成考院校在线答案
- 2022-09-12 [单选] <p class="MsoNormal">29、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">关于全双工通信方式，下列说法正确的是</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span lang="EN-US">.</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">37、<span lang="EN-US">8279</span><span style="font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">芯片采用编码方式工作时，最多可以控制</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><u><span lang="EN-US" style="font-family:宋体"><span style="mso-spacerun:yes"> </span></span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span class="GramE"><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">个</span></span><span lang="EN-US">7</span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">段数码管的显示。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">18、<span lang="EN-US">DAC0832</span><span style="font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">的作用是</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><u><span lang="EN-US" style="font-family:宋体"><span style="mso-spacerun:yes"> </span></span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">16、<span lang="EN-US">CPU</span><span style="font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">在执行</span><span lang="EN-US">OUT<span style="mso-spacerun:yes"> </span>DX</span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">，</span><span lang="EN-US">AL</span><span style="font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">指令时，</span><span lang="EN-US">CPU</span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">往地址总线上送出的有效信号是</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">33、<span lang="EN-US">8086CPU</span><span style="font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">中断类型码是</span><span lang="EN-US">8</span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">位二进制数，中断向量表由</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><u><span lang="EN-US" style="font-family:宋体"><span style="mso-spacerun:yes"> </span></span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">字节组成。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">10、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">两片</span><span lang="EN-US">8259A</span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">采用主从级联方式，最多能接受</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family: 宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">级中断。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">28、<span lang="EN-US">8086</span><span style="font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">中断系统可以管理</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">种中断。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">6、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">一个</span><span lang="EN-US">I/O</span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">地址称为一个</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><u><span lang="EN-US" style="font-family:宋体"><span style="mso-spacerun:yes"> </span></span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">6、<span lang="EN-US">8279</span><span style="font-family:Microsoft Yahei; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">芯片共有</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">位列返回线。</span></p>
- 2022-09-12 [单选] <p class="MsoNormal">17、<span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">要让</span><span lang="EN-US">8254</span><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">芯片实现最大计数，则写入的计数初值为</span><u><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><u><span lang="EN-US" style="font-family:宋体"><span style="mso-spacerun:yes"> </span></span><span lang="EN-US"><span style="mso-spacerun:yes"> </span></span></u><span style="font-family:Microsoft Yahei;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">。</span></p>