下列有关于总线设计的叙述中,错误的是。
A. 并行总线传输比串行传输速度快
B. 采用信号复用技术可以减少信号线数量
C. 采用突发传输方式可提高总线数据传输速率
D. 采用分离事务通信方式可提高总线利用率
在下列选项中,可提高同步总线数据传输速率的是。Ⅰ.增加总线宽度Ⅱ.提高总线工作频率Ⅲ.支持突发传输Ⅳ.采用地址/数据线复用方式
A. 仅Ⅰ、Ⅱ
B. 仅Ⅰ、Ⅱ、Ⅲ
C. 仅Ⅲ、Ⅳ
D. Ⅰ、Ⅱ、Ⅲ、Ⅳ
下列选项中,用于设备和设备控制器(I/O)之间互连的接口标准是。
A. PCI
B. USB
C. AGP
D. PCI-Express
Fill in the blanks of the following analysis of the text structure. Try not to copy from the text and some blanks may need more than one word.Text A focuses on the differences between the author's friendships with men and with women. It consists of three logical parts.Part One, i.e. paragraph 1, serves as an introduction. It informs the reader that the author has entirely different ____1_____ of his female friends and male friends. Part Two consists of paragraph 2-4, which provides two examples to illustrate how ____2____ the author communicates with his male friend Donald and his female friend Jessica. In paragraph 2 and 3, the author describes his ___3_____ adventure with Donald. They were ____4________ to each other and felt secure with each other. But they did not say anything _________5________. This example about Donald demonstrates that his friendship with men is built on _____6___ rather than words. In ____7____ to paragraph 2-3, paragraph 4 depicts the author's friendship with Jessica. He found it ___8_____to express deep emotional feelings to Jessica.The two examples lead to Part Three: paragraph 5-6. In paragraph 5, the author points out that his communication style is _____9_________ . He wondered why and was determined to find out. paragraph 6 explains the _____10_______ for the gender differences in friendship : men and women have very different emotional and rational processes. So it is ___11_____ for the author to treat his male friends and female friends in different ways.