主机与外设进行数据传输时，采用 _________ 方式 CPU 的效率最高。 -题库考试答案搜索网

主机与外设进行数据传输时，采用 _________ 方式 CPU 的效率最高。

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2021-07-17 23:28

A、<span style="FONT-FAMILY: 宋体; COLOR: black; FONT-SIZE: 10.5pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: " times="" new="" roman";="" mso-hansi-font-family:="" "times="" mso-bidi-font-family:="" roman""="">无条件传输</span>
B、<span style="FONT-FAMILY: 宋体; COLOR: black; FONT-SIZE: 10.5pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: " times="" new="" roman";="" mso-hansi-font-family:="" "times="" mso-bidi-font-family:="" roman""="">查询</span>
C、<span style="FONT-FAMILY: 宋体; COLOR: black; FONT-SIZE: 10.5pt; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: " times="" new="" roman";="" mso-hansi-font-family:="" "times="" mso-bidi-font-family:="" roman""="">中断</span>
D、<span style="FONT-FAMILY: " times="" new="" roman","serif";="" color:="" black;="" font-size:="" 10.5pt;="" mso-bidi-font-size:="" 12.0pt;="" mso-fareast-font-family:="" 宋体;="" mso-font-kerning:="" 1.0pt;="" mso-ansi-language:="" en-us;="" mso-fareast-language:="" zh-cn;="" mso-bidi-language:="" ar-sa"="" lang="EN-US">DMA</span>

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标签：机械制造与自动化高起专微机原理及应用 2020年第二学期期末考试

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