, a set of rules that determines the behavior. of functional units in achieving communication.Data circuit, however, consists of a pair of(73) transmission channels that provides a means of two-way data transmission. Between data switching exchanges, the data circuit may or may not include data circuit-terminating equipment (DCE), depending on the type of(74) used at the data switching exchange. Between a data station and a data switching exchange or data concentrator, the data circuit includes the DCE at the data station end, and may include equipment(75) to a DCE at the data switching exchange or dam concentrator location.

A. handshaking
B. interconnecting
C. linkage
D. joining

What advantage is mentioned about the F6600-D Copy and Print System?

A. It is very easy to use.
B. It is cheaper to operate than similar systems.
C. It uses less space than the current equipment setup does.
D. It creates more professional looking documents than the current equipment does.

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